{"id":39704,"date":"2024-05-19T12:30:39","date_gmt":"2024-05-19T08:00:39","guid":{"rendered":"https:\/\/wpadmin.maktabkhooneh.org\/mag\/?p=39704"},"modified":"2026-02-17T17:24:48","modified_gmt":"2026-02-17T13:54:48","slug":"closure-in-js","status":"publish","type":"post","link":"https:\/\/maktabkhooneh.org\/mag\/closure-in-js\/","title":{"rendered":"Closure \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a &#8211; \u0622\u0645\u0648\u0632\u0634 \u06a9\u0644\u0648\u0698\u0631 \u0628\u0647 \u0632\u0628\u0627\u0646 \u0633\u0627\u062f\u0647"},"content":{"rendered":"\n<p>Closures \u06cc\u06a9 \u0645\u0641\u0647\u0648\u0645 \u0642\u062f\u0631\u062a\u0645\u0646\u062f \u0648 \u0645\u0647\u0645 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0633\u062a. \u06a9\u0644\u0648\u0698\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0647 \u062a\u0648\u0627\u0628\u0639 \u062f\u0627\u062e\u0644\u06cc \u0627\u06cc\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0631\u0627 \u0645\u06cc\u200c\u062f\u0647\u062f \u062a\u0627 \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u0628\u06cc\u0631\u0648\u0646 \u0627\u0632 \u0645\u062d\u062f\u0648\u062f\u0647\u200c\u06cc \u062e\u0648\u062f \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f. \u0628\u0647 \u0639\u0628\u0627\u0631\u062a \u062f\u06cc\u06af\u0631\u060c \u06a9\u0644\u0648\u0698\u0631 \u062f\u0627\u0645\u0646\u0647\u200c\u06cc \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u062e\u0648\u062f \u0631\u0627 \u0628\u0633\u062a\u0647 \u0648 \u0639\u0645\u0644\u06a9\u0631\u062f \u0628\u06cc\u0631\u0648\u0646\u06cc \u0631\u0627 \u062d\u0641\u0638 \u062e\u0648\u0627\u0647\u062f \u06a9\u0631\u062f. \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628 \u0628\u0647 \u0645\u0641\u0647\u0648\u0645 Closure \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0648 \u0637\u0631\u0632 \u06a9\u0627\u0631 \u0622\u0646 \u067e\u0631\u062f\u0627\u062e\u062a\u0647\u200c\u0627\u06cc\u0645.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Closure \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0686\u06cc\u0633\u062a\u061f<\/h2>\n\n\n\n<p>Closures \u0631\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u062a\u0631\u06a9\u06cc\u0628\u06cc \u0627\u0632 \u062a\u0627\u0628\u0639 \u062f\u0627\u0646\u0633\u062a \u06a9\u0647 \u0647\u0645\u0631\u0627\u0647 \u0628\u0627 \u0627\u0631\u062c\u0627\u0639\u0627\u062a \u0628\u0647 \u0648\u0636\u0639\u06cc\u062a \u067e\u06cc\u0631\u0627\u0645\u0648\u0646 \u062e\u0648\u062f \u0628\u0633\u062a\u0647\u200c\u0628\u0646\u062f\u06cc \u0634\u062f\u0647 \u0627\u0633\u062a. \u0648\u0642\u062a\u06cc \u06a9\u0647 \u06cc\u06a9 Closure \u062f\u0631 Javascript \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0628\u0647 \u062d\u0648\u0632\u0647\u200c\u06cc \u062a\u0627\u0628\u0639 \u0628\u06cc\u0631\u0648\u0646\u06cc \u062f\u0633\u062a\u0631\u0633\u06cc \u067e\u06cc\u062f\u0627 \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0631\u062f. \u06a9\u0644\u0648\u0698\u0631 \u062f\u0631 Javascript \u0628\u0627 \u0647\u0631\u0628\u0627\u0631 \u062a\u0639\u0631\u06cc\u0641 \u06cc\u06a9 \u062a\u0627\u0628\u0639 (Function) \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n\n\n<div class=\"jet-listing-grid--50121\" style=\"\"><div class=\"jet-listing-dynamic-field-block zht-maktab-khooneh-course cb-fb2qc30r\"data-is-block=\"jet-engine\/dynamic-field\"><div class=\"jet-listing-dynamic-field__content\" >\n<div class=\"course-card\">\n    <div class=\"course-card-img\">\n        <img decoding=\"async\" \n            data-src=\"https:\/\/media1.maktabkhooneh.org\/CACHE\/images\/courses\/images\/javascript-oop_1403-08-16-164350653\/6c307197a074dffea3bc17df00c0f463.webp?expire=4893471932&#038;token=c9a63f578ed0f0be04d9300e2fcec400&#038;md5=yaY_V47Q8L4E2TAOL87EAA==\" \n            alt=\"\u0622\u0645\u0648\u0632\u0634 \u0634\u06cc \u06af\u0631\u0627\u06cc\u06cc \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u067e\u0631\u0648\u0698\u0647 \u0645\u062d\u0648\u0631\" \n            title=\"\u0622\u0645\u0648\u0632\u0634 \u0634\u06cc \u06af\u0631\u0627\u06cc\u06cc \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u067e\u0631\u0648\u0698\u0647 \u0645\u062d\u0648\u0631\" \n            width=\"100%\" \n            height=\"auto\"\n           \n         src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\">\n    <\/div>\n\n    <div class=\"course-details\">\n        <a href=\"https:\/\/maktabkhooneh.org\/course\/%D8%A2%D9%85%D9%88%D8%B2%D8%B4-%D8%B4%DB%8C-%DA%AF%D8%B1%D8%A7%DB%8C%DB%8C-%D8%AF%D8%B1-%D8%AC%D8%A7%D9%88%D8%A7-%D8%A7%D8%B3%DA%A9%D8%B1%DB%8C%D9%BE%D8%AA-mk1106\/\" class=\"course-title\" target=\"_blank\" rel=\"noopener noreferrer\">\n            \u0622\u0645\u0648\u0632\u0634 \u0634\u06cc \u06af\u0631\u0627\u06cc\u06cc \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u067e\u0631\u0648\u0698\u0647 \u0645\u062d\u0648\u0631        <\/a>\n\n        <div class=\"course-price\">\n            \n                <span class=\"real-price\">\n                                            \u06f7\u06f9\u06f9,\u06f0\u06f0\u06f0                                    <\/span>\n\n                <span>\n                    <span class=\"discounted-price\">\n                        \u06f3\u06f1\u06f9,\u06f6\u06f0\u06f0                    <\/span>\n                    <span class=\"price-currency\">\u062a\u0648\u0645\u0627\u0646<\/span>\n                <\/span>\n\n                                    <div class=\"discount-percentage\">\n                        \u06f6\u06f0%                    <\/div>\n                \n                    <\/div>\n        <button class=\"course-cta-button\" data-course-url=\"https:\/\/maktabkhooneh.org\/course\/%D8%A2%D9%85%D9%88%D8%B2%D8%B4-%D8%B4%DB%8C-%DA%AF%D8%B1%D8%A7%DB%8C%DB%8C-%D8%AF%D8%B1-%D8%AC%D8%A7%D9%88%D8%A7-%D8%A7%D8%B3%DA%A9%D8%B1%DB%8C%D9%BE%D8%AA-mk1106\/\">\n            \u0645\u0634\u0627\u0647\u062f\u0647 \u0648 \u062e\u0631\u06cc\u062f        <\/button>\n    <\/div>\n<\/div>\n<\/div><\/div><\/div>\n\n\n<p>\u0628\u0631\u0627\u06cc \u062f\u0631\u06a9 \u0628\u0647\u062a\u0631 \u0645\u0641\u0647\u0648\u0645 closure\u060c \u062a\u0635\u0648\u0631 \u06a9\u0646\u06cc\u062f \u06cc\u06a9 <a href=\"https:\/\/maktabkhooneh.org\/mag\/functions-in-javascript\/\">\u062a\u0627\u0628\u0639 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/a> \u062f\u0627\u0631\u06cc\u062f \u06a9\u0647 \u062f\u0631 \u062f\u0631\u0648\u0646 \u0622\u0646 \u062a\u0627\u0628\u0639\u060c \u062a\u0627\u0628\u0639 \u062f\u06cc\u06af\u0631\u06cc \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f. \u062a\u0627\u0628\u0639 \u062f\u0627\u062e\u0644\u06cc\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0631 \u062a\u0627\u0628\u0639 \u0628\u06cc\u0631\u0648\u0646\u06cc \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u0627\u0633\u062a\u060c \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f. \u062d\u062a\u06cc \u0627\u06af\u0631 \u0627\u062c\u0631\u0627\u06cc \u062a\u0627\u0628\u0639 \u0628\u06cc\u0631\u0648\u0646\u06cc \u0628\u0647 \u067e\u0627\u06cc\u0627\u0646 \u0631\u0633\u06cc\u062f\u0647 \u0628\u0627\u0634\u062f\u060c \u062a\u0627\u0628\u0639 \u062f\u0627\u062e\u0644\u06cc \u0647\u0645\u200c\u0686\u0646\u0627\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0627\u0632 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u062a\u0627\u0628\u0639 \u0628\u06cc\u0631\u0648\u0646\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u062f. \u0639\u0644\u062a \u0627\u06cc\u0646 \u0627\u0645\u0631 \u0628\u0647 \u0648\u062c\u0648\u062f \u06a9\u0644\u0648\u0698\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0631\u062f.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" width=\"780\" height=\"470\" src=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2024\/05\/word-image-39704-1.jpeg\" alt=\"Closure \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0686\u06cc\u0633\u062a\u061f\" class=\"wp-image-39705\" title=\"\" srcset=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2024\/05\/word-image-39704-1.jpeg 780w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2024\/05\/word-image-39704-1-300x181.jpeg 300w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2024\/05\/word-image-39704-1-768x463.jpeg 768w\" sizes=\"(max-width: 780px) 100vw, 780px\" \/><figcaption><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u062d\u0648\u0632\u0647\u200c\u06cc \u0648\u0627\u0698\u06af\u0627\u0646\u06cc \u06cc\u0627 exical Scoping<\/h2>\n\n\n\n<p>\u062d\u0648\u0632\u0647\u200c\u06cc \u0648\u0627\u0698\u06af\u0627\u0646\u06cc \u0628\u0647 \u0686\u06af\u0648\u0646\u06af\u06cc \u062a\u0639\u06cc\u06cc\u0646 \u0648 \u062d\u0644 \u0648 \u0641\u0635\u0644 \u0646\u0627\u0645\u200c\u0647\u0627\u06cc \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u062a\u0648\u0633\u0637 \u06cc\u06a9 \u0645\u0641\u0633\u0631 \u0648\u0627\u0642\u0639\u06cc \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u062a\u0648\u0627\u0628\u0639 \u0628\u0647\u200c\u0635\u0648\u0631\u062a \u062a\u0648\u062f\u0631\u062a\u0648 \u0628\u0627\u0634\u0646\u062f\u060c \u0627\u0634\u0627\u0631\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0645\u06a9\u0627\u0646\u06cc \u06a9\u0647 \u06cc\u06a9 \u0645\u062a\u063a\u06cc\u0631 \u062f\u0631\u0648\u0646 \u06a9\u062f \u0645\u0646\u0628\u0639 \u0627\u0639\u0644\u0627\u0645 \u0634\u062f\u0647 \u0627\u0633\u062a\u060c \u062a\u0639\u06cc\u06cc\u0646 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0627\u06cc\u0646 \u0645\u062a\u063a\u06cc\u0631 \u062f\u0631 \u06a9\u062f\u0627\u0645 \u0642\u0633\u0645\u062a\u200c\u0647\u0627\u06cc \u06a9\u062f \u0642\u0627\u0628\u0644 \u062f\u0633\u062a\u0631\u0633 \u0627\u0633\u062a. \u062a\u0648\u0627\u0628\u0639 \u062a\u0648\u062f\u0631\u062a\u0648 \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u062d\u0648\u0632\u0647\u200c\u06cc \u0628\u06cc\u0631\u0648\u0646\u06cc \u0622\u0646\u200c\u0647\u0627 \u0627\u0639\u0644\u0627\u0645 \u0634\u062f\u0647\u200c\u0627\u0646\u062f\u060c \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0631\u0646\u062f.