{"id":15278,"date":"2024-01-10T16:48:11","date_gmt":"2024-01-10T13:18:11","guid":{"rendered":"https:\/\/rasanegar.com\/blog\/%d8%b1%d8%a7%d9%87%d9%86%d9%85%d8%a7%db%8c-%d9%85%d8%aa%d8%af-foreach-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d9%85%d8%aa%d8%af-foreach-%db%8c%da%a9%db%8c-%d8%a7%d8%b2\/"},"modified":"2024-01-10T16:48:11","modified_gmt":"2024-01-10T13:18:11","slug":"%d8%b1%d8%a7%d9%87%d9%86%d9%85%d8%a7%db%8c-%d9%85%d8%aa%d8%af-foreach-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d9%85%d8%aa%d8%af-foreach-%db%8c%da%a9%db%8c-%d8%a7%d8%b2","status":"publish","type":"post","link":"https:\/\/rasanegaar.com\/blog\/%d8%b1%d8%a7%d9%87%d9%86%d9%85%d8%a7%db%8c-%d9%85%d8%aa%d8%af-foreach-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d9%85%d8%aa%d8%af-foreach-%db%8c%da%a9%db%8c-%d8%a7%d8%b2\/","title":{"rendered":"\u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u0645\u062a\u062f forEach() \u062c\u0627\u0648\u0627 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href=\"https:\/\/rasanegaar.com\/blog\/%d8%b1%d8%a7%d9%87%d9%86%d9%85%d8%a7%db%8c-%d9%85%d8%aa%d8%af-foreach-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d9%85%d8%aa%d8%af-foreach-%db%8c%da%a9%db%8c-%d8%a7%d8%b2\/#%d9%85%d8%aa%d8%af_foreach_%d8%af%d8%b1_%d9%85%d9%82%d8%a7%d8%a8%d9%84_%d8%a8%d8%b1%d8%a7%db%8c_%d8%ad%d9%84%d9%82%d9%87\" >\u0645\u062a\u062f forEach(). \u062f\u0631 \u0645\u0642\u0627\u0628\u0644 \u0628\u0631\u0627\u06cc \u062d\u0644\u0642\u0647<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b1%d8%a7%d9%87%d9%86%d9%85%d8%a7%db%8c-%d9%85%d8%aa%d8%af-foreach-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d9%85%d8%aa%d8%af-foreach-%db%8c%da%a9%db%8c-%d8%a7%d8%b2\/#%d8%af%d8%a7%d9%85%d9%86%d9%87_%d9%86%d8%a7%d9%85_%d9%87%d8%a7%db%8c_%d9%85%d8%aa%d8%ba%db%8c%d8%b1\" >\u062f\u0627\u0645\u0646\u0647 \u0646\u0627\u0645 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href=\"https:\/\/rasanegaar.com\/blog\/%d8%b1%d8%a7%d9%87%d9%86%d9%85%d8%a7%db%8c-%d9%85%d8%aa%d8%af-foreach-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d9%85%d8%aa%d8%af-foreach-%db%8c%da%a9%db%8c-%d8%a7%d8%b2\/#%da%a9%d8%af_%d9%be%d8%a7%da%a9_%d9%88_%d9%82%d8%a7%d8%a8%d9%84_%d8%ae%d9%88%d8%a7%d9%86%d8%af%d9%86\" >\u06a9\u062f \u067e\u0627\u06a9 \u0648 \u0642\u0627\u0628\u0644 \u062e\u0648\u0627\u0646\u062f\u0646<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b1%d8%a7%d9%87%d9%86%d9%85%d8%a7%db%8c-%d9%85%d8%aa%d8%af-foreach-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d9%85%d8%aa%d8%af-foreach-%db%8c%da%a9%db%8c-%d8%a7%d8%b2\/#%d8%b4%da%a9%d8%b3%d8%aa%d9%86_%d8%a7%d8%b2_%db%8c%da%a9_%d8%ad%d9%84%d9%82%d9%87\" >\u0634\u06a9\u0633\u062a\u0646 \u0627\u0632 \u06cc\u06a9 \u062d\u0644\u0642\u0647<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b1%d8%a7%d9%87%d9%86%d9%85%d8%a7%db%8c-%d9%85%d8%aa%d8%af-foreach-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d9%85%d8%aa%d8%af-foreach-%db%8c%da%a9%db%8c-%d8%a7%d8%b2\/#%d9%87%d9%85%da%af%d8%a7%d9%85_%d8%b3%d8%a7%d8%b2%db%8c%d8%a7%d9%86%d8%aa%d8%b8%d8%a7%d8%b1\" >\u0647\u0645\u06af\u0627\u0645 \u0633\u0627\u0632\u06cc\/\u0627\u0646\u062a\u0638\u0627\u0631<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b1%d8%a7%d9%87%d9%86%d9%85%d8%a7%db%8c-%d9%85%d8%aa%d8%af-foreach-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d9%85%d8%aa%d8%af-foreach-%db%8c%da%a9%db%8c-%d8%a7%d8%b2\/#%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%da%a9%d8%b1%d8%af%d9%86_%d8%a8%d8%b1%d8%a7%db%8c_%d9%87%d8%b1_%d8%a8%d8%a7_%d8%b3%d8%a7%db%8c%d8%b1_%d8%b3%d8%a7%d8%ae%d8%aa%d8%a7%d8%b1%d9%87%d8%a7%db%8c_%d8%af%d8%a7%d8%af%d9%87\" >\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u0646 \u0628\u0631\u0627\u06cc \u0647\u0631() \u0628\u0627 \u0633\u0627\u06cc\u0631 \u0633\u0627\u062e\u062a\u0627\u0631\u0647\u0627\u06cc \u062f\u0627\u062f\u0647<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b1%d8%a7%d9%87%d9%86%d9%85%d8%a7%db%8c-%d9%85%d8%aa%d8%af-foreach-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d9%85%d8%aa%d8%af-foreach-%db%8c%da%a9%db%8c-%d8%a7%d8%b2\/#%da%86%da%af%d9%88%d9%86%d9%87_%d8%a8%d9%87_%d8%ad%d9%84%d9%82%d9%87_%d8%ad%d9%84%d9%82%d9%87_%d8%a2_%d8%aa%d9%86%d8%b8%db%8c%d9%85_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%da%a9%d8%b1%d8%af%d9%86_%d8%a8%d8%b1%d8%a7%db%8c_%d9%87%d8%b1\" >\u0686\u06af\u0648\u0646\u0647 \u0628\u0647 \u062d\u0644\u0642\u0647 \u062d\u0644\u0642\u0647 \u0622 \u062a\u0646\u0638\u06cc\u0645 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u0646 \u0628\u0631\u0627\u06cc \u0647\u0631()<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b1%d8%a7%d9%87%d9%86%d9%85%d8%a7%db%8c-%d9%85%d8%aa%d8%af-foreach-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d9%85%d8%aa%d8%af-foreach-%db%8c%da%a9%db%8c-%d8%a7%d8%b2\/#%da%86%da%af%d9%88%d9%86%d9%87_%d8%a8%d9%87_%d8%ad%d9%84%d9%82%d9%87_%d8%ad%d9%84%d9%82%d9%87_%d8%a2%d9%81_%d9%86%d9%82%d8%b4%d9%87_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%da%a9%d8%b1%d8%af%d9%86_%d8%a8%d8%b1%d8%a7%db%8c_%d9%87%d8%b1\" >\u0686\u06af\u0648\u0646\u0647 \u0628\u0647 \u062d\u0644\u0642\u0647 \u062d\u0644\u0642\u0647 \u0622\u0641 \u0646\u0642\u0634\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u0646 \u0628\u0631\u0627\u06cc \u0647\u0631()<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b1%d8%a7%d9%87%d9%86%d9%85%d8%a7%db%8c-%d9%85%d8%aa%d8%af-foreach-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa-%d9%85%d8%aa%d8%af-foreach-%db%8c%da%a9%db%8c-%d8%a7%d8%b2\/#%d9%86%d8%aa%db%8c%d8%ac%d9%87\" >\u0646\u062a\u06cc\u062c\u0647<\/a><\/li><\/ul><\/nav><\/div>\n<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 8<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span><p> <br \/>\n<\/p>\n<div class=\"content\"><noscript><\/p>\n<style>.lazyload-placeholder { display: none;  }<\/style>\n<p><\/noscript><\/p>\n<h2 id=\"introduction\"><span class=\"ez-toc-section\" id=\"%d9%85%d8%b9%d8%b1%d9%81%db%8c\"><\/span>\u0645\u0639\u0631\u0641\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0631\u0627 <code>forEach()<\/code> \u0645\u062a\u062f \u06cc\u06a9\u06cc \u0627\u0632 \u0631\u0648\u0634\u200c\u0647\u0627\u06cc\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0627\u0632 \u0622\u0646 \u0628\u0631\u0627\u06cc \u062d\u0644\u0642\u0647 \u0632\u062f\u0646 \u0645\u062d\u062a\u0648\u0627\u06cc \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u0648 \u0646\u0645\u0627\u06cc\u0634 \u0647\u0631 \u0639\u0646\u0635\u0631 \u0628\u0647 \u0635\u0648\u0631\u062a \u0645\u062a\u0648\u0627\u0644\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f.  \u062f\u0627\u0631\u0627\u06cc \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u0645\u062a\u0645\u0627\u06cc\u0632 \u0627\u0633\u062a \u06a9\u0647 \u0622\u0646 \u0631\u0627 \u0627\u0632 \u0633\u0627\u06cc\u0631 \u062a\u06a9\u0646\u06cc\u06a9 \u0647\u0627\u06cc \u062a\u06a9\u0631\u0627\u0631 \u0631\u0648\u06cc \u0622\u0631\u0627\u06cc\u0647 \u0647\u0627 \u0645\u062a\u0645\u0627\u06cc\u0632 \u0645\u06cc \u06a9\u0646\u062f\u060c \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u0627\u06cc\u0646 \u0634\u0645\u0627 \u0647\u0633\u062a\u06cc\u062f \u06a9\u0647 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f \u0628\u0631 \u0627\u0633\u0627\u0633 \u06a9\u062f\u0627\u0645 \u0631\u0648\u0634 \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f. \u0631\u0648\u06cc \u06a9\u0627\u0631\u06cc \u06a9\u0647 \u0634\u0645\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u06cc\u062f<\/p>\n<blockquote>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627\u060c \u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u0631\u0627 \u06cc\u0627\u062f \u062e\u0648\u0627\u0647\u06cc\u062f \u06af\u0631\u0641\u062a <code>forEach()<\/code> \u0631\u0648\u0634 \u0648 \u0631\u0648\u0634 \u0639\u0645\u0644\u06a9\u0631\u062f \u0622\u0646 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0646\u0645\u0648\u0646\u0647 \u0647\u0627\u06cc \u06a9\u062f \u0648\u0627\u0642\u0639\u06cc.  \u0645\u0627 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u0642\u0627\u06cc\u0633\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f <code>forEach()<\/code>  \u0631\u0648\u0634 \u0648 <code>for<\/code> \u062d\u0644\u0642\u0647 \u0628\u0632\u0646\u06cc\u062f \u062a\u0627 \u0628\u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u06cc\u0646 \u062f\u0648 \u0645\u0648\u0631\u062f \u0627\u0632 \u0622\u0646\u0647\u0627 \u062a\u0641\u0627\u0648\u062a \u0642\u0627\u0626\u0644 \u0634\u0648\u06cc\u062f \u0648 \u0628\u062f\u0627\u0646\u06cc\u062f \u06a9\u0647 \u0686\u0647 \u0632\u0645\u0627\u0646\u06cc \u0628\u0627\u06cc\u062f \u06cc\u06a9\u06cc \u0631\u0627 \u0627\u0632 \u062f\u06cc\u06af\u0631\u06cc \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f.