{"id":30125,"date":"2022-05-26T21:23:42","date_gmt":"2022-05-26T16:53:42","guid":{"rendered":"https:\/\/wpadmin.maktabkhooneh.org\/mag\/?p=30125"},"modified":"2026-04-06T17:55:22","modified_gmt":"2026-04-06T14:25:22","slug":"javascript-string","status":"publish","type":"post","link":"https:\/\/maktabkhooneh.org\/mag\/javascript-string\/","title":{"rendered":"String \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a &#8211; \u0622\u0645\u0648\u0632\u0634 \u0631\u0634\u062a\u0647 \u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0647 \u0632\u0628\u0627\u0646 \u0633\u0627\u062f\u0647"},"content":{"rendered":"\n<p>\u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u0645\u062a\u0646\u06cc \u0628\u0647\u200c\u0635\u0648\u0631\u062a \u0631\u0634\u062a\u0647\u200c\u0627\u06cc \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f \u0648 \u06cc\u06a9\u06cc \u0627\u0632 \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0647\u0633\u062a\u0646\u062f. \u0647\u06cc\u0686 \u0646\u0648\u0639 \u062c\u062f\u0627\u06af\u0627\u0646\u0647\u200c\u0627\u06cc (\u0646\u0648\u0639 \u062f\u0627\u062f\u0647 \u0627\u0648\u0644\u06cc\u0647) \u0628\u0631\u0627\u06cc \u06cc\u06a9 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0631\u062f. \u0641\u0631\u0645\u062a \u062f\u0627\u062e\u0644\u06cc \u0631\u0634\u062a\u0647\u200c \u0647\u0627 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0647\u0645\u06cc\u0634\u0647 UTF-16 \u0627\u0633\u062a \u0648 \u0628\u0647 \u0631\u0645\u0632\u06af\u0630\u0627\u0631\u06cc \u0635\u0641\u062d\u0647 \u0648\u0627\u0628\u0633\u062a\u0647 \u0646\u06cc\u0633\u062a.<\/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\/java-script\/\" 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 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\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\/java-script\/\" 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>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628 \u0622\u0645\u0648\u0632\u0634\u06cc \u0627\u0632 \u0645\u06a9\u062a\u0628 \u062e\u0648\u0646\u0647\u060c \u0628\u0627 \u0646\u0648\u0639 \u0627\u0648\u0644\u06cc\u0647 \u0627\u0633\u062a\u0631\u06cc\u0646\u06af \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0648 \u0646\u062d\u0648\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u0628\u0631\u0627\u06cc \u062a\u0639\u0631\u06cc\u0641 \u0631\u0634\u062a\u0647\u200c\u0647\u0627 \u0622\u0634\u0646\u0627 \u062e\u0648\u0627\u0647\u06cc\u062f \u0634\u062f.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0645\u0642\u062f\u0645\u0647\u200c\u0627\u06cc \u0628\u0631 String \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h2>\n\n\n\n<p>String \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u0642\u0627\u062f\u06cc\u0631 \u0627\u0648\u0644\u06cc\u0647 \u0648 \u062a\u063a\u06cc\u06cc\u0631\u0646\u0627\u067e\u0630\u06cc\u0631 \u0647\u0633\u062a\u0646\u062f. \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u0627\u06af\u0631 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0631\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0647\u06cc\u062f\u060c \u0647\u0645\u06cc\u0634\u0647 \u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u0628\u0627\u0642\u06cc \u062e\u0648\u0627\u0647\u062f \u0645\u0627\u0646\u062f \u0648&nbsp; \u0631\u06cc\u0634\u0647 \u0648 \u0646\u0648\u0639 \u0622\u0646 \u06cc\u0639\u0646\u06cc \u0631\u0634\u062a\u0647 \u0627\u0635\u0644\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u0646\u0645\u06cc\u200c\u06a9\u0646\u062f. \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u0631\u0634\u062a\u0647\u200c\u0647\u0627\u06cc \u062a\u062d\u062a\u200c\u0627\u0644\u0644\u0641\u0638\u06cc\u060c \u0627\u0632 \u06af\u06cc\u0648\u0645\u0647\u200c\u0647\u0627\u06cc \u062a\u06a9\u06cc (&#8216;) \u06cc\u0627 \u062f\u0648 \u06af\u06cc\u0648\u0645\u0647 (&#8220;) \u0645\u0627\u0646\u0646\u062f \u0627\u06cc\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"token keyword\">let<\/span> str <span class=\"token operator\">=<\/span> <span class=\"token string\">'Hi'<\/span><span class=\"token punctuation\">;<\/span>\n<span class=\"token keyword\">let<\/span> greeting <span class=\"token operator\">=<\/span> <span class=\"token string\">\"Hello\"<\/span><span class=\"token punctuation\">;<\/span><\/code><\/pre>\n\n\n\n<p>\u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f ES6 \u0627\u0644\u0641\u0628\u0627\u06cc \u0627\u0644\u06af\u0648 \u0631\u0627 \u0645\u0639\u0631\u0641\u06cc \u06a9\u0631\u062f \u06a9\u0647 \u0628\u0647 \u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627\u06cc \u0628\u06a9 \u062a\u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 (`) \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u0645:<\/p>\n\n\n\n<div class=\"entry-content\">\n<div class=\"elementor elementor-9853\" data-elementor-type=\"wp-post\" data-elementor-id=\"9853\">\n<div class=\"elementor-inner\">\n<div class=\"elementor-section-wrap\">\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-edf42c3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"edf42c3\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-row\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cb2ccce\" data-id=\"cb2ccce\" data-element_type=\"column\">\n<div class=\"elementor-column-wrap elementor-element-populated\">\n<div class=\"elementor-widget-wrap\">\n<div class=\"elementor-element elementor-element-f3334fa elementor-widget elementor-widget-code-highlight\" data-id=\"f3334fa\" data-element_type=\"widget\" data-widget_type=\"code-highlight.default\">\n<div class=\"elementor-widget-container\">\n<div class=\"prismjs-default copy-to-clipboard \">\n<div class=\"code-toolbar\">\n<pre class=\"highlight-height line-numbers language-javascript\" data-line=\"\"><code class=\"language-javascript\"><span class=\"token keyword\">let<\/span> name <span class=\"token operator\">=<\/span> <span class=\"token template-string\"><span class=\"token template-punctuation string\">`ALI<\/span><span class=\"token template-punctuation string\">`<\/span><\/span>'<span class=\"token punctuation\">;<\/span><\/code><\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"crp_related\"><\/div>\n<\/div>\n\n\n\n<footer class=\"entry-meta\" aria-label=\"\u0645\u062a\u0627\u06cc \u0648\u0631\u0648\u062f\u06cc\"><\/footer>\n\n\n\n<p>\u062d\u0631\u0648\u0641 \u0627\u0644\u0641\u0628\u0627\u06cc \u0627\u0644\u06af\u0648 \u0628\u0647 \u0645\u0627 \u0627\u06cc\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0631\u0627 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0647 \u0627\u0632 \u0646\u0642\u0644\u200c\u0642\u0648\u0644\u200c\u0647\u0627\u06cc \u062a\u06a9\u06cc \u0648 \u062f\u0648\u062a\u0627\u06cc\u06cc \u062f\u0631 \u062f\u0627\u062e\u0644 \u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u0628\u062f\u0648\u0646 \u0646\u06cc\u0627\u0632 \u06af\u0631\u06cc\u062e\u062a\u0646 \u0627\u0632 \u0622\u0646\u200c\u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645. \u0645\u0627\u0646\u0646\u062f \u0645\u062b\u0627\u0644 \u0632\u06cc\u0631:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"token keyword\">let<\/span> mesage <span class=\"token operator\">=<\/span> `<span class=\"token string\">\"I'm good\"<\/span><span class=\"token punctuation\">.<\/span> She said\"<span class=\"token punctuation\">;<\/span><\/code><\/pre>\n\n\n\n<p>\u0647\u0645\u0686\u0646\u06cc\u0646\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0648 \u0639\u0628\u0627\u0631\u0627\u062a \u0631\u0627 \u062f\u0631 \u0642\u0627\u0644\u0628 \u0648\u0627\u0642\u0639\u06cc \u062e\u0648\u062f\u0634\u0627\u0646 \u0646\u06cc\u0632 \u0642\u0631\u0627\u0631 \u062f\u0627\u062f. \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0631\u0627 \u0628\u0627 \u0645\u0642\u062f\u0627\u0631 \u0622\u0646\u200c\u0647\u0627 \u062f\u0631 \u0631\u0634\u062a\u0647 \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06cc\u0646 \u06a9\u0627\u0631 &nbsp;\u062f\u0631\u0648\u0646\u200c\u06cc\u0627\u0628\u06cc \u0631\u0634\u062a\u0647\u200c\u0627\u06cc \u0646\u0627\u0645\u06cc\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f. \u0645\u062b\u0627\u0644 \u0632\u06cc\u0631 \u0627\u06cc\u0646 \u0645\u0648\u0636\u0648\u0639 \u0631\u0627 \u0646\u0634\u0627\u0646 \u062e\u0648\u0627\u0647\u062f \u062f\u0627\u062f:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"token keyword\">let<\/span> name <span class=\"token operator\">=<\/span> <span class=\"token string\">'ALI'<\/span><span class=\"token punctuation\">;<\/span>\n\n<span class=\"token keyword\">let<\/span> message <span class=\"token operator\">=<\/span> <span class=\"token template-string\"><span class=\"token template-punctuation string\">`<\/span><span class=\"token string\">Hi, I'm <\/span><span class=\"token interpolation\"><span class=\"token interpolation-punctuation punctuation\">${<\/span>name<span class=\"token interpolation-punctuation punctuation\">}<\/span><\/span><span class=\"token string\">.