<\/p>\n\n\n<div class=\"jet-listing-grid--56206\" style=\"\"><div class=\"jet-listing-dynamic-field-block zht-maktab-khooneh-learn cb-ud1ng69u\"data-is-block=\"jet-engine\/dynamic-field\"><div class=\"jet-listing-dynamic-field__content\" >\r\n<div class=\"zht-learn-card\">\r\n    <div class=\"zht-learn-title-section\">\r\n        <div class=\"zht-learn-card-icon\">\r\n            <svg viewBox=\"0 0 24 24\" fill=\"currentColor\" width=\"24\" height=\"24\">\r\n                <path d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z\" \/>\r\n            <\/svg>\r\n        <\/div>\r\n        \r\n        <!-- \u0639\u0646\u0648\u0627\u0646 \u062a\u0628\u062f\u06cc\u0644 \u0634\u062f\u0647 \u0628\u0647 \u0644\u06cc\u0646\u06a9 -->\r\n        <a href=\"https:\/\/maktabkhooneh.org\/learn\/web-design\/\" class=\"zht-learn-card-title\" target=\"_blank\" rel=\"noopener noreferrer\">\r\n            \u062f\u0648\u0631\u0647\u200c\u0647\u0627\u06cc \u0622\u0645\u0648\u0632\u0634 \u0637\u0631\u0627\u062d\u06cc \u0633\u0627\u06cc\u062a        <\/a>\r\n    <\/div>\r\n\r\n    <!-- \u062f\u06a9\u0645\u0647 \u062a\u0628\u062f\u06cc\u0644 \u0634\u062f\u0647 \u0628\u0647 \u062a\u06af button -->\r\n    <!-- \u0627\u0632 onclick \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u062f\u0647 \u062a\u0627 \u0628\u0647 \u0645\u062d\u0636 \u06a9\u0644\u06cc\u06a9 \u0644\u06cc\u0646\u06a9 \u0631\u0627 \u0628\u0627\u0632 \u06a9\u0646\u062f -->\r\n    <button class=\"zht-learn-card-btn\" data-course-url=\"https:\/\/maktabkhooneh.org\/learn\/web-design\/\" onclick=\"window.open(this.getAttribute('data-course-url'), '_blank');\">\r\n        \u0634\u0631\u0648\u0639 \u06cc\u0627\u062f\u06af\u06cc\u0631\u06cc\r\n    <\/button>\r\n<\/div><\/div><\/div><\/div>\n\n\n<p>\u0645\u062b\u0627\u0644: \u062f\u0631 \u0642\u0637\u0639\u0647 \u06a9\u062f \u0632\u06cc\u0631\u060c \u0627\u0633\u062a\u0641\u0627\u062f\u0647\u200c\u06cc \u067e\u0627\u06cc\u0647\u200c\u0627\u06cc \u0627\u0632 Closure \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0631\u0627 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647\u200c\u0627\u06cc\u0645.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"><span class=\"kd\">function<\/span> <span class=\"nx\">foo<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\n    <span class=\"kd\">let<\/span> <span class=\"nx\">b<\/span> <span class=\"o\">=<\/span> <span class=\"mf\">\u06f1<\/span><span class=\"p\">;<\/span>\n    <span class=\"kd\">function<\/span> <span class=\"nx\">inner<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\n        <span class=\"k\">return<\/span> <span class=\"nx\">b<\/span><span class=\"p\">;<\/span>\n    <span class=\"p\">}<\/span>\n    <span class=\"k\">return<\/span> <span class=\"nx\">inner<\/span><span class=\"p\">;<\/span>\n<span class=\"p\">}<\/span>\n<span class=\"kd\">let<\/span> <span class=\"nx\">get_func_inner<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">foo<\/span><span class=\"p\">();<\/span>\n\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">get_func_inner<\/span><span class=\"p\">());<\/span>\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">get_func_inner<\/span><span class=\"p\">());<\/span>\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">get_func_inner<\/span><span class=\"p\">());<\/span><\/pre>\n\n\n\n<p>\u062e\u0631\u0648\u062c\u06cc:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u06f1\n\u06f1\n\u06f1<\/pre>\n\n\n\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0628\u0647 \u0646\u0627\u0645 foo \u062f\u0627\u0631\u06cc\u0645 \u06a9\u0647 \u062f\u0631\u0648\u0646 \u0622\u0646 \u06cc\u06a9 \u0645\u062a\u063a\u06cc\u0631 \u0628\u0647 \u0646\u0627\u0645 b \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u0627\u0633\u062a. \u0647\u0645\u0686\u0646\u06cc\u0646 \u062f\u0631\u0648\u0646 foo \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u062f\u0627\u062e\u0644\u06cc \u0628\u0647 \u0646\u0627\u0645 inner \u062f\u0627\u0631\u06cc\u0645 \u06a9\u0647 b \u0631\u0627 \u0686\u0627\u067e \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" width=\"258\" height=\"192\" data-src=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2024\/05\/closure.png\" alt=\"\u06a9\u0644\u0648\u0698\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \" class=\"wp-image-39713 lazyload\" title=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 258px; --smush-placeholder-aspect-ratio: 258\/192;\"><figcaption><\/figcaption><\/figure>\n\n\n\n<p>\u0648\u0642\u062a\u06cc foo \u0627\u062c\u0631\u0627 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u062a\u0627\u0628\u0639 inner \u0631\u0627 \u0628\u0627\u0632\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f. \u067e\u0633 \u0627\u0632 \u0627\u06cc\u0646\u06a9\u0647 foo \u0627\u062c\u0631\u0627\u06cc \u062e\u0648\u062f \u0631\u0627 \u062a\u0645\u0627\u0645 \u06a9\u0631\u062f\u0647 \u0627\u0633\u062a\u060c inner \u0647\u0645\u0686\u0646\u0627\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631 b \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f. \u0627\u06cc\u0646 \u0628\u0647 \u062f\u0644\u06cc\u0644 \u0648\u062c\u0648\u062f \u0628\u0633\u062a\u0647 (closure) \u0627\u0633\u062a \u06a9\u0647 \u062d\u0648\u0632\u0647\u0654 \u0648\u0627\u0698\u06af\u0627\u0646\u06cc foo \u0631\u0627 \u062d\u0641\u0638 \u06a9\u0631\u062f\u0647 \u0627\u0633\u062a.<\/p>\n\n\n\n<p>\u0628\u0647 \u0639\u0628\u0627\u0631\u062a \u062f\u06cc\u06af\u0631\u060c inner \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u062d\u0648\u0632\u0647\u0654 \u062a\u0627\u0628\u0639 \u0628\u06cc\u0631\u0648\u0646\u06cc \u062e\u0648\u062f \u0631\u0627 \u062d\u062a\u06cc \u067e\u0633 \u0627\u0632 \u067e\u0627\u06cc\u0627\u0646 \u0627\u062c\u0631\u0627\u06cc \u0622\u0646 \u062a\u0627\u0628\u0639 \u062d\u0641\u0638 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06cc\u0646 \u062e\u0627\u0635\u06cc\u062a \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u062d\u0648\u0632\u0647\u0654 \u0648\u0627\u0698\u06af\u0627\u0646\u06cc (lexical scoping) \u0634\u0646\u0627\u062e\u062a\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u06cc\u06a9\u06cc \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u0645\u0647\u0645 \u0648 \u0642\u062f\u0631\u062a\u0645\u0646\u062f \u062f\u0631 \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0633\u062a.<\/p>\n\n\n\n<p>\u0628\u0633\u062a\u0647\u200c\u0647\u0627 \u0628\u0647 \u0634\u0645\u0627 \u0627\u06cc\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0631\u0627 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f \u06a9\u0647 \u062a\u0648\u0627\u0628\u0639\u06cc \u0628\u0633\u0627\u0632\u06cc\u062f \u06a9\u0647 \u0628\u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u062a\u0627\u0628\u0639 \u0645\u062d\u0635\u0648\u0631 \u06a9\u0646\u0646\u062f\u0647 \u0648 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u0633\u0631\u0627\u0633\u0631\u06cc \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f\u060c \u0628\u062f\u0648\u0646 \u0627\u06cc\u0646\u06a9\u0647 \u0627\u06cc\u0646 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u067e\u0633 \u0627\u0632 \u067e\u0627\u06cc\u0627\u0646 \u0627\u062c\u0631\u0627\u06cc \u062a\u0627\u0628\u0639 \u0628\u06cc\u0631\u0648\u0646\u06cc \u0627\u0632 \u0628\u06cc\u0646 \u0628\u0631\u0648\u0646\u062f. \u0627\u06cc\u0646 \u0648\u06cc\u0698\u06af\u06cc \u0628\u0647 \u0637\u0648\u0631 \u06af\u0633\u062a\u0631\u062f\u0647 \u062f\u0631 \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0646\u0648\u06cc\u0633\u06cc \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u0628\u0647 \u0634\u0645\u0627 \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f \u062a\u0627 \u06a9\u062f\u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u0648 \u0642\u0627\u0628\u0644 \u0646\u06af\u0647\u062f\u0627\u0631\u06cc\u200c\u062a\u0631\u06cc \u0628\u0646\u0648\u06cc\u0633\u06cc\u062f.<\/p>\n\n\n<div class=\"jet-listing-grid--50192\" style=\"\"><style><\/style><section class=\"zht-related-post\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Article\" role=\"region\"\n  aria-label=\"Related article\">\n  <div class=\"zht-related-post-section-label\">\n    \u0645\u0637\u0627\u0644\u0628 \u0645\u0631\u062a\u0628\u0637\n  <\/div>\n  <img decoding=\"async\" width=\"300\" height=\"202\" data-src=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2024\/05\/5fdaf12d-4158-461e-a802-52c82a42fa6e-300x202.jpg.webp\" class=\"attachment-medium size-medium wp-post-image lazyload\" alt=\"\u0622\u0645\u0648\u0632\u0634 \u0622\u0631\u0627\u06cc\u0647 \u0686\u0646\u062f \u0628\u0639\u062f\u06cc \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\" data-srcset=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2024\/05\/5fdaf12d-4158-461e-a802-52c82a42fa6e-300x202.jpg.webp 300w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2024\/05\/5fdaf12d-4158-461e-a802-52c82a42fa6e-768x517.jpg.webp 768w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2024\/05\/5fdaf12d-4158-461e-a802-52c82a42fa6e.jpg 1024w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" title=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/202;\">\n  <a href=\"https:\/\/maktabkhooneh.org\/mag\/multidimensional-array-in-javascript\/\" class=\"zht-related-post-title\"\n    itemprop=\"headline\" target=\"_blank\">\u0622\u0645\u0648\u0632\u0634 \u0622\u0631\u0627\u06cc\u0647 \u0686\u0646\u062f \u0628\u0639\u062f\u06cc \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/a>\n<\/section><\/div>\n\n\n<h2 class=\"wp-block-heading\">\u0627\u06cc\u062c\u0627\u062f \u0628\u0633\u062a\u0647\u200c\u0647\u0627 \u06cc\u0627 \u06a9\u0644\u0648\u0698\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h2>\n\n\n\n<p>\u062f\u0631 \u0627\u06cc\u0646\u200c\u062c\u0627 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u0645 \u06cc\u06a9 \u0645\u062b\u0627\u0644 \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u06a9\u0644\u0648\u0698\u0631 \u062f\u0631 javascript \u0627\u0631\u0627\u0626\u0647 \u062f\u0647\u06cc\u0645.