<\/p>\n<\/blockquote>\n<h2 id=\"syntaxandparameters\"><span class=\"ez-toc-section\" id=\"%d9%86%d8%ad%d9%88_%d9%88_%d9%be%d8%a7%d8%b1%d8%a7%d9%85%d8%aa%d8%b1%d9%87%d8%a7\"><\/span>\u0646\u062d\u0648 \u0648 \u067e\u0627\u0631\u0627\u0645\u062a\u0631\u0647\u0627<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0631\u0627 <code>forEach()<\/code> \u0645\u062a\u062f \u06cc\u06a9 \u0646\u062d\u0648 \u0628\u0633\u06cc\u0627\u0631 \u0633\u0627\u062f\u0647 \u062f\u0627\u0631\u062f:<\/p>\n<pre><code class=\"hljs\">forEach(callback(currentElement, index, arr), thisValue);\n<\/code><\/pre>\n<p>\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u067e\u0627\u0631\u0627\u0645\u062a\u0631\u060c a \u0631\u0627 \u0645\u06cc \u067e\u0630\u06cc\u0631\u062f <code>callback<\/code> \u062a\u0627\u0628\u0639 \u0648 \u0622\u0646 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0647\u0631 \u0648\u0631\u0648\u062f\u06cc \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0627\u062c\u0631\u0627 \u0645\u06cc \u06a9\u0646\u062f.  \u0627\u06cc\u0646 <code>callback<\/code> \u062a\u0627\u0628\u0639 \u0633\u0647 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0645\u06cc \u06af\u06cc\u0631\u062f &#8211; the <code>currentElement<\/code> (\u0627\u0644\u0632\u0627\u0645\u06cc)\u060c \u0622\u0646 \u0627\u0633\u062a <code>index<\/code> ( <code>index<\/code> \u0627\u0632 <code>currentElement<\/code>\u0648 \u0622\u0631\u0627\u06cc\u0647 (<code>arr<\/code>) \u06a9\u0647 \u0639\u0646\u0635\u0631 \u0628\u0647 \u0622\u0646 \u062a\u0639\u0644\u0642 \u062f\u0627\u0631\u062f.  \u062f\u0631 \u0646\u0647\u0627\u06cc\u062a\u060c <code>thisValue<\/code> \u067e\u0627\u0631\u0627\u0645\u062a\u0631 (\u0627\u062e\u062a\u06cc\u0627\u0631\u06cc) \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u0642\u062f\u0627\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f <code>this<\/code> \u062f\u0631 <code>callback<\/code>.<\/p>\n<div class=\"alert alert-note\">\n<div class=\"flex\">\n<div class=\"flex-shrink-0 mr-3\"><\/div>\n<div class=\"w-full\">\n<p><strong>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f:<\/strong> \u062a\u0646\u0647\u0627 \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632 \u0627\u06cc\u0646 \u0627\u0633\u062a <code>currentElement<\/code>\u060c \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 \u0639\u0646\u0627\u0635\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f.  \u0631\u0627 <code>index<\/code> \u0648 <code>currentElement<\/code> \u0622\u0631\u06af\u0648\u0645\u0627\u0646\u200c\u0647\u0627\u06cc\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0628\u06cc\u0634\u062a\u0631 \u0627\u0632 \u0647\u0645\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u062f.<\/p>\n<\/p><\/div><\/div><\/div>\n<h2 id=\"howtousejavascriptforeachmethod\"><span class=\"ez-toc-section\" id=\"%d8%b1%d9%88%d8%b4_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%d8%ac%d8%a7%d9%88%d8%a7_%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa_%d8%a8%d8%b1%d8%a7%db%8c_%d9%87%d8%b1_%d8%b1%d9%88%d8%b4\"><\/span>\u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a <em>\u0628\u0631\u0627\u06cc \u0647\u0631()<\/em> \u0631\u0648\u0634<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0646\u06af\u0627\u0647\u06cc \u0628\u0647 <code>forEach()<\/code> \u0631\u0648\u0634 \u062f\u0631 \u0639\u0645\u0644  \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0642\u0628\u0644\u0627\u064b \u0628\u06cc\u0627\u0646 \u06a9\u0631\u062f\u06cc\u0645\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0622\u0646 \u0628\u0631\u0627\u06cc \u062a\u06a9\u0631\u0627\u0631 \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u0648 \u0627\u0639\u0645\u0627\u0644 \u062a\u0627\u0628\u0639 callback \u0628\u0631\u0627\u06cc \u0647\u0631 \u0639\u0646\u0635\u0631 \u0622\u0646 \u0622\u0631\u0627\u06cc\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.  \u062f\u0631 \u0627\u06cc\u0646 \u0628\u062e\u0634 \u0631\u0648\u0634 \u0627\u0639\u0644\u0627\u0646 \u062a\u0627\u0628\u0639 callback \u0645\u0646\u0627\u0633\u0628 \u0648 \u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0647\u0631 \u06cc\u06a9 \u0627\u0632 \u067e\u0627\u0631\u0627\u0645\u062a\u0631\u0647\u0627\u06cc \u0622\u0646 \u0631\u0627 \u062a\u0648\u0636\u06cc\u062d \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u062f.