<\/span><span class=\"token template-punctuation string\">`<\/span><\/span><span class=\"token punctuation\">;<\/span>\n\nconsole<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span>message<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" width=\"569\" height=\"466\" src=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2022\/05\/Snapshot_22-05-22_18-38-18.png\" alt=\" JavaScript strings\" class=\"wp-image-30129\" title=\"\" srcset=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2022\/05\/Snapshot_22-05-22_18-38-18.png 569w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2022\/05\/Snapshot_22-05-22_18-38-18-300x246.png.webp 300w\" sizes=\"(max-width: 569px) 100vw, 569px\" \/><figcaption><\/figcaption><\/figure>\n\n\n\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u062a\u063a\u06cc\u0631 name \u0631\u0627 \u0628\u0627 \u0645\u0642\u062f\u0627\u0631 \u0622\u0646 \u062f\u0631 \u0642\u0627\u0644\u0628 literal \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0627\u062e\u062a\u0635\u0627\u0635 \u0631\u0634\u062a\u0647 \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u0645\u0642\u062f\u0627\u0631 \u0631\u0634\u062a\u0647 \u0631\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0645\u0644\u06af\u0631 \u0628\u0631\u0627\u0628\u0631 \u0628\u0627 (=) \u0628\u0647 \u06cc\u06a9 \u0645\u062a\u063a\u06cc\u0631 \u0627\u062e\u062a\u0635\u0627\u0635 \u062f\u0627\u062f.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"kwrd\">var<\/span> str1 = <span class=\"str\">\"Hello World\"<\/span>;\n\n<span class=\"kwrd\">var<\/span> str2 = <span class=\"str\">'Hello World'<\/span>;<\/code><\/pre>\n\n\n\n<p>\u06cc\u06a9\u200c \u0631\u0634\u062a\u0647 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0645\u0627\u0646\u0646\u062f \u0622\u0631\u0627\u06cc\u0647 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u06cc \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u0627\u0646\u062f\u06cc\u0633 \u0635\u0641\u0631 \u0631\u0641\u062a\u0627\u0631 \u06a9\u0646\u062f.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"kwrd\">var<\/span> str = <span class=\"str\">'makhtabkhooneh'<\/span>;\nstr&#91;0] <span class=\"rem\">\/\/ m<\/span>\nstr&#91;1] <span class=\"rem\">\/\/ a<\/span>\nstr&#91;2] <span class=\"rem\">\/\/ k<\/span>\nstr&#91;3] <span class=\"rem\">\/\/ h<\/span>\nstr&#91;4] <span class=\"rem\">\/\/ t\n<\/span>str&#91;5] <span class=\"rem\">\/\/ a\n<\/span>str&#91;6] <span class=\"rem\">\/\/ k\n<\/span>str&#91;7] <span class=\"rem\">\/\/ h\n<\/span>str&#91;8] <span class=\"rem\">\/\/ o\n<\/span>str&#91;9] <span class=\"rem\">\/\/ o\n<\/span>str&#91;10] <span class=\"rem\">\/\/ n\n<\/span>str&#91;11] <span class=\"rem\">\/\/ e\n<\/span>str&#91;12] <span class=\"rem\">\/\/ h<\/span>\nstr.length <span class=\"rem\">\/\/  \u06f1\u06f3<\/span><\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u0631\u0647\u0627\u06cc\u06cc \u0627\u0632 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627\u06cc \u062e\u0627\u0635 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u0628\u0631\u0627\u06cc \u0631\u0647\u0627\u06cc\u06cc \u0627\u0632 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u062e\u0627\u0635 \u062f\u0631 \u06cc\u06a9 String \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u0627\u0632 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u0628\u06a9 \u0627\u0633\u0644\u0634 \\ \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645. \u0645\u062b\u0644\u0627\u064b:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Windows line break: &#8216;\\r\\n&#8217;\u200e<\/li>\n\n\n\n<li>Unix line break: &#8216;\\n&#8217;\u200e<\/li>\n\n\n\n<li>Tab: &#8216;\\t&#8217;\u200e<\/li>\n\n\n\n<li>Backslash &#8216;\\&#8217;\u200e<\/li>\n<\/ul>\n\n\n\n<p>\u0645\u062b\u0627\u0644 \u0632\u06cc\u0631 \u0627\u0632 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u0628\u06a9 \u0627\u0633\u0644\u0634 \u0628\u0631\u0627\u06cc \u0631\u0647\u0627\u06cc\u06cc \u0627\u0632 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u0646\u0642\u0644\u200c\u0642\u0648\u0644 \u0648\u0627\u062d\u062f \u062f\u0631 \u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f:<\/p>\n\n\n\n<div class=\"entry-content\">\n<div class=\"elementor elementor-9853\" data-elementor-type=\"wp-post\" data-elementor-id=\"9853\">\n<div class=\"elementor-inner\">\n<div class=\"elementor-section-wrap\">\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-edf42c3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"edf42c3\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-row\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cb2ccce\" data-id=\"cb2ccce\" data-element_type=\"column\">\n<div class=\"elementor-column-wrap elementor-element-populated\">\n<div class=\"elementor-widget-wrap\">\n<div class=\"elementor-element elementor-element-f3334fa elementor-widget elementor-widget-code-highlight\" data-id=\"f3334fa\" data-element_type=\"widget\" data-widget_type=\"code-highlight.default\">\n<div class=\"elementor-widget-container\">\n<div class=\"prismjs-default copy-to-clipboard \">\n<div class=\"code-toolbar\">\n<pre class=\"highlight-height line-numbers language-javascript\" data-line=\"\"><code class=\"language-javascript\"><span class=\"token keyword\">let<\/span> str <span class=\"token operator\">=<\/span> <span class=\"token string\">'I\\'m a string!'<\/span><span class=\"token punctuation\">;<\/span><\/code><\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<footer class=\"entry-meta\" aria-label=\"\u0645\u062a\u0627\u06cc \u0648\u0631\u0648\u062f\u06cc\"><\/footer>\n\n\n\n<h3 class=\"wp-block-heading\">\u0628\u0647 \u062f\u0633\u062a \u0622\u0648\u0631\u062f\u0646 \u0637\u0648\u0644 String \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u0648\u06cc\u0698\u06af\u06cc length \u0637\u0648\u0644 \u06cc\u06a9\u200c \u0631\u0634\u062a\u0647 \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f. \u0628\u0647 \u0645\u062b\u0627\u0644 \u0632\u06cc\u0631 \u062a\u0648\u062c\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"token keyword\">let<\/span> str <span class=\"token operator\">=<\/span> <span class=\"token string\">\"makhtabkhooneh!\"<\/span><span class=\"token punctuation\">;<\/span>\n\nconsole<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span>str<span class=\"token punctuation\">.<\/span>length<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>  <span class=\"token comment\">\/\/ \u06f1\u06f5<\/span><\/code><\/pre>\n\n\n\n<p class=\"has-text-align-right\">\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062f\u0627\u0631\u0627\u06cc \u0646\u0648\u0639 String (\u0628\u0627 \u062d\u0631\u0641 S \u0628\u0627 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af) \u0627\u0633\u062a \u06a9\u0647 \u0646\u0648\u0639 \u0628\u0633\u062a\u0647\u200c\u0628\u0646\u062f\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0627\u0632 \u0646\u0648\u0639 \u0631\u0634\u062a\u0647 \u0627\u0648\u0644\u06cc\u0647 \u0627\u0633\u062a. \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646\u060c \u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0628\u0647 \u062a\u0645\u0627\u0645 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627 \u0648 \u0645\u062a\u062f\u0647\u0627\u06cc \u0646\u0648\u0639 String \u0627\u0632 \u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u0627\u0648\u0644\u06cc\u0647 \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u0645.