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"><span class=\"kd\">function<\/span> <span class=\"nx\">foo<\/span><span class=\"p\">(<\/span><span class=\"nx\">outer_arg<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\n\n    <span class=\"kd\">function<\/span> <span class=\"nx\">inner<\/span><span class=\"p\">(<\/span><span class=\"nx\">inner_arg<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\n        <span class=\"k\">return<\/span> <span class=\"nx\">outer_arg<\/span> <span class=\"o\">+<\/span> <span class=\"nx\">inner_arg<\/span><span class=\"p\">;<\/span>\n    <span class=\"p\">}<\/span>\n    <span class=\"k\">return<\/span> <span class=\"nx\">inner<\/span><span class=\"p\">;<\/span>\n<span class=\"p\">}<\/span>\n<span class=\"kd\">let<\/span> <span class=\"nx\">get_func_inner<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">foo<\/span><span class=\"p\">(<\/span><span class=\"mf\">\u06f5<\/span><span class=\"p\">);<\/span>\n\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">get_func_inner<\/span><span class=\"p\">(<\/span><span class=\"mf\">\u06f4<\/span><span class=\"p\">));<\/span>\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">get_func_inner<\/span><span class=\"p\">(<\/span><span class=\"mf\">\u06f3<\/span><span class=\"p\">));<\/span><\/pre>\n\n\n\n<p>\u062e\u0631\u0648\u062c\u06cc \u0645\u062b\u0627\u0644 \u0641\u0648\u0642 \u0628\u0647 \u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u06f9\n\u06f8<\/pre>\n\n\n\n<p>\u0645\u062b\u0627\u0644 \u06f2: \u062f\u0631 \u0627\u06cc\u0646\u200c\u062c\u0627 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u0645 \u0645\u062b\u0627\u0644\u06cc \u0627\u0632 \u06a9\u0644\u0648\u0698\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0631\u0627 \u062f\u0631\u0648\u0646 \u06cc\u06a9 \u062d\u0644\u0642\u0647 \u0646\u0634\u0627\u0646 \u062f\u0647\u06cc\u0645. \u062f\u0631 \u0627\u06cc\u0646 \u06a9\u062f\u060c \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0628\u062f\u0648\u0646 \u0646\u0627\u0645 \u0631\u0627 \u062f\u0631 \u0647\u0631 \u0627\u0646\u062f\u06cc\u06a9\u0633 \u0627\u0632 \u0622\u0631\u0627\u06cc\u0647 \u0630\u062e\u06cc\u0631\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f. \u0642\u0637\u0639\u0647 \u06a9\u062f \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0628\u06cc\u0646\u06cc\u062f.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"><span class=\"c1\">\/\/ Outer function<\/span>\n<span class=\"kd\">function<\/span> <span class=\"nx\">outer<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\n    <span class=\"kd\">let<\/span> <span class=\"nx\">arr<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[];<\/span>\n    <span class=\"kd\">let<\/span> <span class=\"nx\">i<\/span><span class=\"p\">;<\/span>\n    <span class=\"k\">for<\/span> <span class=\"p\">(<\/span><span class=\"nx\">i<\/span> <span class=\"o\">=<\/span> <span class=\"mf\">\u06f0<\/span><span class=\"p\">;<\/span> <span class=\"nx\">i<\/span> <span class=\"o\">&lt;<\/span> <span class=\"mf\">\u06f4<\/span><span class=\"p\">;<\/span> <span class=\"nx\">i<\/span><span class=\"o\">++<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\n        <span class=\"c1\">\/\/ storing anonymous function<\/span>\n        <span class=\"nx\">arr<\/span><span class=\"p\">[<\/span><span class=\"nx\">i<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"kd\">function<\/span> <span class=\"p\">()<\/span> <span class=\"p\">{<\/span> <span class=\"k\">return<\/span> <span class=\"nx\">i<\/span><span class=\"p\">;<\/span> <span class=\"p\">}<\/span>\n    <span class=\"p\">}<\/span>\n\n    <span class=\"c1\">\/\/ returning the array.<\/span>\n    <span class=\"k\">return<\/span> <span class=\"nx\">arr<\/span><span class=\"p\">;<\/span>\n<span class=\"p\">}<\/span>\n\n<span class=\"kd\">let<\/span> <span class=\"nx\">get_arr<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">outer<\/span><span class=\"p\">();<\/span>\n\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">get_arr<\/span><span class=\"p\">[<\/span><span class=\"mf\">\u06f0<\/span><span class=\"p\">]());<\/span>\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">get_arr<\/span><span class=\"p\">[<\/span><span class=\"mf\">\u06f1<\/span><span class=\"p\">]());<\/span>\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">get_arr<\/span><span class=\"p\">[<\/span><span class=\"mf\">\u06f2<\/span><span class=\"p\">]());<\/span>\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">get_arr<\/span><span class=\"p\">[<\/span><span class=\"mf\">\u06f3<\/span><span class=\"p\">]());<\/span><\/pre>\n\n\n\n<p>\u062e\u0631\u0648\u062c\u06cc \u0645\u062b\u0627\u0644 \u0641\u0648\u0642 \u0628\u0647 \u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u06f4\n\u06f4\n\u06f4\n\u06f4<\/pre>\n\n\n\n<p>\u062f\u0631 \u06a9\u062f \u0645\u062b\u0627\u0644 \u0642\u0628\u0644\u06cc\u060c \u0648\u0642\u062a\u06cc \u0622\u0631\u0627\u06cc\u0647 functionsArray \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u060c \u0647\u0631 \u06cc\u06a9 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0628\u06cc\u200c\u0646\u0627\u0645\u06cc \u06a9\u0647 \u062f\u0631 \u0627\u06cc\u0646 \u0622\u0631\u0627\u06cc\u0647 \u0630\u062e\u06cc\u0631\u0647 \u0634\u062f\u0647 \u0628\u0648\u062f\u0646\u062f\u060c \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631 i \u0627\u0634\u0627\u0631\u0647 \u0645\u06cc\u200c\u06a9\u0631\u062f\u0646\u062f. \u0645\u0647\u0645 \u0627\u0633\u062a \u06a9\u0647 \u0645\u062a\u0648\u062c\u0647 \u0634\u0648\u06cc\u0645 \u06a9\u0647 \u0627\u06cc\u0646 \u062a\u0648\u0627\u0628\u0639\u060c \u0645\u0642\u062f\u0627\u0631 i \u0631\u0627 \u0628\u0647 \u062e\u0627\u0637\u0631 \u0646\u0645\u06cc\u200c\u0633\u067e\u0627\u0631\u0646\u062f\u060c \u0628\u0644\u06a9\u0647 \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631\u06cc \u06a9\u0647 \u062f\u0631 \u062d\u0648\u0632\u0647\u0654 \u062a\u0627\u0628\u0639 \u0628\u06cc\u0631\u0648\u0646\u06cc \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u0627\u0633\u062a\u060c \u0627\u0634\u0627\u0631\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f. \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u0647\u0631 \u062a\u0627\u0628\u0639 \u0628\u06cc\u200c\u0646\u0627\u0645 \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647\u060c \u0645\u0631\u062c\u0639 \u0645\u062a\u063a\u06cc\u0631 i \u0631\u0627 \u0646\u06af\u0647 \u0645\u06cc\u200c\u062f\u0627\u0631\u062f.<\/p>\n\n\n\n<p>\u0648\u0642\u062a\u06cc \u062d\u0644\u0642\u0647 for \u0627\u062c\u0631\u0627 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0645\u0642\u062f\u0627\u0631 i \u0627\u0632 \u06f0 \u0628\u0647 \u06f4 \u0627\u0641\u0632\u0627\u06cc\u0634 \u0645\u06cc\u200c\u06cc\u0627\u0628\u062f. \u0647\u0631 \u0628\u0627\u0631 \u06a9\u0647 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0628\u06cc\u200c\u0646\u0627\u0645 \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0622\u0646 \u062a\u0627\u0628\u0639 \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631 i \u0627\u0634\u0627\u0631\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646\u060c \u0648\u0642\u062a\u06cc \u062a\u0627\u0628\u0639 createArray \u0628\u0647 \u067e\u0627\u06cc\u0627\u0646 \u0645\u06cc\u200c\u0631\u0633\u062f \u0648 \u0645\u0627 \u062a\u0648\u0627\u0628\u0639 \u062f\u0627\u062e\u0644 \u0622\u0631\u0627\u06cc\u0647 \u0631\u0627 \u0627\u062c\u0631\u0627 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645\u060c \u0647\u0645\u0647\u0654 \u0622\u0646\u200c\u0647\u0627 \u0628\u0647 \u0645\u0642\u062f\u0627\u0631 \u0641\u0639\u0644\u06cc i \u06a9\u0647 \u0628\u0631\u0627\u0628\u0631 \u06f5 \u0627\u0633\u062a\u060c \u0627\u0634\u0627\u0631\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f. \u0646\u062a\u06cc\u062c\u0647 \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0647\u0631 \u067e\u0646\u062c \u062a\u0627\u0628\u0639 \u0628\u06cc\u200c\u0646\u0627\u0645 \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647\u060c \u0645\u0642\u062f\u0627\u0631 \u06f5 \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u0646\u062f.