<\/p>\n<p>\u062f\u0631 \u0646\u0633\u062e\u0647 \u0647\u0627\u06cc \u0642\u0628\u0644\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c <em>\u0642\u0628\u0644 \u0627\u0632 ES6<\/em>\u060c \u0628\u0627\u06cc\u062f \u062a\u0627\u0628\u0639 callback \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0627\u0639\u0644\u0627\u0645 \u06a9\u0646\u06cc\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> ages = (<span class=\"hljs-number\">20<\/span>, <span class=\"hljs-number\">28<\/span>, <span class=\"hljs-number\">19<\/span>, <span class=\"hljs-number\">56<\/span>);\n<span class=\"hljs-keyword\">const<\/span> newAges = ();\n\nages.forEach(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\">age<\/span>) <\/span>{\n    newAges.push(age + <span class=\"hljs-number\">5<\/span>);\n});\n\n<span class=\"hljs-built_in\">console<\/span>.log(newAges); \n<span class=\"hljs-comment\">\/\/ Output: (25, 33, 24, 61)<\/span>\n<\/code><\/pre>\n<p>\u06cc\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u062a\u0627\u0628\u0639 callback \u0631\u0627 \u062f\u0631 \u062c\u0627\u06cc\u06cc \u062e\u0627\u0631\u062c \u0627\u0632 \u0622\u0646 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u062f <code>forEach()<\/code> \u0645\u062a\u062f \u0648 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0646\u062d\u0648 \u0632\u06cc\u0631 \u0622\u0646 \u0631\u0627 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u06a9\u0646\u06cc\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> ages = (<span class=\"hljs-number\">20<\/span>, <span class=\"hljs-number\">28<\/span>, <span class=\"hljs-number\">19<\/span>, <span class=\"hljs-number\">56<\/span>);\n<span class=\"hljs-keyword\">const<\/span> newAges = ();\n\nages.forEach(increaseAgeBy5);\n\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">increaseAgeBy5<\/span>(<span class=\"hljs-params\">age<\/span>) <\/span>{\n    newAges.push(age + <span class=\"hljs-number\">5<\/span>);\n}\n\n<span class=\"hljs-built_in\">console<\/span>.log(newAges); \n<span class=\"hljs-comment\">\/\/ Output: (25, 33, 24, 61)<\/span>\n<\/code><\/pre>\n<p>\u0647\u0631 \u062f\u0648\u06cc \u0627\u06cc\u0646\u0647\u0627 \u0631\u0648\u0634\u0647\u0627\u06cc \u0628\u0633\u06cc\u0627\u0631 \u062e\u0648\u0627\u0646\u0627 \u0648 \u0645\u0646\u0638\u0645\u06cc \u0628\u0631\u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 a \u0647\u0633\u062a\u0646\u062f <code>forEach()<\/code> \u0631\u0648\u0634\u060c \u0627\u0645\u0627 \u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0646\u062d\u0648 \u0631\u0627 \u0628\u06cc\u0634\u062a\u0631 \u0633\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645.  \u0627\u0632 ES6\u060c \u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u06cc\u06a9 \u062a\u0627\u0628\u0639 callback \u0631\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u0645 <em>\u062a\u0627\u0628\u0639 \u0641\u0644\u0634<\/em>:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> ages = (<span class=\"hljs-number\">20<\/span>, <span class=\"hljs-number\">28<\/span>, <span class=\"hljs-number\">19<\/span>, <span class=\"hljs-number\">56<\/span>);\n<span class=\"hljs-keyword\">const<\/span> newAges = ();\n\nages.forEach(<span class=\"hljs-function\">(<span class=\"hljs-params\">age<\/span>) =&gt;<\/span> {\n    newAges.push(age + <span class=\"hljs-number\">5<\/span>);\n});\n\n<span class=\"hljs-built_in\">console<\/span>.log(newAges); \n<span class=\"hljs-comment\">\/\/ Output: (25, 33, 24, 61)<\/span>\n<\/code><\/pre>\n<p>\u06cc\u0627\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u062a\u0627\u0628\u0639 \u0631\u0627 \u06a9\u0648\u0686\u06a9 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u0641\u0642\u0637:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> ages = (<span class=\"hljs-number\">20<\/span>, <span class=\"hljs-number\">28<\/span>, <span class=\"hljs-number\">19<\/span>, <span class=\"hljs-number\">56<\/span>);\n<span class=\"hljs-keyword\">const<\/span> newAges = ();\n\nages.forEach(<span class=\"hljs-function\">(<span class=\"hljs-params\">age<\/span>) =&gt;<\/span> newAges.push(age + <span class=\"hljs-number\">5<\/span>));\n\n<span class=\"hljs-built_in\">console<\/span>.log(newAges); \n<span class=\"hljs-comment\">\/\/ Output: (25, 33, 24, 61)<\/span>\n<\/code><\/pre>\n<h3 id=\"theindexparameter\"><span class=\"ez-toc-section\" id=\"%d8%b1%d8%a7_%d9%81%d9%87%d8%b1%d8%b3%d8%aa_%d9%85%d8%b7%d8%a7%d9%84%d8%a8_%d9%be%d8%a7%d8%b1%d8%a7%d9%85%d8%aa%d8%b1\"><\/span>\u0631\u0627 <em>\u0641\u0647\u0631\u0633\u062a \u0645\u0637\u0627\u0644\u0628<\/em> \u067e\u0627\u0631\u0627\u0645\u062a\u0631<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0631\u0627 <code>index<\/code> \u06cc\u06a9 \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0627\u062e\u062a\u06cc\u0627\u0631\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0631\u0627\u06cc \u0627\u0631\u0632\u06cc\u0627\u0628\u06cc \u0645\u0648\u0642\u0639\u06cc\u062a \u06cc\u06a9 \u0639\u0646\u0635\u0631 \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0627\u0635\u0644\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0648\u062f.  