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627\u06cc \u06cc\u06a9 String \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u0627\u0632 \u0646\u0645\u0627\u062f \u0622\u0631\u0627\u06cc\u0647 \u0645\u0627\u0646\u0646\u062f [] \u0628\u0627 \u0627\u0646\u062f\u06cc\u0633 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u0635\u0641\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645. \u0645\u062b\u0627\u0644 \u0632\u06cc\u0631 \u0627\u0648\u0644\u06cc\u0646 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u06cc\u06a9\u200c \u0631\u0634\u062a\u0647 \u0628\u0627 \u0627\u0646\u062f\u06cc\u0633 \u0635\u0641\u0631 \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"token keyword\">let<\/span> str <span class=\"token operator\">=<\/span> <span class=\"token string\">\"Hello\"<\/span><span class=\"token punctuation\">;<\/span>\n\nconsole<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span>str<span class=\"token punctuation\">&#91;<\/span><span class=\"token number\">\u06f0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \"H\"<\/span><\/code><\/pre>\n\n\n\n<p class=\"has-text-align-right\">\u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u0622\u062e\u0631\u06cc\u0646 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u0631\u0634\u062a\u0647\u060c \u0627\u0632 \u0645\u0642\u062f\u0627\u0631 \u0627\u0646\u062f\u06cc\u0633 &nbsp;\u06f1- \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"token keyword\">let<\/span> str <span class=\"token operator\">=<\/span> <span class=\"token string\">\"Hello\"<\/span><span class=\"token punctuation\">;<\/span>\n\nconsole<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span>str<span class=\"token punctuation\">&#91;<\/span>str<span class=\"token punctuation\">.<\/span>length <span class=\"token operator\">-<\/span><span class=\"token number\">\u06f1<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \"o\"<\/span><\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u0627\u0644\u062d\u0627\u0642 \u0631\u0634\u062a\u0647\u200c \u0647\u0627 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0639\u0645\u0644\u06af\u0631 +<\/h3>\n\n\n\n<p>\u0628\u0631\u0627\u06cc \u0628\u0647 \u0647\u0645 \u067e\u06cc\u0648\u0633\u062a\u0646 \u062f\u0648 \u06cc\u0627 \u0686\u0646\u062f String \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u060c \u0627\u0632 \u0639\u0645\u0644\u06af\u0631 + \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"><code class=\"language-javascript\"><span class=\"token keyword\">let<\/span> name <span class=\"token operator\">=<\/span> <span class=\"token string\">'ALI'<\/span><span class=\"token punctuation\">;<\/span>\n\n<span class=\"token keyword\">let<\/span> str <span class=\"token operator\">=<\/span> <span class=\"token string\">'Hello '<\/span> <span class=\"token operator\">+<\/span> name<span class=\"token punctuation\">;<\/span>\n\nconsole<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span>str<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \"Hello ALI<\/span><\/code><em>\"<\/em><\/pre>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" width=\"450\" height=\"481\" data-src=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2022\/05\/Snapshot_22-05-22_18-17-06.png\" alt=\"\u0628\u0647 \u0647\u0645 \u067e\u06cc\u0648\u0633\u062a\u0646 \u062f\u0648 \u06cc\u0627 \u0686\u0646\u062f String \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\" class=\"wp-image-30126 lazyload\" title=\"\" data-srcset=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2022\/05\/Snapshot_22-05-22_18-17-06.png 450w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2022\/05\/Snapshot_22-05-22_18-17-06-281x300.png.webp 281w\" data-sizes=\"(max-width: 450px) 100vw, 450px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 450px; --smush-placeholder-aspect-ratio: 450\/481;\" \/><figcaption><\/figcaption><\/figure>\n\n\n\n<p>\u0645\u062b\u0627\u0644 \u0641\u0648\u0642 \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0627\u0648\u0644 \u0648 \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u062f\u0648\u0645 \u0631\u0627 \u0628\u0647 \u0647\u0645 \u0627\u0636\u0627\u0641\u0647 \u06a9\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\/php\/\" 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 php        <\/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\/php\/\" 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>\u0627\u06af\u0631 \u0628\u062e\u0648\u0627\u0647\u06cc\u0645 \u06cc\u06a9\u200c \u0631\u0634\u062a\u0647 \u0631\u0627 \u062a\u06a9\u0647 \u062a\u06a9\u0647 \u062c\u0645\u0639 \u06a9\u0646\u06cc\u0645\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 \u0639\u0645\u0644\u06af\u0631 =\u200e+\u200e&nbsp; \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"token keyword\">let<\/span> className <span class=\"token operator\">=<\/span> <span class=\"token string\">'btn'<\/span><span class=\"token punctuation\">;<\/span>\n\nclassName <span class=\"token operator\">+=<\/span> <span class=\"token string\">' btn-primary'<\/span>\n\nclassName <span class=\"token operator\">+=<\/span> <span class=\"token string\">' none'<\/span><span class=\"token punctuation\">;<\/span>\n\nconsole<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span>className<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" width=\"556\" height=\"501\" data-src=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2022\/05\/Snapshot_22-05-22_18-19-06.png\" alt=\"\u0628\u0647 \u0647\u0645 \u062c\u0634\u067e\u0627\u0646\u062f\u0646 \u0631\u0634\u062a\u0647 \u0647\u0627 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\" class=\"wp-image-30127 lazyload\" title=\"\" data-srcset=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2022\/05\/Snapshot_22-05-22_18-19-06.png 556w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2022\/05\/Snapshot_22-05-22_18-19-06-300x270.png.webp 300w\" data-sizes=\"(max-width: 556px) 100vw, 556px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 556px; --smush-placeholder-aspect-ratio: 556\/501;\" \/><figcaption><\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u062a\u0628\u062f\u06cc\u0644 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0628\u0647 \u0631\u0634\u062a\u0647<\/h3>\n\n\n\n<p>\u0628\u0631\u0627\u06cc \u062a\u0628\u062f\u06cc\u0644 \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u063a\u06cc\u0631 \u0631\u0634\u062a\u0647\u200c\u0627\u06cc \u0628\u0647 String \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u0627\u0632 \u06cc\u06a9\u06cc \u0627\u0632 \u0645\u0648\u0627\u0631\u062f \u0632\u06cc\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"token function\">String<\/span><span class=\"token punctuation\">(<\/span>n<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n\n\u201d <span class=\"token operator\">+<\/span> n\n\nn<span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/code><\/pre>\n\n\n\n<p>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u0645\u062a\u062f toString()\u200e \u0628\u0631\u0627\u06cc undefined \u0648 null \u06a9\u0627\u0631 \u0646\u0645\u06cc\u200c\u06a9\u0646\u062f. \u0647\u0646\u06af\u0627\u0645\u06cc\u200c\u06a9\u0647 \u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u0631\u0627 \u0628\u0647 \u06cc\u06a9 \u0628\u0648\u0644\u06cc \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645\u060c \u0646\u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0622\u0646 \u0631\u0627 \u062f\u0648\u0628\u0627\u0631\u0647 \u062a\u0628\u062f\u06cc\u0644 \u06a9\u0646\u06cc\u062f. \u0645\u062b\u0644\u0627\u064b:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"token keyword\">let<\/span> status <span class=\"token operator\">=<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">;<\/span>\n\n<span class=\"token keyword\">let<\/span> str <span class=\"token operator\">=<\/span> status<span class=\"token punctuation\">.<\/span><span class=\"token function\">toString<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \"false\"<\/span>\n\n<span class=\"token keyword\">let<\/span> back <span class=\"token operator\">=<\/span> <span class=\"token function\">Boolean<\/span><span class=\"token punctuation\">(<\/span>str<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ true<\/span><\/code><\/pre>\n\n\n\n<p class=\"has-text-align-right\">\u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0628\u062a\u062f\u0627 \u0645\u062a\u063a\u06cc\u0631 status \u0631\u0627 \u0627\u0639\u0644\u0627\u0645 \u06a9\u0631\u062f\u0647 \u0648 \u0628\u0627 \u0645\u0642\u062f\u0627\u0631 false \u0645\u0642\u062f\u0627\u0631\u062f\u0647\u06cc \u0627\u0648\u0644\u06cc\u0647 \u06a9\u0646\u06cc\u062f.