<\/p>\n\n\n\n<p>\u0628\u0631\u0627\u06cc \u0631\u0641\u0639 \u0627\u06cc\u0646 \u0645\u0634\u06a9\u0644 \u0648 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0627\u0632 \u0627\u06cc\u0646\u06a9\u0647 \u0647\u0631 \u062a\u0627\u0628\u0639 \u0628\u06cc\u200c\u0646\u0627\u0645 \u0645\u0642\u062f\u0627\u0631 \u0635\u062d\u06cc\u062d i \u0631\u0627 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u0627\u062c\u0631\u0627\u0634\u0648\u0646\u062f\u0647 (Immediately Invoked Function Expression \u06cc\u0627 IIFE) \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645. \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0628\u0647 \u0647\u0631 \u062a\u0627\u0628\u0639 \u0628\u06cc\u200c\u0646\u0627\u0645 \u06cc\u06a9 \u0646\u0633\u062e\u0647 \u0627\u0632 \u0645\u0642\u062f\u0627\u0631 i \u062f\u0631 \u0632\u0645\u0627\u0646 \u0627\u06cc\u062c\u0627\u062f \u0622\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/p>\n\n\n\n<p>\u0628\u0631\u0627\u06cc \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0627\u0632 \u0627\u06cc\u0646\u06a9\u0647 \u0647\u0631 \u062a\u0627\u0628\u0639 \u0628\u06cc\u200c\u0646\u0627\u0645 (anonymous function) \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u062e\u062a\u0644\u0641 i \u0631\u0627 \u062f\u0631 \u0627\u06cc\u0646\u062f\u06a9\u0633\u200c\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u0627\u062c\u0631\u0627\u0634\u0648\u0646\u062f\u0647 (Immediately Invoked Function Expression \u06cc\u0627 IIFE) \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645. \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0628\u0647 \u0647\u0631 \u062a\u0627\u0628\u0639 \u06cc\u06a9 \u0646\u0633\u062e\u0647 \u0627\u0632 \u0645\u0642\u062f\u0627\u0631 i \u062f\u0631 \u0632\u0645\u0627\u0646 \u0627\u06cc\u062c\u0627\u062f \u0622\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f. \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u06a9\u062f \u0627\u0635\u0644\u0627\u062d \u0634\u062f\u0647 \u0631\u0627 \u0645\u06cc\u200c\u0628\u06cc\u0646\u06cc\u062f:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"><span class=\"c1\">\/\/ Outer function<\/span>\n<span class=\"kd\">function<\/span> <span class=\"nx\">outer<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\n    <span class=\"kd\">function<\/span> <span class=\"nx\">create_Closure<\/span><span class=\"p\">(<\/span><span class=\"nx\">val<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\n        <span class=\"k\">return<\/span> <span class=\"kd\">function<\/span> <span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\n            <span class=\"k\">return<\/span> <span class=\"nx\">val<\/span><span class=\"p\">;<\/span>\n        <span class=\"p\">}<\/span>\n    <span class=\"p\">}<\/span>\n    <span class=\"kd\">let<\/span> <span class=\"nx\">arr<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[];<\/span>\n    <span class=\"kd\">let<\/span> <span class=\"nx\">i<\/span><span class=\"p\">;<\/span>\n    <span class=\"k\">for<\/span> <span class=\"p\">(<\/span><span class=\"nx\">i<\/span> <span class=\"o\">=<\/span> <span class=\"mf\">\u06f0<\/span><span class=\"p\">;<\/span> <span class=\"nx\">i<\/span> <span class=\"o\">&lt;<\/span> <span class=\"mf\">\u06f4<\/span><span class=\"p\">;<\/span> <span class=\"nx\">i<\/span><span class=\"o\">++<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\n        <span class=\"nx\">arr<\/span><span class=\"p\">[<\/span><span class=\"nx\">i<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">create_Closure<\/span><span class=\"p\">(<\/span><span class=\"nx\">i<\/span><span class=\"p\">);<\/span>\n    <span class=\"p\">}<\/span>\n    <span class=\"k\">return<\/span> <span class=\"nx\">arr<\/span><span class=\"p\">;<\/span>\n<span class=\"p\">}<\/span>\n<span class=\"kd\">let<\/span> <span class=\"nx\">get_arr<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">outer<\/span><span class=\"p\">();<\/span>\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">get_arr<\/span><span class=\"p\">[<\/span><span class=\"mf\">\u06f0<\/span><span class=\"p\">]());<\/span>\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">get_arr<\/span><span class=\"p\">[<\/span><span class=\"mf\">\u06f1<\/span><span class=\"p\">]());<\/span>\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">get_arr<\/span><span class=\"p\">[<\/span><span class=\"mf\">\u06f2<\/span><span class=\"p\">]());<\/span>\n<span class=\"nx\">console<\/span><span class=\"p\">.<\/span><span class=\"nx\">log<\/span><span class=\"p\">(<\/span><span class=\"nx\">get_arr<\/span><span class=\"p\">[<\/span><span class=\"mf\">\u06f3<\/span><span class=\"p\">]());<\/span><\/pre>\n\n\n\n<p>\u062e\u0631\u0648\u062c\u06cc:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u06f0\n\u06f1\n\u06f2\n\u06f3<\/pre>\n\n\n\n<p>\u062f\u0631 \u06a9\u062f \u0628\u0627\u0644\u0627\u060c \u0645\u0627 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u062a\u0627\u0628\u0639 create_Closure \u0631\u0627 \u0628\u0627 \u0647\u0631 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645. \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646\u060c \u062f\u0631 \u0627\u06cc\u0646\u062f\u06a9\u0633\u200c\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u062a\u0641\u0627\u0648\u062a\u06cc \u0627\u0632 i \u062f\u0631\u06cc\u0627\u0641\u062a \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0646\u06a9\u062a\u0647: \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u062f\u0631\u06a9 \u0645\u0641\u0647\u0648\u0645 \u0628\u0633\u062a\u0647 (closure) \u062f\u0631 \u0627\u0628\u062a\u062f\u0627 \u06a9\u0645\u06cc \u062f\u0634\u0648\u0627\u0631 \u0628\u0627\u0634\u062f\u060c \u0627\u0645\u0627 \u0628\u0627 \u0627\u0645\u062a\u062d\u0627\u0646 \u06a9\u0631\u062f\u0646 \u06a9\u0644\u0648\u0698\u0631\u0647\u0627 \u062f\u0631 \u0633\u0646\u0627\u0631\u06cc\u0648\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0645\u0627\u0646\u0646\u062f \u0627\u06cc\u062c\u0627\u062f getter\/setter\u060c \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 callback\u200c\u0647\u0627 \u0648 \u0645\u0648\u0627\u0631\u062f \u062f\u06cc\u06af\u0631\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0647\u062a\u0631 \u0622\u0646 \u0631\u0627 \u062f\u0631\u06a9 \u06a9\u0646\u06cc\u062f.<\/li>\n<\/ul>\n\n\n<div class=\"jet-listing-grid--50192\" style=\"\"><section class=\"zht-related-post\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Article\" role=\"region\"\n  aria-label=\"Related article\">\n  <div class=\"zht-related-post-section-label\">\n    \u0645\u0637\u0627\u0644\u0628 \u0645\u0631\u062a\u0628\u0637\n  <\/div>\n  <img decoding=\"async\" width=\"300\" height=\"181\" data-src=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2024\/05\/word-image-39625-1-300x181.png.webp\" class=\"attachment-medium size-medium wp-post-image lazyload\" alt=\"\u0645\u062a\u062f setInterval \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\" data-srcset=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2024\/05\/word-image-39625-1-300x181.png.webp 300w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2024\/05\/word-image-39625-1-768x463.png.webp 768w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2024\/05\/word-image-39625-1.png 780w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" title=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/181;\">\n  <a href=\"https:\/\/maktabkhooneh.org\/mag\/setinterval-in-js\/\" class=\"zht-related-post-title\"\n    itemprop=\"headline\" target=\"_blank\">\u0645\u062a\u062f setInterval \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/a>\n<\/section><\/div>\n\n\n<h2 class=\"wp-block-heading\">\u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc \u0631\u0627\u06cc\u062c Closure \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h2>\n\n\n\n<p>\u06a9\u0644\u0627\u0648\u0698\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc \u0632\u06cc\u0627\u062f\u06cc \u062f\u0627\u0631\u062f. \u062f\u0631 \u0627\u062f\u0627\u0645\u0647 \u062f\u0631 \u0627\u06cc\u0646 \u062e\u0635\u0648\u0635 \u0635\u062d\u0628\u062a \u06a9\u0631\u062f\u0647\u200c\u0627\u06cc\u0645.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u062d\u0641\u0638 \u0648\u0636\u0639\u06cc\u062a \u0628\u06cc\u0646 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627<\/strong>: \u06a9\u0644\u0648\u0698\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u062a\u0627 \u0628\u062a\u0648\u0627\u0646\u06cc\u062f \u0648\u0636\u0639\u06cc\u062a (state) \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0631\u0627 \u0628\u06cc\u0646 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u062d\u0641\u0638 \u06a9\u0646\u06cc\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u062f\u0631 \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0647\u0627\u06cc \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06a9\u0647 \u0628\u0627 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627 (events) \u0633\u0631 \u0648 \u06a9\u0627\u0631 \u062f\u0627\u0631\u0646\u062f\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0628\u0633\u062a\u0647\u200c\u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0631\u0627 \u0628\u06cc\u0646 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0630\u062e\u06cc\u0631\u0647 \u06a9\u0646\u06cc\u062f \u0628\u062f\u0648\u0646 \u0627\u06cc\u0646\u06a9\u0647 \u0627\u06cc\u0646 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u062f\u06cc\u06af\u0631 \u0642\u0633\u0645\u062a\u200c\u0647\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0628\u0627\u0634\u0646\u062f.<\/li>\n\n\n\n<li><strong>\u0627\u06cc\u062c\u0627\u062f \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u062e\u0635\u0648\u0635\u06cc<\/strong>: \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0628\u0633\u062a\u0647\u200c\u0647\u0627\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc\u06cc \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0641\u0642\u0637 \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u062e\u0627\u0635 \u06cc\u0627 \u06af\u0631\u0648\u0647\u06cc \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0628\u0627\u0634\u0646\u062f. \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0627\u0645\u0646\u06cc\u062a \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0631\u0627 \u0627\u0641\u0632\u0627\u06cc\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f \u0648 \u0627\u0632 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u0646\u0627\u062e\u0648\u0627\u0633\u062a\u0647 \u062a\u0648\u0633\u0637 \u062f\u06cc\u06af\u0631 \u0642\u0633\u0645\u062a\u200c\u0647\u0627\u06cc \u06a9\u062f \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n\n\n\n<li><strong>\u0645\u062f\u06cc\u0631\u06cc\u062a \u06a9\u0627\u0644\u0628\u06a9\u200c\u0647\u0627 \u0648 \u06a9\u062f\u0647\u0627\u06cc \u063a\u06cc\u0631\u0647\u0645\u0632\u0645\u0627\u0646:<\/strong> \u062f\u0631 \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0646\u0648\u06cc\u0633\u06cc \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u06a9\u0627\u0644\u0628\u06a9\u200c\u0647\u0627 \u0648 \u06a9\u062f\u0647\u0627\u06cc \u063a\u06cc\u0631\u0647\u0645\u0632\u0645\u0627\u0646 \u0646\u0642\u0634 \u0645\u0647\u0645\u06cc \u062f\u0627\u0631\u0646\u062f. \u0628\u0633\u062a\u0647\u200c\u0647\u0627 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u062a\u0627 \u062a\u0648\u0627\u0628\u0639 \u06a9\u0627\u0644\u0628\u06a9 \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u0645\u062d\u06cc\u0637 \u0627\u0637\u0631\u0627\u0641 \u062e\u0648\u062f \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f \u0648 \u0628\u0647 \u062f\u0631\u0633\u062a\u06cc \u0628\u0627 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u06a9\u0627\u0631 \u06a9\u0646\u0646\u062f\u060c \u062d\u062a\u06cc \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0639\u0645\u0644\u06cc\u0627\u062a \u063a\u06cc\u0631\u0647\u0645\u0632\u0645\u0627\u0646 \u0628\u0647 \u067e\u0627\u06cc\u0627\u0646 \u0628\u0631\u0633\u062f.<\/li>\n<\/ul>\n\n\n<div class=\"jet-listing-grid--50121\" style=\"\"><div class=\"jet-listing-dynamic-field-block zht-maktab-khooneh-course cb-fb2qc30r\"data-is-block=\"jet-engine\/dynamic-field\"><div class=\"jet-listing-dynamic-field__content\" >\n<div class=\"course-card\">\n    <div class=\"course-card-img\">\n        <img decoding=\"async\" \n            data-src=\"https:\/\/media1.maktabkhooneh.org\/CACHE\/images\/courses\/images\/node_1s540yS_1403-08-16-164236924\/0fe5b3e2e2d6607001330d6526c543b5.webp?expire=4893471932&#038;token=609d2dc669a9a7534ba3f217a1a0a241&#038;md5=YJ0txmmpp1NLo_IXoaCiQQ==\" \n            alt=\"\u0622\u0645\u0648\u0632\u0634 Node.js\" \n            title=\"\u0622\u0645\u0648\u0632\u0634 Node.js\" \n            width=\"100%\" \n            height=\"auto\"\n           \n         src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\">\n    <\/div>\n\n    <div class=\"course-details\">\n        <a href=\"https:\/\/maktabkhooneh.org\/course\/%D8%A2%D9%85%D9%88%D8%B2%D8%B4-node-js-mk1313\/\" class=\"course-title\" target=\"_blank\" rel=\"noopener noreferrer\">\n            \u0622\u0645\u0648\u0632\u0634 Node.js        <\/a>\n\n        <div class=\"course-price\">\n            \n                <span class=\"real-price\">\n                                            \u06f1,\u06f5\u06f9\u06f9,\u06f0\u06f0\u06f0                                    <\/span>\n\n                <span>\n                    <span class=\"discounted-price\">\n                        \u06f4\u06f7\u06f9,\u06f7\u06f0\u06f0                    <\/span>\n                    <span class=\"price-currency\">\u062a\u0648\u0645\u0627\u0646<\/span>\n                <\/span>\n\n                                    <div class=\"discount-percentage\">\n                        \u06f7\u06f0%                    <\/div>\n                \n                    <\/div>\n        <button class=\"course-cta-button\" data-course-url=\"https:\/\/maktabkhooneh.org\/course\/%D8%A2%D9%85%D9%88%D8%B2%D8%B4-node-js-mk1313\/\">\n            \u0645\u0634\u0627\u0647\u062f\u0647 \u0648 \u062e\u0631\u06cc\u062f        <\/button>\n    <\/div>\n<\/div>\n<\/div><\/div><\/div>\n\n\n<p>\u0627\u06cc\u0646 \u0645\u0641\u0627\u0647\u06cc\u0645 \u0648 \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627 \u0628\u0647 \u0634\u0645\u0627 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u062a\u0627 \u0628\u0633\u062a\u0647\u200c\u0647\u0627 \u0631\u0627 \u0628\u0647\u062a\u0631 \u062f\u0631\u06a9 \u06a9\u0646\u06cc\u062f \u0648 \u0627\u0632 \u0622\u0646\u200c\u0647\u0627 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0624\u062b\u0631\u062a\u0631\u06cc \u062f\u0631 \u06a9\u062f\u0647\u0627\u06cc \u062e\u0648\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f. \u0628\u0627 \u062a\u0645\u0631\u06cc\u0646 \u0648 \u062a\u062c\u0631\u0628\u0647 \u062f\u0631 \u0633\u0646\u0627\u0631\u06cc\u0648\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0647 \u0631\u0627\u062d\u062a\u06cc \u0627\u06cc\u0646 \u0645\u0641\u0647\u0648\u0645 \u0631\u0627 \u062f\u0631 \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0647\u0627\u06cc \u062e\u0648\u062f \u067e\u06cc\u0627\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0645\u0631\u0648\u0631\u06cc \u0628\u0631 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u062e\u0627\u0635 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h2>\n\n\n\n<p>\u062f\u0631 \u0627\u06cc\u0646\u200c\u062c\u0627 \u0642\u0635\u062f \u062f\u0627\u0631\u06cc\u0645 \u062a\u0627 \u0628\u0647 \u0628\u0631\u062e\u06cc \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u062e\u0627\u0635 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0634\u0627\u0631\u0647 \u06a9\u0631\u062f\u0647 \u0648 \u062a\u0648\u0636\u06cc\u062d \u0645\u062e\u062a\u0635\u0631\u06cc \u0627\u0632 \u0622\u0646 \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u062f\u0647\u06cc\u0645. \u0622\u0634\u0646\u0627\u06cc\u06cc \u0634\u0645\u0627 \u0628\u0627 \u0627\u06cc\u0646 \u0645\u0641\u0627\u0647\u06cc\u0645 \u0628\u0631\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0646\u0648\u06cc\u0633\u06cc \u0648 \u06a9\u0627\u0631 \u0628\u0627 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0633\u06cc\u0627\u0631 \u0627\u0644\u0632\u0627\u0645\u06cc \u0648 \u0645\u0647\u0645 \u062e\u0648\u0627\u0647\u062f \u0628\u0648\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Hosting \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p><a href=\"https:\/\/maktabkhooneh.org\/mag\/hoisting-in-js\/\">Hoisting \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/a> \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u0645\u0648\u062c\u0628 \u0622\u0646\u060c \u0627\u0639\u0644\u0627\u0646 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0648 \u062a\u0648\u0627\u0628\u0639 \u0628\u0647 \u0628\u0627\u0644\u0627\u06cc \u0645\u062d\u062f\u0648\u062f\u0647 (scope) \u062e\u0648\u062f \u0645\u0646\u062a\u0642\u0644 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f\u060c \u0628\u0647\u200c\u0637\u0648\u0631\u06cc \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0642\u0628\u0644 \u0627\u0632 \u062c\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0631 \u06a9\u062f \u0646\u0648\u0634\u062a\u0647 \u0634\u062f\u0647\u200c\u0627\u0646\u062f\u060c \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u0646\u062f. \u0627\u06cc\u0646 \u0628\u062f\u0627\u0646 \u0645\u0639\u0646\u0627\u0633\u062a \u06a9\u0647 \u0634\u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u06cc\u0627 \u0645\u062a\u063a\u06cc\u0631 \u0642\u0628\u0644 \u0627\u0632 \u0627\u06cc\u0646\u06a9\u0647 \u062f\u0631 \u06a9\u062f \u0628\u0647\u200c\u0635\u0631\u0627\u062d\u062a \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f\u060c \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Strict mode \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u0645\u0648\u062f \u0633\u062e\u062a\u200c\u06af\u06cc\u0631\u0627\u0646\u0647 (Strict Mode) \u062f\u0631 \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627 \u0627\u0636\u0627\u0641\u0647 \u06a9\u0631\u062f\u0646 &#8220;use strict&#8221;; \u062f\u0631 \u0628\u0627\u0644\u0627\u06cc \u06cc\u06a9 \u0641\u0627\u06cc\u0644 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u0627 \u062a\u0627\u0628\u0639 \u0641\u0639\u0627\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u0628\u0627\u0639\u062b \u0645\u06cc\u200c\u0634\u0648\u062f \u06a9\u062f \u062f\u0631 \u0634\u0631\u0627\u06cc\u0637 \u0633\u062e\u062a\u200c\u06af\u06cc\u0631\u0627\u0646\u0647\u200c\u062a\u0631\u06cc \u0627\u062c\u0631\u0627 \u0634\u0648\u062f. \u0627\u06cc\u0646 \u062d\u0627\u0644\u062a \u0628\u0647 \u0631\u0641\u0639 \u0627\u0634\u062a\u0628\u0627\u0647\u0627\u062a \u0631\u0627\u06cc\u062c \u062f\u0631 \u06a9\u062f\u0646\u0648\u06cc\u0633\u06cc \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0628\u0631\u062e\u06cc \u0627\u0632 \u0631\u0641\u062a\u0627\u0631\u0647\u0627\u06cc \u063a\u06cc\u0631\u0645\u0633\u062a\u0642\u06cc\u0645 \u06cc\u0627 \u0645\u0633\u062a\u0639\u062f \u062e\u0637\u0627 \u0631\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/p>\n\n\n\n<p>\u0628\u0631\u0627\u06cc \u0645\u062b\u0627\u0644\u060c \u062f\u0631 \u0645\u0648\u062f \u0633\u062e\u062a\u200c\u06af\u06cc\u0631\u0627\u0646\u0647 \u0646\u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u0627\u0639\u0644\u0627\u0645 \u0646\u0634\u062f\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f\u060c \u0646\u0648\u0634\u062a\u0646 \u0628\u0631 \u0631\u0648\u06cc \u062e\u0635\u0648\u0635\u06cc\u0627\u062a \u0641\u0642\u0637 \u062e\u0648\u0627\u0646\u062f\u0646\u06cc (read-only) \u0645\u0646\u062c\u0631 \u0628\u0647 \u062e\u0637\u0627 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0648 \u06a9\u0644\u0645\u0627\u062a \u06a9\u0644\u06cc\u062f\u06cc \u0631\u0632\u0631\u0648 \u0634\u062f\u0647 \u0646\u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0646\u0627\u0645 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u0646\u062f. \u0627\u06cc\u0646 \u0648\u06cc\u0698\u06af\u06cc \u0628\u0647 \u062a\u0648\u0633\u0639\u0647\u200c\u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062a\u0627 \u06a9\u062f\u0647\u0627\u06cc \u0627\u0645\u0646\u200c\u062a\u0631 \u0648 \u0642\u0627\u0628\u0644 \u0627\u0639\u062a\u0645\u0627\u062f\u062a\u0631 \u0628\u0646\u0648\u06cc\u0633\u0646\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u062a\u0627\u0628\u0639 \u0633\u0627\u0632\u0646\u062f\u0647 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u062a\u0627\u0628\u0639 \u0633\u0627\u0632\u0646\u062f\u0647 \u062f\u0631 \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0648\u06cc\u0698\u0647 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u0648 \u0645\u0642\u062f\u0627\u0631\u062f\u0647\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0627\u0634\u06cc\u0627\u0621 (objects) \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f. \u0627\u06cc\u0646 \u062a\u0648\u0627\u0628\u0639 \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u0628\u0627 \u062d\u0631\u0641 \u0628\u0632\u0631\u06af \u0634\u0631\u0648\u0639 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f \u0648 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06a9\u0644\u0645\u0647 \u06a9\u0644\u06cc\u062f\u06cc new \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc\u200c\u0634\u0648\u0646\u062f.