<\/li>\n\n\n\n<li>\u062f\u0648\u0645\u060c \u0645\u062a\u063a\u06cc\u0631 status \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u062a\u062f toString()\u200e \u0628\u0647 \u0631\u0634\u062a\u0647 \u062a\u0628\u062f\u06cc\u0644 \u06a9\u0646\u06cc\u062f.<\/li>\n\n\n\n<li>\u0633\u0648\u0645\u060c \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0627\u0628\u0639 Boolean()\u200e \u0631\u0634\u062a\u0647 \u0631\u0627 \u0628\u0647 \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0628\u0648\u0644\u06cc \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u06cc\u062f. \u062a\u0627\u0628\u0639 Boolean()\u200e \u0631\u0634\u062a\u0647 &#8220;false&#8221; \u0631\u0627 \u0628\u0647 \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0628\u0648\u0644\u06cc \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0646\u062a\u06cc\u062c\u0647 \u062f\u0631\u0633\u062a \u0627\u0633\u062a \u0632\u06cc\u0631\u0627 &#8220;false&#8221; \u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u063a\u06cc\u0631 \u062e\u0627\u0644\u06cc \u0627\u0633\u062a.<\/li>\n<\/ul>\n\n\n\n<p>\u0628\u0627\u06cc\u062f \u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u0645 \u06a9\u0647 \u062a\u0646\u0647\u0627 \u0631\u0634\u062a\u0647\u200c\u0627\u06cc \u06a9\u0647 \u0628\u0631\u0627\u06cc Boolean()\u060c \u0645\u0642\u062f\u0627\u0631 false \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f\u060c \u0631\u0634\u062a\u0647 \u062e\u0627\u0644\u06cc (&#8216; &#8216;) \u0627\u0633\u062a.<\/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=\"180\" data-src=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2023\/06\/5f9c9e57740569d1a4ca3c94_11zon-300x180.jpg.webp\" class=\"attachment-medium size-medium wp-post-image lazyload\" alt=\"\u0645\u062a\u062f bind \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\" data-srcset=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2023\/06\/5f9c9e57740569d1a4ca3c94_11zon-300x180.jpg.webp 300w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2023\/06\/5f9c9e57740569d1a4ca3c94_11zon-768x461.jpg.webp 768w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2023\/06\/5f9c9e57740569d1a4ca3c94_11zon.jpg 1000w\" 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\/180;\">\n  <a href=\"https:\/\/maktabkhooneh.org\/mag\/bind-in-javascript\/\" class=\"zht-related-post-title\"\n    itemprop=\"headline\" target=\"_blank\">\u0622\u0645\u0648\u0632\u0634 \u0645\u062a\u062f bind \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<h2 class=\"wp-block-heading\">\u0645\u0642\u0627\u06cc\u0633\u0647 String \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h2>\n\n\n\n<p>\u0628\u0631\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u062f\u0648 \u0631\u0634\u062a\u0647 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a javascript\u060c \u0627\u0632 \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u0645\u0627\u0646\u0646\u062f &gt;\u060c &gt;=\u060c &lt;\u060c &lt;= \u0648 == \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645.<\/p>\n\n\n\n<p>\u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u0631\u0634\u062a\u0647\u200c\u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0631\u0627 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0639\u062f\u062f\u06cc \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f \u0648 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u062a\u0631\u062a\u06cc\u0628 \u0631\u0634\u062a\u0647\u200c\u0627\u06cc \u0631\u0627 \u06a9\u0647 \u0628\u0627 \u0622\u0646\u0686\u0647 \u062f\u0631 \u062f\u06cc\u06a9\u0634\u0646\u0631\u06cc\u200c\u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f \u0645\u062a\u0641\u0627\u0648\u062a \u0628\u0627\u0634\u062f\u060c \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f. \u0645\u062b\u0644\u0627\u064b:<\/p>\n\n\n\n<div class=\"entry-content\">\n<div class=\"elementor elementor-9853\" data-elementor-type=\"wp-post\" data-elementor-id=\"9853\">\n<div class=\"elementor-inner\">\n<div class=\"elementor-section-wrap\">\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-edf42c3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"edf42c3\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-row\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cb2ccce\" data-id=\"cb2ccce\" data-element_type=\"column\">\n<div class=\"elementor-column-wrap elementor-element-populated\">\n<div class=\"elementor-widget-wrap\">\n<div class=\"elementor-element elementor-element-f3334fa elementor-widget elementor-widget-code-highlight\" data-id=\"f3334fa\" data-element_type=\"widget\" data-widget_type=\"code-highlight.default\">\n<div class=\"elementor-widget-container\">\n<div class=\"prismjs-default copy-to-clipboard \">\n<div class=\"code-toolbar\">\n<pre class=\"highlight-height line-numbers language-javascript\" data-line=\"\"><code class=\"language-javascript\"><span class=\"token string\"><span class=\"hljs-keyword\">let<\/span> result = <span class=\"hljs-string\">'a'<\/span> &lt; <span class=\"hljs-string\">'b'<\/span>; \n<\/span><\/code><code class=\"language-javascript\" style=\"font-weight: lighter;\">console<span class=\"token punctuation\">.<\/span><span class=\"token function\">log<\/span><span class=\"token punctuation\">(<\/span>result<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ true<\/span><\/code><code class=\"language-javascript\" style=\"font-weight: lighter;\"><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<p>\u0627\u06af\u0631\u0686\u0647:<\/p>\n\n\n\n<div class=\"entry-content\">\n<div class=\"elementor elementor-9853\" data-elementor-type=\"wp-post\" data-elementor-id=\"9853\">\n<div class=\"elementor-inner\">\n<div class=\"elementor-section-wrap\">\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-edf42c3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"edf42c3\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-row\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-cb2ccce\" data-id=\"cb2ccce\" data-element_type=\"column\">\n<div class=\"elementor-column-wrap elementor-element-populated\">\n<div class=\"elementor-widget-wrap\">\n<div class=\"elementor-element elementor-element-f3334fa elementor-widget elementor-widget-code-highlight\" data-id=\"f3334fa\" data-element_type=\"widget\" data-widget_type=\"code-highlight.default\">\n<div class=\"elementor-widget-container\">\n<div class=\"prismjs-default copy-to-clipboard \">\n<div class=\"code-toolbar\">\n<pre class=\"highlight-height line-numbers language-javascript\" data-line=\"\"><span class=\"hljs-keyword\">let<\/span> result = <span class=\"hljs-string\">'a'<\/span> &lt; <span class=\"hljs-string\">'B'<\/span>;\n<span class=\"hljs-built_in\">console<\/span>.log(result); <span class=\"hljs-comment\">\/\/ false<\/span><\/pre>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u0642\u0631\u0627\u0631 \u062f\u0627\u062f\u0646 \u0646\u0642\u0644\u200c\u0642\u0648\u0644\u200c\u0647\u0627 \u062f\u0631 \u062f\u0627\u062e\u0644 \u0631\u0634\u062a\u0647 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u0627\u0632 \u0639\u0644\u0627\u0645\u062a\u200c\u0647\u0627\u06cc \u0646\u0642\u0644\u200c\u0642\u0648\u0644 \u062f\u0631 \u062f\u0627\u062e\u0644 \u0645\u0642\u062f\u0627\u0631 \u0631\u0634\u062a\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u0628\u0627 \u0639\u0644\u0627\u0645\u062a\u200c\u0647\u0627\u06cc \u0646\u0642\u0644\u200c\u0642\u0648\u0644 \u0627\u0637\u0631\u0627\u0641 \u0645\u0642\u062f\u0627\u0631 \u0631\u0634\u062a\u0647 \u0645\u0637\u0627\u0628\u0642\u062a \u0646\u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f. \u0628\u0647\u200c\u0639\u0646\u0648\u0627\u0646\u200c\u0645\u062b\u0627\u0644\u060c \u0627\u06af\u0631 \u062a\u0645\u0627\u0645 \u0631\u0634\u062a\u0647 \u0628\u0627 \u0639\u0644\u0627\u0645\u062a\u200c\u0647\u0627\u06cc \u0646\u0642\u0644\u200c\u0642\u0648\u0644 \u062f\u0648\u062a\u0627\u06cc\u06cc \u0645\u062d\u0635\u0648\u0631\u0634\u062f\u0647 \u0628\u0627\u0634\u062f\u060c \u0627\u0632 \u0639\u0644\u0627\u0645\u062a \u0646\u0642\u0644\u200c\u0642\u0648\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645 \u0648 \u0628\u0631\u0639\u06a9\u0633.