<\/p>\n\n\n\n<p>\u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0633\u0627\u0632\u0646\u062f\u0647 \u0628\u0627 new \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u06cc\u06a9 \u0634\u06cc\u0621 \u062c\u062f\u06cc\u062f \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u0647 \u0648 \u0628\u0647\u200c\u0639\u0646\u0648\u0627\u0646 this \u0628\u0647 \u062a\u0627\u0628\u0639 \u0645\u0646\u062a\u0642\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f. \u0633\u067e\u0633 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u062e\u0635\u0648\u0635\u06cc\u0627\u062a \u0648 \u0645\u062a\u062f\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641\u06cc \u0631\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0634\u06cc\u0621 \u0627\u0636\u0627\u0641\u0647 \u06a9\u0631\u062f. \u062f\u0631 \u0646\u0647\u0627\u06cc\u062a\u060c \u0634\u06cc\u0621 \u062c\u062f\u06cc\u062f \u0628\u0647\u200c\u0637\u0648\u0631 \u062e\u0648\u062f\u06a9\u0627\u0631 \u0628\u0627\u0632\u06af\u0631\u062f\u0627\u0646\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n\n\n\n<p>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u0633\u0627\u0632\u0646\u062f\u0647 \u0628\u0647 \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0646\u0648\u06cc\u0633\u0627\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u062a\u0627 \u0627\u0644\u06af\u0648\u0647\u0627\u06cc \u0634\u06cc\u0621\u200c\u06af\u0631\u0627\u06cc\u06cc \u0631\u0627 \u067e\u06cc\u0627\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u06a9\u0646\u0646\u062f \u0648 \u0627\u0634\u06cc\u0627\u0621 \u0645\u0634\u0627\u0628\u0647 \u0628\u0627 \u0633\u0627\u062e\u062a\u0627\u0631 \u0648 \u0631\u0641\u062a\u0627\u0631\u0647\u0627\u06cc \u0645\u0634\u0627\u0628\u0647 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u0646\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Promise \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u067e\u0631\u0627\u0645\u06cc\u0633 (Promise) \u062f\u0631 \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u06a9 \u0634\u06cc\u0621 \u0627\u0633\u062a \u06a9\u0647 \u0646\u0645\u0627\u06cc\u0646\u062f\u0647\u0654 \u06cc\u06a9 \u0639\u0645\u0644\u06cc\u0627\u062a \u063a\u06cc\u0631\u0647\u0645\u0632\u0645\u0627\u0646 \u0645\u06cc\u200c\u0628\u0627\u0634\u062f \u0648 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u062f\u0631 \u0622\u06cc\u0646\u062f\u0647 \u0628\u0647 \u06cc\u06a9\u06cc \u0627\u0632 \u062f\u0648 \u062d\u0627\u0644\u062a \u062a\u06a9\u0645\u06cc\u0644 (fulfilled) \u06cc\u0627 \u0634\u06a9\u0633\u062a (rejected) \u0628\u0631\u0633\u062f. \u06cc\u06a9 \u067e\u0631\u0627\u0645\u06cc\u0633 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0633\u0647 \u062d\u0627\u0644\u062a \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f: \u062f\u0631 \u062d\u0627\u0644 \u0627\u0646\u062a\u0638\u0627\u0631 (pending)\u060c \u062a\u06a9\u0645\u06cc\u0644 \u0634\u062f\u0647 (fulfilled) \u0628\u0627 \u0646\u062a\u06cc\u062c\u0647 \u0645\u0648\u0641\u0642\u06cc\u062a\u200c\u0622\u0645\u06cc\u0632\u060c \u06cc\u0627 \u0634\u06a9\u0633\u062a \u062e\u0648\u0631\u062f\u0647 (rejected) \u0628\u0627 \u06cc\u06a9 \u062f\u0644\u06cc\u0644 \u062e\u0637\u0627.<\/p>\n\n\n\n<p>\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u062a\u062f\u0647\u0627\u06cc then \u0648 catch\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0639\u0645\u0644\u06cc\u0627\u062a\u200c\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641\u06cc \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0631\u062f \u06a9\u0647 \u067e\u0633 \u0627\u0632 \u062a\u06a9\u0645\u06cc\u0644 \u06cc\u0627 \u0634\u06a9\u0633\u062a \u067e\u0631\u0627\u0645\u06cc\u0633 \u0627\u062c\u0631\u0627 \u0634\u0648\u0646\u062f. \u067e\u0631\u0627\u0645\u06cc\u0633\u200c\u0647\u0627 \u0628\u0647 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0628\u0647\u062a\u0631 \u0648 \u0633\u0627\u062f\u0647\u200c\u062a\u0631 \u06a9\u062f\u0647\u0627\u06cc \u063a\u06cc\u0631\u0647\u0645\u0632\u0645\u0627\u0646 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u0648 \u0628\u0647 \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u0645\u0634\u06a9\u0644\u0627\u062a\u06cc \u0645\u0627\u0646\u0646\u062f &#8220;\u062c\u0647\u0646\u0645 \u06a9\u0627\u0644\u0628\u06a9\u200c\u0647\u0627&#8221; (callback hell) \u0645\u06cc\u200c\u067e\u0631\u062f\u0627\u0632\u0646\u062f\u060c \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u062a\u0648\u0627\u0628\u0639 \u06a9\u0627\u0644\u0628\u06a9 \u062a\u0648 \u062f\u0631 \u062a\u0648\u06cc \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">This \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p><a href=\"https:\/\/maktabkhooneh.org\/mag\/this-in-javascript\/\">this \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/a> \u06cc\u06a9 \u06a9\u0644\u0645\u0647 \u06a9\u0644\u06cc\u062f\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u0634\u06cc\u0621 \u0641\u0639\u0644\u06cc \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u06a9\u062f \u062f\u0631 \u062d\u0627\u0644 \u0627\u062c\u0631\u0627 \u0627\u0633\u062a \u0627\u0634\u0627\u0631\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0628\u0633\u062a\u06af\u06cc \u0628\u0647 \u0646\u062d\u0648\u0647 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062a\u0627\u0628\u0639 \u062f\u0627\u0631\u062f. \u062f\u0631 \u06cc\u06a9 \u0634\u06cc\u0621\u060c this \u0628\u0647 \u062e\u0648\u062f \u0634\u06cc\u0621 \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f. \u062f\u0631 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0645\u0639\u0645\u0648\u0644\u06cc\u060c this \u0628\u0647 \u0634\u06cc\u0621 \u0633\u0631\u0627\u0633\u0631\u06cc (window \u062f\u0631 \u0645\u0631\u0648\u0631\u06af\u0631\u0647\u0627) \u0627\u0634\u0627\u0631\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0645\u06af\u0631 \u0627\u06cc\u0646\u06a9\u0647 \u062f\u0631 \u062d\u0627\u0644\u062a strict mode \u0628\u0627\u0634\u062f \u06a9\u0647 \u062f\u0631 \u0622\u0646 undefined \u0627\u0633\u062a.<\/p>\n\n\n\n<p>\u062f\u0631 \u062a\u0648\u0627\u0628\u0639 \u0633\u0627\u0632\u0646\u062f\u0647\u060c this \u0628\u0647 \u0634\u06cc\u0621 \u062c\u062f\u06cc\u062f\u06cc \u06a9\u0647 \u062f\u0631 \u062d\u0627\u0644 \u0627\u06cc\u062c\u0627\u062f \u0627\u0633\u062a \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f. \u062f\u0631 \u0631\u0648\u0634\u200c\u0647\u0627\u06cc \u0631\u0648\u06cc\u062f\u0627\u062f (event handlers)\u060c this \u0628\u0647 \u0634\u06cc\u0621\u200c\u0627\u06cc \u06a9\u0647 \u0631\u0648\u06cc\u062f\u0627\u062f \u0631\u0627 \u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u06a9\u0631\u062f\u0647 \u0627\u0633\u062a \u0627\u0634\u0627\u0631\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0647\u0645\u0686\u0646\u06cc\u0646 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u062a\u062f\u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f call\u060c apply \u0648 bind \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0645\u0642\u062f\u0627\u0631 this \u0631\u0627 \u0628\u0647 \u0637\u0648\u0631 \u0635\u0631\u06cc\u062d \u062a\u0646\u0638\u06cc\u0645 \u06a9\u0631\u062f. \u0627\u06cc\u0646 \u0627\u0646\u0639\u0637\u0627\u0641\u200c\u067e\u0630\u06cc\u0631\u06cc \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0647\u0645 \u0642\u062f\u0631\u062a\u200c\u0645\u0646\u062f \u0648 \u0647\u0645 \u06af\u06cc\u062c\u200c\u06a9\u0646\u0646\u062f\u0647 \u0628\u0627\u0634\u062f\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u062f\u0631\u06a9 \u0642\u0648\u0627\u0639\u062f \u0622\u0646 \u0628\u0631\u0627\u06cc \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u0627\u0634\u062a\u0628\u0627\u0647\u0627\u062a \u0631\u0627\u06cc\u062c \u0645\u0647\u0645 \u0627\u0633\u062a.<\/p>\n\n\n<div class=\"jet-listing-grid--50192\" style=\"\"><section class=\"zht-related-post\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Article\" role=\"region\"\n  aria-label=\"Related article\">\n  <div class=\"zht-related-post-section-label\">\n    \u0645\u0637\u0627\u0644\u0628 \u0645\u0631\u062a\u0628\u0637\n  <\/div>\n  <img decoding=\"async\" width=\"300\" height=\"201\" data-src=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2024\/05\/606d5888-bae4-403f-aa0f-fbc1612ac720-300x201.jpg.webp\" class=\"attachment-medium size-medium wp-post-image lazyload\" alt=\"\u0622\u0645\u0648\u0632\u0634 \u06a9\u0648\u06a9\u06cc \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\" data-srcset=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2024\/05\/606d5888-bae4-403f-aa0f-fbc1612ac720-300x201.jpg.webp 300w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2024\/05\/606d5888-bae4-403f-aa0f-fbc1612ac720-768x515.jpg.webp 768w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2024\/05\/606d5888-bae4-403f-aa0f-fbc1612ac720.jpg 1024w\" data-sizes=\"(max-width: 300px) 100vw, 300px\" title=\"\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 300px; --smush-placeholder-aspect-ratio: 300\/201;\">\n  <a href=\"https:\/\/maktabkhooneh.org\/mag\/cookies-in-javascript\/\" class=\"zht-related-post-title\"\n    itemprop=\"headline\" target=\"_blank\">\u0622\u0645\u0648\u0632\u0634 \u06a9\u0648\u06a9\u06cc \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0647 \u0632\u0628\u0627\u0646 \u0633\u0627\u062f\u0647<\/a>\n<\/section><\/div>\n\n\n<h3 class=\"wp-block-heading\">Prototype \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u067e\u0631\u0648\u062a\u0648\u062a\u0627\u06cc\u067e (Prototype) \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u06a9 \u0645\u06a9\u0627\u0646\u06cc\u0632\u0645 \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u0627\u0634\u06cc\u0627\u0621 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627 \u0648 \u0645\u062a\u062f\u0647\u0627 \u0631\u0627 \u0627\u0632 \u06cc\u06a9 \u0634\u06cc\u0621 \u062f\u06cc\u06af\u0631 \u0628\u0647 \u0627\u0631\u062b \u0628\u0628\u0631\u0646\u062f. \u0647\u0631 \u0634\u06cc\u0621 \u062f\u0631 \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u06a9 \u067e\u0631\u0648\u062a\u0648\u062a\u0627\u06cc\u067e \u062f\u0627\u0631\u062f\u060c \u06a9\u0647 \u062f\u0631 \u0648\u0627\u0642\u0639 \u06cc\u06a9 \u0634\u06cc\u0621 \u062f\u06cc\u06af\u0631 \u0627\u0633\u062a \u0648 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627 \u0648 \u0645\u062a\u062f\u0647\u0627\u06cc \u0645\u0634\u062a\u0631\u06a9 \u0631\u0627 \u062f\u0631 \u0622\u0646 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0631\u062f.<\/p>\n\n\n\n<p>\u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0628\u0647 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u06cc\u0627 \u0645\u062a\u062f \u062f\u0631 \u06cc\u06a9 \u0634\u06cc\u0621 \u062f\u0633\u062a\u0631\u0633\u06cc \u067e\u06cc\u062f\u0627 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u062f\u060c \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0628\u062a\u062f\u0627 \u0622\u0646 \u0631\u0627 \u062f\u0631 \u062e\u0648\u062f \u0634\u06cc\u0621 \u062c\u0633\u062a\u062c\u0648 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0627\u06af\u0631 \u067e\u06cc\u062f\u0627 \u0646\u0634\u062f\u060c \u0628\u0647 \u067e\u0631\u0648\u062a\u0648\u062a\u0627\u06cc\u067e \u0622\u0646 \u0634\u06cc\u0621 \u0645\u0631\u0627\u062c\u0639\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06cc\u0646 \u0632\u0646\u062c\u06cc\u0631\u0647 \u062c\u0633\u062a\u062c\u0648 \u062a\u0627 \u062c\u0627\u06cc\u06cc \u0627\u062f\u0627\u0645\u0647 \u0645\u06cc\u200c\u06cc\u0627\u0628\u062f \u06a9\u0647 \u0628\u0647 Object.prototype \u0628\u0631\u0633\u062f \u06a9\u0647 \u067e\u0627\u06cc\u0647 \u0647\u0645\u0647 \u0627\u0634\u06cc\u0627\u0621 \u062f\u0631 \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0633\u062a.<\/p>\n\n\n\n<p>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u067e\u0631\u0648\u062a\u0648\u062a\u0627\u06cc\u067e\u200c\u0647\u0627 \u0628\u0647 \u0635\u0631\u0641\u0647\u200c\u062c\u0648\u06cc\u06cc \u062f\u0631 \u062d\u0627\u0641\u0638\u0647 \u0648 \u0627\u0641\u0632\u0627\u06cc\u0634 \u06a9\u0627\u0631\u0627\u06cc\u06cc \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0632\u06cc\u0631\u0627 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627 \u0648 \u0645\u062a\u062f\u0647\u0627\u06cc \u0645\u0634\u062a\u0631\u06a9 \u0628\u06cc\u0646 \u0627\u0634\u06cc\u0627\u0621 \u0645\u062e\u062a\u0644\u0641 \u0641\u0642\u0637 \u06cc\u06a9 \u0628\u0627\u0631 \u062f\u0631 \u067e\u0631\u0648\u062a\u0648\u062a\u0627\u06cc\u067e \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0622\u0628\u062c\u06a9\u062a \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u0622\u0628\u062c\u06a9\u062a \u06cc\u0627 <a href=\"https:\/\/maktabkhooneh.org\/mag\/object-in-javascript\/\">Object \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/a> \u06cc\u06a9 \u0633\u0627\u062e\u062a\u0627\u0631 \u062f\u0627\u062f\u0647\u200c\u0627\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u0634\u0645\u0627 \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f \u0645\u062c\u0645\u0648\u0639\u0647\u200c\u0627\u06cc \u0627\u0632 \u062e\u0648\u0627\u0635 (properties) \u0648 \u0645\u0642\u0627\u062f\u06cc\u0631 (values) \u0631\u0627 \u0630\u062e\u06cc\u0631\u0647 \u0648 \u0645\u062f\u06cc\u0631\u06cc\u062a \u06a9\u0646\u06cc\u062f. \u0647\u0631 property \u06cc\u06a9 \u06a9\u0644\u06cc\u062f (key) \u0648 \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 (value) \u062f\u0627\u0631\u062f\u060c \u06a9\u0647 \u06a9\u0644\u06cc\u062f\u0647\u0627 \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u0631\u0634\u062a\u0647\u200c\u0647\u0627 \u0647\u0633\u062a\u0646\u062f \u0648 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0647\u0631 \u0646\u0648\u0639 \u062f\u0627\u062f\u0647\u200c\u0627\u06cc \u0628\u0627\u0634\u0646\u062f\u060c \u0627\u0632 \u062c\u0645\u0644\u0647 \u0627\u0639\u062f\u0627\u062f\u060c \u0631\u0634\u062a\u0647\u200c\u0647\u0627\u060c \u062a\u0648\u0627\u0628\u0639 \u0648 \u062d\u062a\u06cc \u062f\u06cc\u06af\u0631 \u0622\u0628\u062c\u06a9\u062a\u200c\u0647\u0627. \u0622\u0628\u062c\u06a9\u062a\u200c\u0647\u0627 \u0628\u0647 \u0634\u0645\u0627 \u0627\u06cc\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0631\u0627 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f \u06a9\u0647 \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u0645\u0631\u062a\u0628\u0637 \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u0633\u0627\u062e\u062a\u0627\u0631\u06cc\u0627\u0641\u062a\u0647 \u0648 \u0645\u0646\u0638\u0645 \u0633\u0627\u0632\u0645\u0627\u0646\u200c\u062f\u0647\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Life \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u0686\u0631\u062e\u0647 \u062d\u06cc\u0627\u062a \u062f\u0631 \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0634\u0627\u0645\u0644 \u0645\u0631\u0627\u062d\u0644\u06cc \u0627\u0633\u062a \u06a9\u0647 \u062f\u0631 \u0637\u0648\u0644 \u0627\u062c\u0631\u0627\u06cc \u06cc\u06a9 \u0628\u0631\u0646\u0627\u0645\u0647 \u0631\u062e \u0645\u06cc\u200c\u062f\u0647\u0646\u062f. \u0627\u06cc\u0646 \u0645\u0631\u0627\u062d\u0644 \u0634\u0627\u0645\u0644 \u0627\u06cc\u062c\u0627\u062f\u060c \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0648 \u0627\u0632 \u0628\u06cc\u0646 \u0628\u0631\u062f\u0646 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u060c \u062a\u0648\u0627\u0628\u0639 \u0648 \u0627\u0634\u06cc\u0627\u0621 \u0645\u06cc\u200c\u0634\u0648\u062f. \u0627\u06cc\u0646 \u0645\u0631\u0627\u062d\u0644\u060c \u062f\u0631 \u0641\u0647\u0631\u0633\u062a \u0632\u06cc\u0631 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647\u200c\u0627\u0646\u062f.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u0648 \u062a\u0641\u0633\u06cc\u0631 \u06cc\u0627 Loading and Parsing<\/li>\n\n\n\n<li>\u0627\u0639\u0644\u0627\u0646 \u0648 \u0645\u0642\u062f\u0627\u0631\u062f\u0647\u06cc \u0627\u0648\u0644\u06cc\u0647 \u06cc\u0627 Declaration and Initialization<\/li>\n\n\n\n<li>\u0627\u062c\u0631\u0627\u06cc \u06a9\u062f \u06cc\u0627 Code Execution<\/li>\n\n\n\n<li>\u0645\u062f\u06cc\u0631\u06cc\u062a \u062d\u0627\u0641\u0638\u0647 \u06cc\u0627 Memory Management<\/li>\n\n\n\n<li>\u067e\u0627\u06cc\u0627\u0646 \u0628\u0631\u0646\u0627\u0645\u0647 \u06cc\u0627 Program Termination<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Scope \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u0645\u062d\u062f\u0648\u062f\u0647 \u06cc\u0627 <a href=\"https:\/\/maktabkhooneh.org\/mag\/scope-in-js\/\">Scope \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/a> \u0628\u0647 \u0645\u062d\u062f\u0648\u062f\u0647\u200c\u0627\u06cc \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u060c \u062a\u0648\u0627\u0628\u0639 \u0648 \u0627\u0634\u06cc\u0627\u0621 \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0634\u062a. \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062f\u0627\u0631\u0627\u06cc \u062f\u0648 \u0646\u0648\u0639 \u0627\u0635\u0644\u06cc \u062d\u0648\u0632\u0647 \u0627\u0633\u062a: \u062d\u0648\u0632\u0647 \u0633\u0631\u0627\u0633\u0631\u06cc (Global Scope) \u0648 \u062d\u0648\u0632\u0647 \u0645\u062d\u0644\u06cc (Local Scope).<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0645\u062d\u062f\u0648\u062f\u0647 \u0633\u0631\u0627\u0633\u0631\u06cc (Global Scope):<\/li>\n<\/ul>\n\n\n\n<p>\u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0648 \u062a\u0648\u0627\u0628\u0639\u06cc \u06a9\u0647 \u062f\u0631 \u0628\u06cc\u0631\u0648\u0646 \u0627\u0632 \u0647\u0631 \u062a\u0627\u0628\u0639 \u06cc\u0627 \u0628\u0644\u0648\u06a9 \u06a9\u062f \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f\u060c \u062f\u0631 \u062d\u0648\u0632\u0647 \u0633\u0631\u0627\u0633\u0631\u06cc \u0642\u0631\u0627\u0631 \u062f\u0627\u0631\u0646\u062f \u0648 \u062f\u0631 \u0633\u0631\u0627\u0633\u0631 \u0628\u0631\u0646\u0627\u0645\u0647 \u0642\u0627\u0628\u0644 \u062f\u0633\u062a\u0631\u0633\u06cc \u0647\u0633\u062a\u0646\u062f.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0645\u062d\u062f\u0648\u062f\u0647 \u0645\u062d\u0644\u06cc (Local Scope):<\/li>\n<\/ul>\n\n\n\n<p>\u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0648 \u062a\u0648\u0627\u0628\u0639\u06cc \u06a9\u0647 \u062f\u0631\u0648\u0646 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u06cc\u0627 \u0628\u0644\u0648\u06a9 \u06a9\u062f \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f\u060c \u062f\u0631 \u062d\u0648\u0632\u0647 \u0645\u062d\u0644\u06cc \u0642\u0631\u0627\u0631 \u062f\u0627\u0631\u0646\u062f \u0648 \u0641\u0642\u0637 \u062f\u0631\u0648\u0646 \u0622\u0646 \u062a\u0627\u0628\u0639 \u06cc\u0627 \u0628\u0644\u0648\u06a9 \u0642\u0627\u0628\u0644 \u062f\u0633\u062a\u0631\u0633\u06cc \u0647\u0633\u062a\u0646\u062f.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0645\u062d\u062f\u0648\u062f\u0647 \u06a9\u062f (Block Scope):<\/li>\n<\/ul>\n\n\n\n<p>\u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0628\u0627 let \u0648 const \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f\u060c \u062f\u0631 \u0645\u062d\u062f\u0648\u062f\u0647 \u0628\u0644\u0648\u06a9\u06cc (block scope) \u0642\u0631\u0627\u0631 \u062f\u0627\u0631\u0646\u062f\u060c \u06cc\u0639\u0646\u06cc \u0641\u0642\u0637 \u062f\u0631\u0648\u0646 \u0628\u0644\u0648\u06a9 \u06a9\u062f {} \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647\u200c\u0627\u0646\u062f \u0642\u0627\u0628\u0644 \u062f\u0633\u062a\u0631\u0633\u06cc \u0647\u0633\u062a\u0646\u062f. \u0628\u0631\u062e\u0644\u0627\u0641 var \u06a9\u0647 \u062d\u0648\u0632\u0647 \u062a\u0627\u0628\u0639\u06cc (function scope) \u062f\u0627\u0631\u062f.