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"kwrd\">var<\/span> str1 = <span class=\"str\">\"This is 'simple' string\"<\/span>;\n\n<span class=\"kwrd\">var<\/span> str2 = <span class=\"str\">'This is \"simple\" string'<\/span>;<\/code><\/pre>\n\n\n\n<p>\u0627\u06af\u0631 \u0628\u062e\u0648\u0627\u0647\u06cc\u0645 \u0647\u0645\u0627\u0646 \u0646\u0642\u0644\u200c\u0642\u0648\u0644\u200c\u0647\u0627 \u0631\u0627 \u062f\u0631 \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u0631\u0634\u062a\u0647 \u0645\u0627\u0646\u0646\u062f \u0646\u0642\u0644\u200c\u0642\u0648\u0644\u200c\u0647\u0627\u06cc \u0627\u0637\u0631\u0627\u0641 \u0642\u0631\u0627\u0631 \u062f\u0647\u06cc\u0645\u060c \u0642\u0628\u0644 \u0627\u0632 \u0639\u0644\u0627\u0645\u062a \u0646\u0642\u0644\u200c\u0642\u0648\u0644 \u062f\u0631 \u062f\u0627\u062e\u0644 \u0645\u0642\u062f\u0627\u0631 \u0631\u0634\u062a\u0647\u060c \u0627\u0632 \u0628\u06a9 \u0627\u0633\u0644\u0634 (\\) \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"kwrd\">var<\/span> str1 = <span class=\"str\">\"This is \\\"simple\\\" string\"<\/span>;\n\n<span class=\"kwrd\">var<\/span> str2 = <span class=\"str\">'This is \\'simple\\' string'<\/span>;<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u0634\u06cc\u200c\u0621 \u0631\u0634\u062a\u0647<\/h3>\n\n\n\n<p>\u062f\u0631 \u0628\u0627\u0644\u0627\u060c \u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 literal \u0631\u0627 \u0628\u0647 \u06cc\u06a9 \u0645\u062a\u063a\u06cc\u0631 \u0627\u062e\u062a\u0635\u0627\u0635 \u062f\u0627\u062f\u06cc\u0645. \u0632\u0628\u0627\u0646 \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0647 \u0634\u0645\u0627 \u0627\u06cc\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0631\u0627 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0647 \u0645\u0637\u0627\u0628\u0642 \u0634\u06a9\u0644 \u0632\u06cc\u0631 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06a9\u0644\u0645\u0647 \u06a9\u0644\u06cc\u062f\u06cc \u062c\u062f\u06cc\u062f \u06cc\u06a9 \u0634\u06cc\u200c\u0621 String \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f.<code><\/code><\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"><code><span class=\"kwrd\">var<\/span> str1 = <span class=\"kwrd\">new<\/span> String();\nstr1 = <span class=\"str\">'Hello World'<\/span>;\n\n<span class=\"rem\">\/\/ or <\/span>\n\n<span class=\"kwrd\">var<\/span> str2 = <span class=\"kwrd\">new<\/span> String(<span class=\"str\">'Hello World'<\/span>);<\/code><code><\/code><\/pre>\n\n\n\n<p>\u062f\u0631 \u0645\u062b\u0627\u0644 \u0628\u0627\u0644\u0627\u060c \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0634\u06cc\u200c\u0621 String \u0631\u0627 \u0628\u0647\u200c\u062c\u0627\u06cc \u0646\u0648\u0639 \u0631\u0634\u062a\u0647 \u0627\u0628\u062a\u062f\u0627\u06cc\u06cc \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f. \u062a\u0648\u0635\u06cc\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f \u0628\u0647\u200c\u062c\u0627\u06cc \u0634\u06cc\u200c\u0621 String \u0627\u0632 \u0631\u0634\u062a\u0647 \u0627\u0648\u0644\u06cc\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.:<\/p>\n\n\n\n<p>\u0646\u06a9\u062a\u0647:<\/p>\n\n\n\n<p>\u0647\u0646\u06af\u0627\u0645 \u06a9\u0627\u0631 \u0628\u0627 \u0631\u0634\u062a\u0647 \u0628\u0627\u06cc\u062f \u0645\u0631\u0627\u0642\u0628 \u0628\u0627\u0634\u06cc\u0645 \u0632\u06cc\u0631\u0627 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0627\u0634\u06cc\u0627\u0621 \u0631\u0634\u062a\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0645\u0644\u06af\u0631 ==\u060c \u0627\u0634\u06cc\u0627\u0621 String \u0631\u0627 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0646\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631. \u0645\u062b\u0627\u0644 \u0632\u06cc\u0631 \u0631\u0627 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><span class=\"kwrd\">var<\/span> str1 = <span class=\"kwrd\">new<\/span> String(<span class=\"str\">'Hello World'<\/span>);\n<span class=\"kwrd\">var<\/span> str2 = <span class=\"kwrd\">new<\/span> String(<span class=\"str\">'Hello World'<\/span>);\n<span class=\"kwrd\">var<\/span> str3 = <span class=\"str\">'Hello World'<\/span>;\n<span class=\"kwrd\">var<\/span> str4 = str1;\n\nstr1 == str2; <span class=\"rem\">\/\/ false -  str1 \u0648 str2 \u062f\u0648 \u0634\u06cc \u0645\u062a\u0641\u0627\u0648\u062a \u0647\u0633\u062a\u0646\u062f<\/span>\nstr1 == str3; <span class=\"rem\">\/\/ true<\/span>\nstr1 === str4; <span class=\"rem\">\/\/ true<\/span>\n\n<span class=\"kwrd\">typeof<\/span>(str1); <span class=\"rem\">\/\/ object<\/span>\n<span class=\"kwrd\">typeof<\/span>(str3); <span class=\"rem\">\/\/string<\/span><\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u0645\u062a\u062f\u0647\u0627\u06cc String \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0628\u062e\u0634 \u0628\u0647 \u0645\u0639\u0631\u0641\u06cc \u0627\u0646\u0648\u0627\u0639 \u0645\u062a\u062f\u0647\u0627\u06cc String \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062e\u0648\u0627\u0647\u06cc\u0645 \u067e\u0631\u062f\u0627\u062e\u062a \u0648 \u0648\u0638\u06cc\u0641\u0647 \u0647\u0631\u06a9\u062f\u0627\u0645 \u0631\u0627 \u0628\u06cc\u0627\u0646 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\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<ol class=\"wp-block-list\">\n<li><strong>charAt(position): <\/strong>\u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u0631\u0627 \u062f\u0631 \u0645\u0648\u0642\u0639\u06cc\u062a \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647 (\u062f\u0631 \u0634\u0645\u0627\u0631\u0647) \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.<\/li>\n\n\n\n<li><strong>charCodeAt(position): <\/strong>\u0639\u062f\u062f\u06cc \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u06cc\u0648\u0646\u06cc\u06a9\u062f \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627\u06cc \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0631\u0627 \u062f\u0631 \u0645\u0648\u0642\u0639\u06cc\u062a \u062f\u0627\u062f\u0647\u200c\u0634\u062f\u0647 (\u062f\u0631 \u0634\u0645\u0627\u0631\u0647) \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/li>\n\n\n\n<li><strong>concat([string,,]): <\/strong>\u0645\u0642\u0627\u062f\u06cc\u0631 \u062a\u062d\u062a\u200c\u0627\u0644\u0644\u0641\u0638\u06cc \u0631\u0634\u062a\u0647 \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647 \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f (\u0631\u0634\u062a\u0647\u200c\u0647\u0627\u06cc \u0645\u062a\u0639\u062f\u062f\u06cc \u0631\u0627 \u06a9\u0647 \u0628\u0627 \u06a9\u0627\u0645\u0627 \u0627\u0632 \u0647\u0645 \u062c\u062f\u0627 \u0634\u062f\u0647\u200c\u0627\u0646\u062f) \u0648 \u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u062c\u062f\u06cc\u062f \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.<\/li>\n\n\n\n<li><strong>indexOf(SearchString, Position): <\/strong>\u0627\u0646\u062f\u06cc\u0633 \u0627\u0648\u0644\u06cc\u0646 \u0648\u0642\u0648\u0639 \u0631\u0634\u062a\u0647 \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647 \u0631\u0627 \u0628\u0627 \u0634\u0631\u0648\u0639 \u0627\u0632 \u0627\u0646\u062f\u06cc\u0633 \u0639\u062f\u062f \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f. \u0627\u06af\u0631 \u067e\u06cc\u062f\u0627 \u0646\u0634\u062f \u06f1- \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.<\/li>\n\n\n\n<li><strong>lastIndexOf(SearchString, Position): <\/strong>\u0622\u062e\u0631\u06cc\u0646 \u0627\u0646\u062f\u06cc\u0633 \u0648\u0642\u0648\u0639 SearchString \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647 \u0631\u0627 \u0627\u0632 \u0645\u0648\u0642\u0639\u06cc\u062a \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647 \u0634\u0631\u0648\u0639 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06af\u0631 \u067e\u06cc\u062f\u0627 \u0646\u0634\u062f \u06f1- \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.