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0645\u062d\u062f\u0648\u062f\u0647 \u0632\u0646\u062c\u06cc\u0631\u0647\u200c\u0627\u06cc (Scope Chain):<\/li>\n<\/ul>\n\n\n\n<p>\u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u06cc\u06a9 \u0645\u062a\u063a\u06cc\u0631 \u06cc\u0627 \u062a\u0627\u0628\u0639\u06cc \u0645\u0648\u0631\u062f \u062f\u0633\u062a\u0631\u0633\u06cc \u0642\u0631\u0627\u0631 \u0645\u06cc\u200c\u06af\u06cc\u0631\u062f\u060c \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0628\u062a\u062f\u0627 \u062f\u0631 \u062d\u0648\u0632\u0647 \u0641\u0639\u0644\u06cc \u0628\u0647 \u062f\u0646\u0628\u0627\u0644 \u0622\u0646 \u0645\u06cc\u200c\u06af\u0631\u062f\u062f. \u0627\u06af\u0631 \u067e\u06cc\u062f\u0627 \u0646\u0634\u062f\u060c \u0628\u0647 \u062d\u0648\u0632\u0647 \u0628\u0627\u0644\u0627\u062a\u0631 (\u0645\u062d\u06cc\u0637 \u0628\u0627\u0644\u0627\u062a\u0631) \u0645\u0631\u0627\u062c\u0639\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f \u062a\u0627 \u0628\u0647 \u062d\u0648\u0632\u0647 \u0633\u0631\u0627\u0633\u0631\u06cc \u0628\u0631\u0633\u062f. \u0627\u06cc\u0646 \u0641\u0631\u0622\u06cc\u0646\u062f \u0628\u0647 \u0646\u0627\u0645 \u062d\u0648\u0632\u0647 \u0632\u0646\u062c\u06cc\u0631\u0647\u200c\u0627\u06cc \u0634\u0646\u0627\u062e\u062a\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u06a9\u0644\u0627\u0645 \u0622\u062e\u0631<\/h2>\n\n\n\n<p>\u0637\u0628\u0642 \u0622\u0646\u200c\u0686\u0647 \u06a9\u0647 \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628 \u0628\u06cc\u0627\u0646 \u06a9\u0631\u062f\u06cc\u0645\u060c \u0628\u0633\u062a\u0647 (Closure) \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u062a\u0648\u0627\u0628\u0639 \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u062d\u0648\u0632\u0647\u0654 \u0628\u06cc\u0631\u0648\u0646\u06cc \u062e\u0648\u062f \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f\u060c \u062d\u062a\u06cc \u067e\u0633 \u0627\u0632 \u067e\u0627\u06cc\u0627\u0646 \u0627\u062c\u0631\u0627\u06cc \u0622\u0646 \u062a\u0627\u0628\u0639 \u0628\u06cc\u0631\u0648\u0646\u06cc. \u0627\u06cc\u0646 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u0627\u0633\u062a \u06a9\u0647 \u062a\u0627\u0628\u0639 \u062f\u0627\u062e\u0644\u06cc \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0648 \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u0645\u062d\u06cc\u0637 \u0627\u0637\u0631\u0627\u0641 \u062e\u0648\u062f \u0631\u0627 \u0628\u0628\u0646\u062f\u062f \u0648 \u0646\u06af\u0647 \u062f\u0627\u0631\u062f.<\/p>\n\n\n<div class=\"jet-listing-grid--56206\" style=\"\"><div class=\"jet-listing-dynamic-field-block zht-maktab-khooneh-learn cb-ud1ng69u\"data-is-block=\"jet-engine\/dynamic-field\"><div class=\"jet-listing-dynamic-field__content\" >\r\n<div class=\"zht-learn-card\">\r\n    <div class=\"zht-learn-title-section\">\r\n        <div class=\"zht-learn-card-icon\">\r\n            <svg viewBox=\"0 0 24 24\" fill=\"currentColor\" width=\"24\" height=\"24\">\r\n                <path d=\"M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z\" \/>\r\n            <\/svg>\r\n        <\/div>\r\n        \r\n        <!-- \u0639\u0646\u0648\u0627\u0646 \u062a\u0628\u062f\u06cc\u0644 \u0634\u062f\u0647 \u0628\u0647 \u0644\u06cc\u0646\u06a9 -->\r\n        <a href=\"https:\/\/maktabkhooneh.org\/learn\/wordpress\/\" class=\"zht-learn-card-title\" target=\"_blank\" rel=\"noopener noreferrer\">\r\n            \u062f\u0648\u0631\u0647\u200c\u0647\u0627\u06cc \u0622\u0645\u0648\u0632\u0634 \u0648\u0631\u062f\u067e\u0631\u0633        <\/a>\r\n    <\/div>\r\n\r\n    <!-- \u062f\u06a9\u0645\u0647 \u062a\u0628\u062f\u06cc\u0644 \u0634\u062f\u0647 \u0628\u0647 \u062a\u06af button -->\r\n    <!-- \u0627\u0632 onclick \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u062f\u0647 \u062a\u0627 \u0628\u0647 \u0645\u062d\u0636 \u06a9\u0644\u06cc\u06a9 \u0644\u06cc\u0646\u06a9 \u0631\u0627 \u0628\u0627\u0632 \u06a9\u0646\u062f -->\r\n    <button class=\"zht-learn-card-btn\" data-course-url=\"https:\/\/maktabkhooneh.org\/learn\/wordpress\/\" onclick=\"window.open(this.getAttribute('data-course-url'), '_blank');\">\r\n        \u0634\u0631\u0648\u0639 \u06cc\u0627\u062f\u06af\u06cc\u0631\u06cc\r\n    <\/button>\r\n<\/div><\/div><\/div><\/div>\n\n\n<p>\u06a9\u0644\u0648\u0698\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0647 \u062a\u0648\u0627\u0628\u0639 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f \u0648\u0636\u0639\u06cc\u062a (state) \u0631\u0627 \u0628\u06cc\u0646 \u0627\u062c\u0631\u0627\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u062d\u0641\u0638 \u06a9\u0646\u0646\u062f\u060c \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u062e\u0635\u0648\u0635\u06cc \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u0646\u062f\u060c \u0648 \u0628\u0647\u200c\u0637\u0648\u0631 \u0645\u0624\u062b\u0631 \u0628\u0627 \u06a9\u0627\u0644\u0628\u06a9\u200c\u0647\u0627 \u0648 \u06a9\u062f\u0647\u0627\u06cc \u063a\u06cc\u0631\u0647\u0645\u0632\u0645\u0627\u0646 \u06a9\u0627\u0631 \u06a9\u0646\u0646\u062f. \u0627\u06cc\u0646 \u0648\u06cc\u0698\u06af\u06cc \u06cc\u06a9\u06cc \u0627\u0632 \u0645\u0641\u0627\u0647\u06cc\u0645 \u0642\u062f\u0631\u062a\u0645\u0646\u062f \u0648 \u0627\u0633\u0627\u0633\u06cc \u062f\u0631 \u062c\u0627\u0648\u0627\u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u062a\u0648\u0633\u0639\u0647\u200c\u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u06a9\u0645\u06a9 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u062f\u0647\u0627\u06cc \u0642\u0627\u0628\u0644 \u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u0648 \u067e\u06cc\u0686\u06cc\u062f\u0647\u200c\u062a\u0631\u06cc \u0628\u0646\u0648\u06cc\u0633\u0646\u062f.<\/p>\n\n\n\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628\u060c \u0628\u0627 \u0630\u06a9\u0631 \u0686\u0646\u062f \u0646\u0645\u0648\u0646\u0647 \u06a9\u062f \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u06cc\u060c \u0628\u0647 \u0634\u0645\u0627 Closure \u0648 \u0637\u0631\u0632 \u06a9\u0627\u0631 \u0628\u0627 \u0622\u0646 \u0631\u0627 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u06cc\u0645. \u0634\u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u06cc\u0646 \u06a9\u062f\u0647\u0627 \u0631\u0627 \u0628\u0647\u200c\u0635\u0648\u0631\u062a \u0639\u0645\u0644\u06cc \u062e\u0648\u062f\u062a\u0627\u0646 \u062a\u0627\u06cc\u067e \u0648 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f. \u062e\u0631\u0648\u062c\u06cc\u200c\u0647\u0627 \u0631\u0627 \u0645\u0634\u0627\u0647\u062f\u0647 \u06a9\u0646\u06cc\u062f \u0648 \u06cc\u06a9\u200c\u0628\u0627\u0631 \u062f\u06cc\u06af\u0631\u060c \u062a\u0641\u0633\u06cc\u0631 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0686\u0647 \u0627\u062a\u0641\u0627\u0642\u06cc \u062f\u0631 \u0627\u062c\u0631\u0627\u06cc \u0647\u0631 \u0642\u0637\u0639\u0647 \u06a9\u062f \u0631\u062e \u062e\u0648\u0627\u0647\u062f \u062f\u0627\u062f.<\/p>\n\n\n\n<p>\u0631\u0641\u0631\u0646\u0633: <a href=\"https:\/\/www.geeksforgeeks.org\/javascript\/closure-in-javascript\/\" rel=\"nofollow noopener\" target=\"_blank\">geeksforgeeks<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Closures \u06cc\u06a9 \u0645\u0641\u0647\u0648\u0645 \u0642\u062f\u0631\u062a\u0645\u0646\u062f \u0648 \u0645\u0647\u0645 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0633\u062a. \u06a9\u0644\u0648\u0698\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0647 \u062a\u0648\u0627\u0628\u0639 \u062f\u0627\u062e\u0644\u06cc \u0627\u06cc\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0631\u0627 \u0645\u06cc\u200c\u062f\u0647\u062f \u062a\u0627 \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u0628\u06cc\u0631\u0648\u0646 \u0627\u0632 \u0645\u062d\u062f\u0648\u062f\u0647\u200c\u06cc \u062e\u0648\u062f \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f. \u0628\u0647 \u0639\u0628\u0627\u0631\u062a \u062f\u06cc\u06af\u0631\u060c \u06a9\u0644\u0648\u0698\u0631 \u062f\u0627\u0645\u0646\u0647\u200c\u06cc \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u062e\u0648\u062f \u0631\u0627 \u0628\u0633\u062a\u0647 \u0648 \u0639\u0645\u0644\u06a9\u0631\u062f \u0628\u06cc\u0631\u0648\u0646\u06cc \u0631\u0627 \u062d\u0641\u0638 \u062e\u0648\u0627\u0647\u062f \u06a9\u0631\u062f. \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628 \u0628\u0647 \u0645\u0641\u0647\u0648\u0645 Closure \u062f\u0631 \u062c\u0627\u0648\u0627 [&hellip;]<\/p>\n","protected":false},"author":28,"featured_media":39712,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,30,12],"tags":[],"class_list":["post-39704","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-programming-and-it-training","category-web-programming-articles","category-java-script-articles"],"_links":{"self":[{"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/posts\/39704","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/users\/28"}],"replies":[{"embeddable":true,"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/comments?post=39704"}],"version-history":[{"count":5,"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/posts\/39704\/revisions"}],"predecessor-version":[{"id":63257,"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/posts\/39704\/revisions\/63257"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/media\/39712"}],"wp:attachment":[{"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/media?parent=39704"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/categories?post=39704"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/tags?post=39704"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}