<\/li>\n\n\n\n<li>localeCompare(string,position): \u062f\u0648 \u0631\u0634\u062a\u0647 \u0631\u0627 \u062f\u0631 \u0645\u062d\u0644\u06cc \u0641\u0639\u0644\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n\n\n\n<li><strong>match(RegExp): <\/strong>\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0628\u0627\u0631\u062a \u0645\u0646\u0638\u0645 \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647\u060c \u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u0631\u0627 \u0628\u0631\u0627\u06cc \u06cc\u06a9 \u0645\u0637\u0627\u0628\u0642\u062a \u062c\u0633\u062a\u062c\u0648 \u06a9\u0646\u06cc\u062f. \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u0645\u0646\u0637\u0628\u0642 \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.<\/li>\n\n\n\n<li><strong>replace(searchValue, replaceValue): <\/strong>\u0645\u0642\u062f\u0627\u0631 \u0631\u0634\u062a\u0647 \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647 \u0631\u0627 \u062c\u0633\u062a\u062c\u0648 \u06a9\u0631\u062f\u0647 \u0648 \u0628\u0627 \u0631\u0634\u062a\u0647 \u0645\u0642\u062f\u0627\u0631 \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646\u06cc \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647 \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u06a9\u0646\u06cc\u062f \u0648 \u0631\u0634\u062a\u0647 \u062c\u062f\u06cc\u062f \u0631\u0627 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u06cc\u062f. \u0639\u0628\u0627\u0631\u062a \u0645\u0646\u0638\u0645 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0628\u0647\u200c \u0639\u0646\u0648\u0627\u0646 \u0627\u0634\u06cc\u0627 SearchValue \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u062f.<\/li>\n\n\n\n<li><strong>search(RegExp): <\/strong>\u0628\u0631 \u0627\u0633\u0627\u0633 \u0639\u0628\u0627\u0631\u062a \u0645\u0646\u0638\u0645 \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647\u060c \u062c\u0633\u062a\u062c\u0648 \u0631\u0627 \u062f\u0631 \u0645\u06cc\u0627\u0646 \u0631\u0634\u062a\u0647\u200c\u0647\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/li>\n\n\n\n<li><strong>slice(startNumber, endNumber): <\/strong>\u0628\u062e\u0634\u06cc \u0627\u0632 \u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u0631\u0627 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0634\u0627\u062e\u0635 \u0634\u0631\u0648\u0639 \u0648 \u067e\u0627\u06cc\u0627\u0646 \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647 \u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u062c\u062f\u06cc\u062f \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f. \u062f\u0631 \u06a9\u0644 \u0628\u0631\u0627\u06cc \u0627\u0633\u062a\u062e\u0631\u0627\u062c \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627\u06cc \u062f\u0644\u062e\u0648\u0627\u0647 \u0628\u0647 \u0648\u0633\u06cc\u0644\u0647 \u06a9\u0627\u0631\u0628\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u062f \u0634\u062f.<\/li>\n\n\n\n<li><strong>split(separatorString, limitNumber): <\/strong>\u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u0631\u0627 \u0628\u0627 \u062c\u062f\u0627 \u06a9\u0631\u062f\u0646 \u0631\u0634\u062a\u0647 \u0628\u0647 \u0632\u06cc\u0631\u0631\u0634\u062a\u0647\u200c\u0647\u0627 \u0628\u0631 \u0627\u0633\u0627\u0633 \u062c\u062f\u0627\u06a9\u0646\u0646\u062f\u0647 \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647 \u0628\u0647 \u0622\u0631\u0627\u06cc\u0647\u200c\u0627\u06cc \u0627\u0632 \u0631\u0634\u062a\u0647\u200c\u0647\u0627 \u062a\u0642\u0633\u06cc\u0645 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u0632 \u0639\u0628\u0627\u0631\u062a \u0645\u0646\u0638\u0645 \u0646\u06cc\u0632 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0628\u0647\u200c\u0639\u0646\u0648\u0627\u0646 \u062c\u062f\u0627\u06a9\u0646\u0646\u062f\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f.<\/li>\n\n\n\n<li><strong>substr(start, length)<\/strong><strong> : <\/strong>\u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627\u06cc \u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u0631\u0627 \u0627\u0632 \u0645\u0648\u0642\u0639\u06cc\u062a \u0634\u0631\u0648\u0639 \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u062a\u0639\u062f\u0627\u062f \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627\u06cc \u0645\u0639\u06cc\u0646 \u0634\u062f\u0647 (\u0637\u0648\u0644) \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.<\/li>\n\n\n\n<li><strong>substring(start, end): <\/strong>\u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627\u06cc \u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u0631\u0627 \u0628\u06cc\u0646 \u0627\u0646\u062f\u06cc\u0633 \u0634\u0631\u0648\u0639 \u0648 \u067e\u0627\u06cc\u0627\u0646 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.<\/li>\n\n\n\n<li><strong>toLocaleLowerCase<\/strong><strong>()\u200e: <\/strong>\u06cc\u06a9\u200c\u0631\u0634\u062a\u0647 \u0631\u0627 \u0628\u0627 \u062a\u0648\u062c\u0647 \u0628\u0647 \u0645\u062d\u0644\u06cc \u0641\u0639\u0644\u06cc \u0628\u0647 \u062d\u0631\u0648\u0641 \u06a9\u0648\u0686\u06a9 \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n\n\n\n<li><strong>toLocaleUpperCase<\/strong><strong>()\u200e: <\/strong>\u06cc\u06a9\u200c \u0631\u0634\u062a\u0647 \u0631\u0627 \u0628\u0627 \u062a\u0648\u062c\u0647 \u0628\u0647 \u0645\u062d\u0644\u06cc \u0641\u0639\u0644\u06cc \u0628\u0647 \u062d\u0631\u0641 \u0628\u0632\u0631\u06af \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/li>\n\n\n\n<li><strong>toLowerCase<\/strong><strong>() \u200e: <\/strong>\u0645\u0642\u062f\u0627\u0631 \u0631\u0634\u062a\u0647 \u06a9\u0648\u0686\u06a9 \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.<\/li>\n\n\n\n<li><strong>toString<\/strong><strong>()\u200e: <\/strong>\u0645\u0642\u062f\u0627\u0631 \u0634\u06cc\u200c\u0621 String \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.<\/li>\n\n\n\n<li><strong>toUpperCase<\/strong><strong>()\u200e: <\/strong>\u0645\u0642\u062f\u0627\u0631 \u0631\u0634\u062a\u0647 \u0628\u0632\u0631\u06af \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.<\/li>\n\n\n\n<li><strong>valueOf<\/strong><strong>()\u200e: <\/strong>\u0645\u0642\u062f\u0627\u0631 \u0627\u0648\u0644\u06cc\u0647 \u0634\u06cc\u200c\u0621 \u0631\u0634\u062a\u0647 \u0645\u0634\u062e\u0635\u200c\u0634\u062f\u0647 \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u0631\u0634\u062a\u0647\u200c \u0647\u0627 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a: \u063a\u0648\u0627\u0635\u06cc \u062f\u0631 \u062f\u0646\u06cc\u0627\u06cc \u0645\u062a\u0646<\/h2>\n\n\n\n<p>\u0631\u0634\u062a\u0647\u200c \u0647\u0627 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u0628\u0644\u0648\u06a9\u200c\u0647\u0627\u06cc \u0633\u0627\u0632\u0646\u062f\u0647\u200c\u06cc \u0627\u0635\u0644\u06cc \u0645\u062a\u0646 \u0647\u0633\u062a\u0646\u062f. \u0622\u0646\u200c\u0647\u0627 \u062f\u0646\u0628\u0627\u0644\u0647\u200c\u0627\u06cc \u0627\u0632 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627 \u0631\u0627 \u0634\u0627\u0645\u0644 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u062d\u0631\u0648\u0641\u060c \u0627\u0639\u062f\u0627\u062f\u060c \u0639\u0644\u0627\u0626\u0645 \u0648 \u062d\u062a\u06cc \u0641\u0636\u0627\u0647\u0627\u06cc \u062e\u0627\u0644\u06cc \u0628\u0627\u0634\u0646\u062f. \u0631\u0634\u062a\u0647\u200c\u0647\u0627 \u06a9\u0627\u0631\u0628\u0631\u062f\u0647\u0627\u06cc \u0641\u0631\u0627\u0648\u0627\u0646\u06cc \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 \u062f\u0627\u0631\u0646\u062f\u060c \u0627\u0632 \u0646\u0645\u0627\u06cc\u0634 \u067e\u06cc\u0627\u0645\u200c\u0647\u0627 \u062f\u0631 \u0635\u0641\u062d\u0647 \u06af\u0631\u0641\u062a\u0647 \u062a\u0627 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647\u200c\u06cc \u0645\u062a\u0646.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">&nbsp;\u062a\u0639\u0631\u06cc\u0641 \u0648 \u0627\u0639\u0644\u0627\u0646 \u0627\u0633\u062a\u0631\u06cc\u0646\u06af \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h3>\n\n\n\n<p>\u0628\u0631\u0627\u06cc \u062a\u0639\u0631\u06cc\u0641 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0627\u0632 \u062f\u0648 \u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f:<\/p>\n\n\n\n<p><strong>\u06f1. \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0644\u0627\u0645\u062a \u0646\u0642\u0644 \u0642\u0648\u0644<\/strong>: \u0631\u0627\u06cc\u062c\u200c\u062a\u0631\u06cc\u0646 \u0631\u0648\u0634\u060c \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0644\u0627\u0645\u062a \u0646\u0642\u0644 \u0642\u0648\u0644 (\u062a\u06a9\u06cc \u06cc\u0627 \u062f\u0648\u062a\u0627\u06cc\u06cc) \u0628\u0631\u0627\u06cc \u0627\u062d\u0627\u0637\u0647\u200c\u06cc \u0631\u0634\u062a\u0647 \u0627\u0633\u062a. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">var greeting = \"\u0633\u0644\u0627\u0645 \u0628\u0647 \u062f\u0646\u06cc\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a!\";\nvar message = '\u0627\u06cc\u0646 \u06cc\u06a9 \u0631\u0634\u062a\u0647\u200c\u06cc \u062f\u06cc\u06af\u0631 \u0627\u0633\u062a.';<\/pre>\n\n\n\n<p><strong>\u06f2. \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0627\u0628\u0639 constructor:<\/strong> \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0627\u0632 \u062a\u0627\u0628\u0639 `String()\u200e` \u0628\u0631\u0627\u06cc \u0633\u0627\u062e\u062a \u06cc\u06a9 \u0634\u06cc\u0621 \u0631\u0634\u062a\u0647 \u062c\u062f\u06cc\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">var str = new String(\"\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0627\u0628\u0639 constructor\");<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">&nbsp;\u0627\u0644\u062d\u0627\u0642 \u062f\u0648 \u0631\u0634\u062a\u0647 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/h2>\n\n\n\n<p>\u0628\u0631\u0627\u06cc \u0627\u0644\u062d\u0627\u0642 \u062f\u0648 \u0631\u0634\u062a\u0647 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0627\u0632 \u0639\u0645\u0644\u06af\u0631 `+` \u06cc\u0627 \u0645\u062a\u062f `concat()` \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f. \u0639\u0645\u0644\u06af\u0631 `+` \u0633\u0627\u062f\u0647\u200c\u062a\u0631 \u0627\u0633\u062a\u060c \u0627\u0645\u0627 `concat()` \u062f\u0631 \u0645\u0648\u0627\u0631\u062f\u06cc \u06a9\u0647 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u062a\u0628\u062f\u06cc\u0644 \u0646\u0648\u0639 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0628\u0627\u0634\u062f\u060c \u0627\u0646\u0639\u0637\u0627\u0641\u200c\u067e\u0630\u06cc\u0631\u06cc \u0628\u06cc\u0634\u062a\u0631\u06cc \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/p>\n\n\n\n<p><strong>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0645\u0644\u06af\u0631 `+`:<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">var str1 = \"\u0633\u0644\u0627\u0645\";\nvar str2 = \"\u062c\u0647\u0627\u0646!\";\nvar combinedStr = str1 + \" \" + str2;\nconsole.log(combinedStr); \/\/ \u062e\u0631\u0648\u062c\u06cc: \u0633\u0644\u0627\u0645 \u062c\u0647\u0627\u0646!\n```<\/pre>\n\n\n\n<p><strong>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u062a\u062f concat()\u200e:<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">var str1 = \"\u0633\u0644\u0627\u0645\";\nvar str2 = \"\u062c\u0647\u0627\u0646!\";\nvar combinedStr = str1.concat(\" \", str2);\nconsole.log(combinedStr); \/\/ \u062e\u0631\u0648\u062c\u06cc: \u0633\u0644\u0627\u0645 \u062c\u0647\u0627\u0646!<\/pre>\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=\"207\" data-src=\"https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2024\/05\/88a648b1-1f95-4eba-bbc0-2866c8579223-300x207.jpg.webp\" class=\"attachment-medium size-medium wp-post-image lazyload\" alt=\"\u062a\u0628\u062f\u06cc\u0644 \u0631\u0634\u062a\u0647 \u0628\u0647 \u0639\u062f\u062f \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\/88a648b1-1f95-4eba-bbc0-2866c8579223-300x207.jpg.webp 300w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/smush-webp\/2024\/05\/88a648b1-1f95-4eba-bbc0-2866c8579223-768x530.jpg.webp 768w, https:\/\/maktabkhooneh.org\/mag\/wp-content\/uploads\/2024\/05\/88a648b1-1f95-4eba-bbc0-2866c8579223.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\/207;\">\n  <a href=\"https:\/\/maktabkhooneh.org\/mag\/convert-string-to-number-in-javascript\/\" class=\"zht-related-post-title\"\n    itemprop=\"headline\" target=\"_blank\">\u062a\u0628\u062f\u06cc\u0644 \u0631\u0634\u062a\u0647 \u0628\u0647 \u0639\u062f\u062f \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a: \u062a\u0631\u0641\u0646\u062f\u0647\u0627\u06cc \u06a9\u0644\u06cc\u062f\u06cc<\/a>\n<\/section><\/div>\n\n\n<h3 class=\"wp-block-heading\">\u0645\u062a\u062f\u0647\u0627\u06cc search \u0648 indexOf \u062a\u0641\u0627\u0648\u062a\u200c\u0647\u0627 \u0648 \u0634\u0628\u0627\u0647\u062a\u200c\u0647\u0627<\/h3>\n\n\n\n<p>\u0645\u062a\u062f\u0647\u0627\u06cc `search` \u0648 `indexOf` \u0647\u0631 \u062f\u0648 \u0628\u0631\u0627\u06cc \u06cc\u0627\u0641\u062a\u0646\u0650 \u0632\u06cc\u0631\u0631\u0634\u062a\u0647 \u062f\u0631 \u062f\u0627\u062e\u0644 \u0631\u0634\u062a\u0647 \u0627\u0635\u0644\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u062a\u0641\u0627\u0648\u062a\u200c\u0647\u0627\u06cc \u0638\u0631\u06cc\u0641\u06cc \u0628\u06cc\u0646 \u0622\u0646\u200c\u0647\u0627 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>indexOf: \u0641\u0642\u0637 \u0627\u0648\u0644\u06cc\u0646 \u0645\u0648\u0642\u0639\u06cc\u062a\u0650 \u067e\u06cc\u062f\u0627\u06cc\u0634\u0650 \u0632\u06cc\u0631\u0631\u0634\u062a\u0647 \u0631\u0627 \u062c\u0633\u062a\u062c\u0648 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0628\u0647 \u062a\u0637\u0628\u06cc\u0642\u200c\u0647\u0627\u06cc \u0628\u0639\u062f\u06cc \u062a\u0648\u062c\u0647\u06cc \u0646\u062f\u0627\u0631\u062f.<\/li>\n\n\n\n<li>search: \u0627\u0644\u06af\u0648\u06cc RegExp \u0631\u0627 \u0645\u06cc\u200c\u067e\u0630\u06cc\u0631\u062f \u0648 \u0627\u0648\u0644\u06cc\u0646 \u0645\u0648\u0642\u0639\u06cc\u062a\u0650 \u062a\u0637\u0628\u06cc\u0642\u0650 \u0627\u0644\u06af\u0648 \u0631\u0627 \u062f\u0631 \u062f\u0627\u062e\u0644 \u0631\u0634\u062a\u0647 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f. \u0627\u06cc\u0646 \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u062a\u0627 \u062c\u0633\u062a\u062c\u0648\u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647\u200c\u062a\u0631\u06cc \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0628\u0627\u0631\u0627\u062a \u0645\u0646\u0638\u0645 \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f.<\/li>\n<\/ul>\n\n\n\n<p>\u062f\u0631 \u0645\u062b\u0627\u0644 \u0632\u06cc\u0631\u060c \u0647\u0631 \u062f\u0648 \u0645\u062a\u062f `indexOf` \u0648 `search` \u0628\u0631\u0627\u06cc \u06cc\u0627\u0641\u062a\u0646 \u06a9\u0644\u0645\u0647\u200c\u06cc &#8220;\u062c\u0647\u0627\u0646&#8221; \u062f\u0631 \u062c\u0645\u0644\u0647\u200c\u06cc &#8220;\u0633\u0644\u0627\u0645 \u062c\u0647\u0627\u0646!&#8221; \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u062f\u0647\u200c\u0627\u0646\u062f:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">var str = \"\u0633\u0644\u0627\u0645 \u062f\u0646\u06cc\u0627!\";\nconsole.log(str.indexOf(\"\u062c\u0647\u0627\u0646\")); \/\/ \u062e\u0631\u0648\u062c\u06cc: \u06f6 (\u0645\u0648\u0642\u0639\u06cc\u062a \u0627\u0648\u0644\u06cc\u0646 \u062d\u0631\u0641 \"\u062c\u0647\u0627\u0646\")\nconsole.log(str.search(\/\u062c\u0647\u0627\u0646\/)); \/\/ \u062e\u0631\u0648\u062c\u06cc: \u06f6 (\u0645\u0648\u0642\u0639\u06cc\u062a \u0627\u0648\u0644\u06cc\u0646 \u062d\u0631\u0641 \"\u062c\u0647\u0627\u0646\")\n```<\/pre>\n\n\n\n<p>\u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0645\u0634\u0627\u0647\u062f\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0647\u0631 \u062f\u0648 \u0645\u062a\u062f \u0645\u0648\u0642\u0639\u06cc\u062a \u06f6 \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u0646\u062f.<\/p>\n\n\n\n<p><strong>\u0646\u06a9\u0627\u062a \u0645\u0647\u0645 \u0628\u0631\u0627\u06cc \u0627\u0633\u062a\u0631\u06cc\u0646\u06af \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062f\u0631 \u0635\u0648\u0631\u062a \u0639\u062f\u0645 \u0648\u062c\u0648\u062f `substring` \u062f\u0631 \u062f\u0627\u062e\u0644 \u0631\u0634\u062a\u0647\u060c `indexOf` \u0648 `search` \u0645\u0642\u0627\u062f\u06cc\u0631 `-\u06f1` \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u0646\u062f.<\/li>\n\n\n\n<li>\u00a0`search` \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0628\u0631\u0627\u06cc \u062c\u0633\u062a\u062c\u0648\u06cc \u0627\u0644\u06af\u0648\u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647\u200c\u062a\u0631 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0628\u0627\u0631\u0627\u062a \u0645\u0646\u0638\u0645 (RegExp) \u0645\u0627\u0646\u0646\u062f \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u0648 \u06a9\u0648\u0686\u06a9\u060c \u0627\u0639\u062f\u0627\u062f \u0648 \u0639\u0644\u0627\u0626\u0645 \u062e\u0627\u0635 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u062f.<\/li>\n\n\n\n<li>`indexOf` \u0628\u0631\u0627\u06cc \u062c\u0633\u062a\u062c\u0648\u06cc \u0633\u0627\u062f\u0647\u200c\u06cc \u0632\u06cc\u0631\u0631\u0634\u062a\u0647\u200c\u0647\u0627 \u0628\u062f\u0648\u0646 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u062a\u0637\u0628\u06cc\u0642 \u0627\u0644\u06af\u0648\u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u0645\u0646\u0627\u0633\u0628\u200c\u062a\u0631 \u0627\u0633\u062a.<\/li>\n<\/ul>\n\n\n\n<p>\u0631\u0634\u062a\u0647\u200c \u0647\u0627 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc \u0642\u062f\u0631\u062a\u0645\u0646\u062f\u06cc \u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u0645\u062a\u0646 \u0647\u0633\u062a\u0646\u062f. \u0628\u0627 \u062f\u0631\u06a9 \u0646\u062d\u0648\u0647\u200c\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u062a\u062f\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0631\u0634\u062a\u0647\u200c\u0647\u0627\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0648\u0638\u0627\u06cc\u0641 \u0645\u062e\u062a\u0644\u0641\u06cc \u0645\u0627\u0646\u0646\u062f \u0646\u0645\u0627\u06cc\u0634 \u067e\u06cc\u0627\u0645\u200c\u0647\u0627\u060c \u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0627\u0632 \u0645\u062a\u0646\u060c \u0648 \u0641\u0631\u0645\u062a\u200c\u062f\u0647\u06cc \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0631\u0627 \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0627\u0631\u0622\u0645\u062f \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0633\u062e\u0646 \u067e\u0627\u067e\u0627\u0646\u06cc<\/h3>\n\n\n\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628 \u0622\u0645\u0648\u0632\u0634\u06cc \u0645\u0627 \u0628\u0627 String \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0648 \u0646\u062d\u0648\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u0648 \u06a9\u0627\u0631\u0628\u0631\u062f \u0622\u0646 \u062f\u0631 \u0632\u0628\u0627\u0646 \u0628\u0631\u0646\u0627\u0645\u0647\u200c \u0646\u0648\u06cc\u0633\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0622\u0634\u0646\u0627 \u0634\u062f\u06cc\u0645.&nbsp; \u0628\u0647\u200c\u0635\u0648\u0631\u062a \u06a9\u0644\u06cc \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u06af\u0641\u062a \u06a9\u0647:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0631\u0634\u062a\u0647\u200c \u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u0642\u0627\u062f\u06cc\u0631 \u0627\u0648\u0644\u06cc\u0647 \u0648 \u063a\u06cc\u0631\u0642\u0627\u0628\u0644 \u062a\u063a\u06cc\u06cc\u0631 \u0647\u0633\u062a\u0646\u062f.<\/li>\n\n\n\n<li>\u0631\u0634\u062a\u0647\u200c\u0647\u0627\u06cc \u062a\u062d\u062a\u200c\u0627\u0644\u0644\u0641\u0638\u06cc \u0628\u0627 \u06af\u06cc\u0648\u0645\u0647\u200c\u0647\u0627\u06cc \u062a\u06a9\u06cc (&#8216;)\u060c \u06af\u06cc\u0648\u0645\u0647\u200c\u0647\u0627\u06cc \u062f\u0648\u062a\u0627\u06cc\u06cc (&#8220;) \u06cc\u0627 \u0628\u06a9\u062a\u06cc\u06a9\u200c\u0647\u0627 (&#8216;) \u0645\u0634\u062e\u0635 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f.<\/li>\n\n\n\n<li>\u0648\u06cc\u0698\u06af\u06cc length \u0637\u0648\u0644 \u0631\u0634\u062a\u0647 \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f.<\/li>\n\n\n\n<li>\u0628\u0631\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 \u0631\u0634\u062a\u0647\u200c\u0647\u0627 \u0627\u0632 \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u0645\u0642\u0627\u06cc\u0633\u0647 `>, >=, &lt;, &lt;=, == \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645.<\/li>\n<\/ul>\n\n\n<div class=\"jet-listing-grid--56206\" style=\"\"><div class=\"jet-listing-dynamic-field-block zht-maktab-khooneh-learn 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<\/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>\u0627\u06af\u0631 \u0628\u0647 \u0641\u06a9\u0631 \u06cc\u0627\u062f\u06af\u06cc\u0631\u06cc \u0645\u0641\u0627\u0647\u06cc\u0645 \u067e\u0627\u06cc\u0647\u200c\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0639\u0645 \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u0631\u0634\u062a\u0647\u200c \u0647\u0627 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u06a9\u0644\u0627\u0633 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0648 \u0628\u0633\u06cc\u0627\u0631\u06cc \u0627\u0632 \u0645\u0641\u0627\u0647\u06cc\u0645 \u062f\u06cc\u06af\u0631 \u067e\u0627\u06cc\u0647\u200c\u0627\u06cc \u0647\u0633\u062a\u06cc\u062f \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0627\u0632 \u062f\u0648\u0631\u0647\u200c\u0647\u0627\u06cc <a href=\"https:\/\/maktabkhooneh.org\/learn\/java-script\/\">\u0622\u0645\u0648\u0632\u0634 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/a> \u0645\u06a9\u062a\u0628 \u062e\u0648\u0646\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f. \u0639\u0644\u0627\u0648\u0647 \u0628\u0631 \u0627\u06cc\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u06cc\u0646 \u062f\u0648\u0631\u0647\u200c\u0647\u0627 \u0645\u0641\u0627\u0647\u06cc\u0645 \u067e\u06cc\u0634\u0631\u0641\u062a\u0647 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0639\u0645 \u0627\u0632 \u06a9\u0627\u0631 \u0628\u0627 <a href=\"https:\/\/maktabkhooneh.org\/mag\/javascript-libraries\/\">\u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647\u200c \u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/a> \u0648 <a href=\"https:\/\/maktabkhooneh.org\/mag\/familiarity-with-javascript-frameworks\/\">\u0641\u0631\u06cc\u0645\u0648\u06a9\u200c \u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/a> \u0648 \u063a\u06cc\u0631\u0647 \u0631\u0627 \u06cc\u0627\u062f \u0628\u06af\u06cc\u0631\u06cc\u062f.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u0645\u062a\u0646\u06cc \u0628\u0647\u200c\u0635\u0648\u0631\u062a \u0631\u0634\u062a\u0647\u200c\u0627\u06cc \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f \u0648 \u06cc\u06a9\u06cc \u0627\u0632 \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0647\u0633\u062a\u0646\u062f. \u0647\u06cc\u0686 \u0646\u0648\u0639 \u062c\u062f\u0627\u06af\u0627\u0646\u0647\u200c\u0627\u06cc (\u0646\u0648\u0639 \u062f\u0627\u062f\u0647 \u0627\u0648\u0644\u06cc\u0647) \u0628\u0631\u0627\u06cc \u06cc\u06a9 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0631\u062f. \u0641\u0631\u0645\u062a \u062f\u0627\u062e\u0644\u06cc \u0631\u0634\u062a\u0647\u200c \u0647\u0627 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0647\u0645\u06cc\u0634\u0647 UTF-16 \u0627\u0633\u062a \u0648 \u0628\u0647 \u0631\u0645\u0632\u06af\u0630\u0627\u0631\u06cc \u0635\u0641\u062d\u0647 \u0648\u0627\u0628\u0633\u062a\u0647 \u0646\u06cc\u0633\u062a. \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628 \u0622\u0645\u0648\u0632\u0634\u06cc \u0627\u0632 \u0645\u06a9\u062a\u0628 \u062e\u0648\u0646\u0647\u060c \u0628\u0627 \u0646\u0648\u0639 \u0627\u0648\u0644\u06cc\u0647 [&hellip;]<\/p>\n","protected":false},"author":28,"featured_media":30128,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,12],"tags":[],"class_list":["post-30125","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-programming-and-it-training","category-java-script-articles"],"_links":{"self":[{"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/posts\/30125","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=30125"}],"version-history":[{"count":4,"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/posts\/30125\/revisions"}],"predecessor-version":[{"id":66155,"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/posts\/30125\/revisions\/66155"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/media\/30128"}],"wp:attachment":[{"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/media?parent=30125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/categories?post=30125"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/maktabkhooneh.org\/mag\/wp-json\/wp\/v2\/tags?post=30125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}