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0645\u0648\u0642\u0639\u06cc\u062a \u0648 \u0645\u0642\u062f\u0627\u0631 \u0639\u0646\u0635\u0631 \u0631\u0627 \u0646\u0645\u0627\u06cc\u0634 \u062f\u0647\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> courses = (<span class=\"hljs-string\">'Biology'<\/span>, <span class=\"hljs-string\">'Mathematics'<\/span>, <span class=\"hljs-string\">'Chemistry'<\/span>, <span class=\"hljs-string\">'Physics'<\/span>);\n\ncourses.forEach(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\">course, index<\/span>) <\/span>{\n    <span class=\"hljs-built_in\">console<\/span>.log(index + <span class=\"hljs-string\">': '<\/span> + course);\n});\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646 \u0646\u062a\u06cc\u062c\u0647 \u062f\u0631:<\/p>\n<pre><code class=\"hljs\">0: Biology\n1: Mathematics\n2: Chemistry\n3: Physics\n<\/code><\/pre>\n<h3 id=\"thearrayparameter\"><span class=\"ez-toc-section\" id=\"%d8%b1%d8%a7_%d8%a2%d8%b1%d8%a7%db%8c%d9%87_%d9%be%d8%a7%d8%b1%d8%a7%d9%85%d8%aa%d8%b1\"><\/span>\u0631\u0627 <em>\u0622\u0631\u0627\u06cc\u0647<\/em> \u067e\u0627\u0631\u0627\u0645\u062a\u0631<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0631\u0627 <code>array<\/code> \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0628\u0647 \u062e\u0648\u062f \u0622\u0631\u0627\u06cc\u0647 \u0627\u0635\u0644\u06cc \u0627\u0631\u062c\u0627\u0639 \u0645\u06cc \u062f\u0647\u062f.  \u0627\u06cc\u0646 \u06cc\u06a9 \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0627\u062e\u062a\u06cc\u0627\u0631\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u0628\u0647 \u0646\u062f\u0631\u062a \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u06cc\u062f\u060c \u0632\u06cc\u0631\u0627 \u0627\u0632 \u0642\u0628\u0644 \u0628\u0647 \u0647\u0631 \u0639\u0646\u0635\u0631 \u062c\u062f\u0627\u06af\u0627\u0646\u0647 \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0631\u06cc\u062f \u0648 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0639\u0645\u0644\u06cc\u0627\u062a \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f. \u0631\u0648\u06cc \u0622\u0646\u0647\u0627  \u0627\u06af\u0631 \u0622\u0646 \u0631\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u067e\u0627\u0631\u0627\u0645\u062a\u0631\u06cc \u0627\u0632 <code>console.log()<\/code>\u060c \u06a9\u0644 \u0622\u0631\u0627\u06cc\u0647 \u06cc\u06a9 \u0628\u0627\u0631 \u0628\u0631\u0627\u06cc \u0647\u0631 \u0639\u0646\u0635\u0631 \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0686\u0627\u067e \u0645\u06cc \u0634\u0648\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> courses = (<span class=\"hljs-string\">'Biology'<\/span>, <span class=\"hljs-string\">'Mathematics'<\/span>, <span class=\"hljs-string\">'Chemistry'<\/span>, <span class=\"hljs-string\">'Physics'<\/span>);\n\ncourses.forEach(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\">course, index, array<\/span>) <\/span>{\n    <span class=\"hljs-built_in\">console<\/span>.log(array);\n});\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646 \u0646\u062a\u06cc\u062c\u0647 \u062f\u0631:<\/p>\n<pre><code class=\"hljs\">( 'Biology', 'Mathematics', 'Chemistry', 'Physics' )\n( 'Biology', 'Mathematics', 'Chemistry', 'Physics' )\n( 'Biology', 'Mathematics', 'Chemistry', 'Physics' )\n( 'Biology', 'Mathematics', 'Chemistry', 'Physics' )\n<\/code><\/pre>\n<h2 id=\"commonjavascriptforeachexamples\"><span class=\"ez-toc-section\" id=\"%d8%ac%d8%a7%d9%88%d8%a7_%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa_%d8%b1%d8%a7%db%8c%d8%ac_%d8%a8%d8%b1%d8%a7%db%8c_%d9%87%d8%b1_%d9%85%d8%ab%d8%a7%d9%84_%d9%87%d8%a7\"><\/span>\u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0631\u0627\u06cc\u062c <em>\u0628\u0631\u0627\u06cc \u0647\u0631()<\/em> \u0645\u062b\u0627\u0644 \u0647\u0627<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0628\u0627 \u0645\u0642\u062f\u0645\u0647 \u062e\u0627\u0631\u062c \u0627\u0632 \u0631\u0627\u0647 &#8211; \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f \u0628\u0647 \u0686\u0646\u062f \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0631\u0627\u06cc\u062c \u0627\u0632 \u0622\u0646 \u0634\u06cc\u0631\u062c\u0647 \u0628\u0632\u0646\u06cc\u0645 <code>forEach()<\/code> \u0631\u0648\u0634.  \u062f\u0631 \u0627\u06cc\u0646 \u0628\u062e\u0634\u060c \u0631\u0648\u0634 \u062d\u0644\u0642\u0647 \u0632\u062f\u0646 \u062f\u0631 \u0645\u06cc\u0627\u0646 \u0622\u0631\u0627\u06cc\u0647 \u0627\u06cc \u0627\u0632 \u0627\u0634\u06cc\u0627\u0621 \u0648 \u0631\u0648\u0634 \u0645\u062d\u0627\u0633\u0628\u0647 \u0645\u062c\u0645\u0648\u0639 \u062a\u0645\u0627\u0645 \u0639\u0646\u0627\u0635\u0631 \u062f\u0631 \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u0631\u0627 \u0646\u0634\u0627\u0646 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u062f &#8211; \u0647\u0631\u0686\u0646\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0647\u0631 \u062a\u0627\u0628\u0639 \u0641\u0631\u0627\u062e\u0648\u0627\u0646 \u062f\u0644\u062e\u0648\u0627\u0647 \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u062f.<\/p>\n<h3 id=\"howtoloopthroughanarrayofobjectsbyvalue\"><span class=\"ez-toc-section\" id=\"%da%86%da%af%d9%88%d9%86%d9%87_%d8%a7%d8%b2_%d9%85%db%8c%d8%a7%d9%86_%d8%a2%d8%b1%d8%a7%db%8c%d9%87_%d8%a7%db%8c_%d8%a7%d8%b2_%d8%a7%d8%b4%db%8c%d8%a7_%d8%a8%d8%b1_%d8%a7%d8%b3%d8%a7%d8%b3_%d9%85%d9%82%d8%af%d8%a7%d8%b1_%d8%ad%d9%84%d9%82%d9%87_%d8%a8%d8%b2%d9%86%db%8c%d9%85\"><\/span>\u0686\u06af\u0648\u0646\u0647 \u0627\u0632 \u0645\u06cc\u0627\u0646 \u0622\u0631\u0627\u06cc\u0647 \u0627\u06cc \u0627\u0632 \u0627\u0634\u06cc\u0627 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0645\u0642\u062f\u0627\u0631 \u062d\u0644\u0642\u0647 \u0628\u0632\u0646\u06cc\u0645<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062f\u0633\u062a \u067e\u0627\u06cc\u06cc\u0646 &#8211; \u0631\u0627\u06cc\u062c \u062a\u0631\u06cc\u0646 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>forEach()<\/code> \u0631\u0648\u0634 \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 print \u0647\u0631 \u0639\u0646\u0635\u0631 (\u06cc\u0627 \u0628\u0631\u062e\u06cc \u0627\u0632 \u0641\u06cc\u0644\u062f\u0647\u0627\u06cc \u0622\u0646\u0647\u0627) \u0627\u0632 \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> students = (\n    { <span class=\"hljs-attr\">firstName<\/span>: <span class=\"hljs-string\">'John'<\/span>, <span class=\"hljs-attr\">lastName<\/span>: <span class=\"hljs-string\">'Doe'<\/span> },\n    { <span class=\"hljs-attr\">firstName<\/span>: <span class=\"hljs-string\">'Stephen'<\/span>, <span class=\"hljs-attr\">lastName<\/span>: <span class=\"hljs-string\">'Matt'<\/span> },\n    { <span class=\"hljs-attr\">firstName<\/span>: <span class=\"hljs-string\">'Abigail'<\/span>, <span class=\"hljs-attr\">lastName<\/span>: <span class=\"hljs-string\">'Susu'<\/span> },\n);\n\nstudents.forEach(<span class=\"hljs-function\">(<span class=\"hljs-params\">student<\/span>) =&gt;<\/span> {\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">`<span class=\"hljs-subst\">${student.firstName}<\/span> <span class=\"hljs-subst\">${student.lastName}<\/span>`<\/span>);\n});\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646 \u0646\u062a\u06cc\u062c\u0647 \u062f\u0631:<\/p>\n<pre><code class=\"hljs\">John Doe\nStephen Matt\nAbigail Susu\n<\/code><\/pre>\n<h3 id=\"howtosumarrayelementsortheirfields\"><span class=\"ez-toc-section\" id=\"%da%86%da%af%d9%88%d9%86%d9%87_%d8%b9%d9%86%d8%a7%d8%b5%d8%b1_%d8%a2%d8%b1%d8%a7%db%8c%d9%87_%db%8c%d8%a7_%d9%81%db%8c%d9%84%d8%af%d9%87%d8%a7%db%8c_%d8%a2%d9%86%d9%87%d8%a7_%d8%b1%d8%a7_%d8%ac%d9%85%d8%b9_%da%a9%d9%86%db%8c%d9%85\"><\/span>\u0686\u06af\u0648\u0646\u0647 \u0639\u0646\u0627\u0635\u0631 \u0622\u0631\u0627\u06cc\u0647 \u06cc\u0627 \u0641\u06cc\u0644\u062f\u0647\u0627\u06cc \u0622\u0646\u0647\u0627 \u0631\u0627 \u062c\u0645\u0639 \u06a9\u0646\u06cc\u0645<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0627 \u062a\u0648\u0636\u06cc\u062d \u0627\u06cc\u0646\u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0647\u0645\u0647 \u0622\u06cc\u062a\u0645\u200c\u0647\u0627 \u0631\u0627 \u062f\u0631 \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u0627\u0636\u0627\u0641\u0647 \u06a9\u0646\u06cc\u0645 \u0648 \u0622\u0646 \u0631\u0627 \u0646\u0645\u0627\u06cc\u0634 \u062f\u0647\u06cc\u0645 \u0627\u062f\u0627\u0645\u0647 \u062f\u0647\u06cc\u0645 <code>sum<\/code>:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> students = (\n    { <span class=\"hljs-attr\">firstName<\/span>: <span class=\"hljs-string\">'John'<\/span>, <span class=\"hljs-attr\">lastName<\/span>: <span class=\"hljs-string\">'Doe'<\/span>, <span class=\"hljs-attr\">tuition<\/span>: <span class=\"hljs-number\">5000<\/span>},\n    { <span class=\"hljs-attr\">firstName<\/span>: <span class=\"hljs-string\">'Stephen'<\/span>, <span class=\"hljs-attr\">lastName<\/span>: <span class=\"hljs-string\">'Matt'<\/span>, <span class=\"hljs-attr\">tuition<\/span>: <span class=\"hljs-number\">7500<\/span> },\n    { <span class=\"hljs-attr\">firstName<\/span>: <span class=\"hljs-string\">'Abigail'<\/span>, <span class=\"hljs-attr\">lastName<\/span>: <span class=\"hljs-string\">'Susu'<\/span>, <span class=\"hljs-attr\">tuition<\/span>: <span class=\"hljs-number\">6000<\/span> },\n);\n\nsum = <span class=\"hljs-number\">0<\/span>;\n\nstudents.forEach(<span class=\"hljs-function\">(<span class=\"hljs-params\">student<\/span>) =&gt;<\/span> {\n    sum += student.tuition;\n});\n\n<span class=\"hljs-built_in\">console<\/span>.log(sum); \n<span class=\"hljs-comment\">\/\/ Output: 18500<\/span>\n<\/code><\/pre>\n<h2 id=\"foreachmethodvsforloop\"><span class=\"ez-toc-section\" id=\"%d9%85%d8%aa%d8%af_foreach_%d8%af%d8%b1_%d9%85%d9%82%d8%a7%d8%a8%d9%84_%d8%a8%d8%b1%d8%a7%db%8c_%d8%ad%d9%84%d9%82%d9%87\"><\/span><em>\u0645\u062a\u062f forEach().<\/em> \u062f\u0631 \u0645\u0642\u0627\u0628\u0644 <em>\u0628\u0631\u0627\u06cc \u062d\u0644\u0642\u0647<\/em><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0686\u0646\u062f \u0631\u0627\u0647 \u0631\u0627 \u0628\u0631\u0627\u06cc \u062a\u06a9\u0631\u0627\u0631 \u0628\u0631 \u0631\u0648\u06cc \u0639\u0646\u0627\u0635\u0631 \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u062f\u0631 \u0627\u062e\u062a\u06cc\u0627\u0631 \u0645\u0627 \u0642\u0631\u0627\u0631 \u0645\u06cc \u062f\u0647\u062f &#8211; \u0627\u0632 \u062c\u0645\u0644\u0647 \u0645\u0647\u0645\u062a\u0631\u06cc\u0646 \u0622\u0646\u0647\u0627 <code>for<\/code> \u062d\u0644\u0642\u0647 \u0648 <code>forEach()<\/code> \u0631\u0648\u0634.  \u0647\u0631 \u062f\u0648\u06cc \u0622\u0646\u0647\u0627 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0634\u0627\u0628\u0647 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f \u0648 \u062f\u0631 \u0646\u0647\u0627\u06cc\u062a \u0627\u0632 \u0646\u0638\u0631 \u0639\u0645\u0644\u06a9\u0631\u062f \u062a\u0642\u0631\u06cc\u0628\u0627\u064b \u0645\u0639\u0627\u062f\u0644 \u0647\u0633\u062a\u0646\u062f.  \u0641\u0642\u0637 \u0686\u0646\u062f \u062a\u0641\u0627\u0648\u062a \u0628\u06cc\u0646 \u0622\u0646\u0647\u0627 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646\u060c \u0628\u0631\u0627\u06cc \u06a9\u0645\u06a9 \u0628\u0647 \u0634\u0645\u0627 \u062f\u0631 \u0627\u0646\u062a\u062e\u0627\u0628 \u06cc\u06a9\u06cc \u0627\u0632 \u0622\u0646\u0647\u0627\u060c \u0645\u0627 \u0627\u06cc\u0646 \u062a\u0641\u0627\u0648\u062a \u0647\u0627 \u0631\u0627 \u062f\u0631 \u0627\u06cc\u0646 \u0628\u062e\u0634 \u067e\u0648\u0634\u0634 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u062f.<\/p>\n<h3 id=\"thescopeofvariablenames\"><span class=\"ez-toc-section\" id=\"%d8%af%d8%a7%d9%85%d9%86%d9%87_%d9%86%d8%a7%d9%85_%d9%87%d8%a7%db%8c_%d9%85%d8%aa%d8%ba%db%8c%d8%b1\"><\/span>\u062f\u0627\u0645\u0646\u0647 \u0646\u0627\u0645 \u0647\u0627\u06cc \u0645\u062a\u063a\u06cc\u0631<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0631\u0627 <code>forEach()<\/code> \u0645\u062a\u062f \u06cc\u06a9 \u0645\u062d\u062f\u0648\u062f\u0647 \u062a\u0627\u0628\u0639 \u062f\u0627\u0631\u062f &#8211; \u0647\u0645\u0647 \u0646\u0627\u0645 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0631\u0627 \u062f\u0631 \u0645\u062d\u062f\u0648\u062f\u0647 \u062a\u0627\u0628\u0639 \u067e\u0627\u0633\u062e \u0628\u0647 \u062a\u0645\u0627\u0633 \u062e\u0648\u062f \u0646\u06af\u0647 \u0645\u06cc \u062f\u0627\u0631\u062f.  \u0627\u06af\u0631 \u0645\u062a\u063a\u06cc\u0631\u06cc \u0631\u0627 \u062e\u0627\u0631\u062c \u0627\u0632 \u0622\u0646 \u0627\u062e\u062a\u0635\u0627\u0635 \u062f\u0647\u06cc\u062f <code>forEach()<\/code> \u0645\u062a\u062f \u0648 \u062f\u0631 \u0635\u0648\u0631\u062a \u0648\u062c\u0648\u062f \u062a\u0636\u0627\u062f (\u0647\u0645\u0627\u0646 \u0646\u0627\u0645 \u0645\u062a\u063a\u06cc\u0631) \u062f\u0631 \u062d\u0644\u0642\u0647 \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f &#8211; \u0627\u0632 \u062a\u0627\u0628\u0639 callback \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u0645\u0627 \u06cc\u06a9 \u0631\u0627 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u06a9\u0646\u06cc\u0645 <code>student<\/code> \u0645\u062a\u063a\u06cc\u0631 \u0648 \u062a\u062e\u0635\u06cc\u0635 <code>Joy<\/code> \u0628\u0647 \u0622\u0646  \u0627\u06af\u0631 \u0627\u0632 \u0645\u06cc\u0627\u0646 \u062f\u0627\u0646\u0634\u200c\u0622\u0645\u0648\u0632\u0627\u0646 \u062d\u0644\u0642\u0647 \u0645\u06cc\u200c\u0632\u062f\u06cc\u0645\u060c \u0647\u0631 \u06cc\u06a9 \u0628\u0647\u200c\u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0646\u0634\u0627\u0646 \u0645\u06cc\u200c\u062f\u0627\u062f <code>student<\/code>\u060c \u0645\u0627 \u06cc\u06a9 \u062a\u0636\u0627\u062f \u0646\u0627\u0645 \u0645\u062a\u063a\u06cc\u0631 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u0627\u0634\u062a:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> student = <span class=\"hljs-string\">'Joy'<\/span>;\n<span class=\"hljs-keyword\">const<\/span> students = (<span class=\"hljs-string\">'Mark'<\/span>, <span class=\"hljs-string\">'Jane'<\/span>, <span class=\"hljs-string\">'John'<\/span>, <span class=\"hljs-string\">'Sarah'<\/span>);\n\nstudents.forEach(<span class=\"hljs-function\">(<span class=\"hljs-params\">student<\/span>) =&gt;<\/span> {\n    <span class=\"hljs-built_in\">console<\/span>.log(student); \n    <span class=\"hljs-comment\">\/\/ Output: \"Mark\" \"Jane\" \"John\" \"Sarah\"<\/span>\n});\n\n<span class=\"hljs-built_in\">console<\/span>.log(student);\n<span class=\"hljs-comment\">\/\/ Output: \"Joy\"<\/span>\n<\/code><\/pre>\n<p>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0686\u0646\u062f \u0628\u0627\u0631 \u0627\u0632 \u06cc\u06a9 \u0646\u0627\u0645 \u0645\u062a\u063a\u06cc\u0631 \u06a9\u0627\u0631 \u062e\u0648\u0628\u06cc \u0646\u06cc\u0633\u062a \u0648 \u0641\u0642\u0637 \u0628\u0647 \u0633\u0631\u062f\u0631\u06af\u0645\u06cc \u0645\u06cc\u200c\u0627\u0641\u0632\u0627\u06cc\u062f &#8211; \u0627\u0645\u0627 \u0634\u0627\u06cc\u0627\u0646 \u0630\u06a9\u0631 \u0627\u0633\u062a \u06a9\u0647 <code>forEach()<\/code> \u0645\u062d\u062f\u0648\u062f\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u062f\u0627\u0631\u062f.<\/p>\n<h3 id=\"handlingmissingelements\"><span class=\"ez-toc-section\" id=\"%d9%85%d8%af%db%8c%d8%b1%db%8c%d8%aa_%d8%b9%d9%86%d8%a7%d8%b5%d8%b1_%d8%a7%d8%b2_%d8%af%d8%b3%d8%aa_%d8%b1%d9%81%d8%aa%d9%87\"><\/span>\u0645\u062f\u06cc\u0631\u06cc\u062a \u0639\u0646\u0627\u0635\u0631 \u0627\u0632 \u062f\u0633\u062a \u0631\u0641\u062a\u0647<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0622 <code>for<\/code> \u062d\u0644\u0642\u0647 \u0648 <code>forEach()<\/code> \u0631\u0648\u0634 \u0628\u0647 \u0637\u0648\u0631 \u0645\u062a\u0641\u0627\u0648\u062a\u06cc \u0639\u0646\u0627\u0635\u0631 \u06af\u0645 \u0634\u062f\u0647 \u0631\u0627 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0645\u06cc \u06a9\u0646\u062f.  \u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u062f\u0627\u0631\u06cc\u0645 \u06a9\u0647 \u0628\u0631\u062e\u06cc \u0627\u0632 \u0639\u0646\u0627\u0635\u0631 \u062f\u0631 \u0622\u0646 \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0631\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> students = (<span class=\"hljs-string\">'Mark'<\/span>, , <span class=\"hljs-string\">'Jane'<\/span>, <span class=\"hljs-string\">'John'<\/span>, , <span class=\"hljs-string\">'Sarah'<\/span>);\n<\/code><\/pre>\n<p>\u0628\u0627 \u0646\u06af\u0627\u0647\u06cc \u0628\u0647 \u0622\u0631\u0627\u06cc\u0647 \u0628\u0627\u0644\u0627\u060c \u0645\u062a\u0648\u062c\u0647 \u062e\u0648\u0627\u0647\u06cc\u062f \u0634\u062f \u06a9\u0647 \u0628\u0631\u062e\u06cc \u0627\u0632 \u0639\u0646\u0627\u0635\u0631 \u06af\u0645 \u0634\u062f\u0647 \u0627\u0646\u062f (\u06cc\u06a9 \u0646\u0627\u062f\u0631 \u062f\u0631 <code>students<\/code> \u0622\u0631\u0627\u06cc\u0647).  \u0627\u0648\u0644\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u062d\u0644\u0642\u0647 \u0631\u0627 \u0628\u0631 \u0631\u0648\u06cc <code>students<\/code> \u0622\u0631\u0627\u06cc\u0647 \u0628\u0627 <code>for<\/code> \u062d\u0644\u0642\u0647 \u0628\u0632\u0646\u06cc\u062f \u062a\u0627 \u0628\u0628\u06cc\u0646\u06cc\u062f \u0686\u06af\u0648\u0646\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0627\u0632 \u062f\u0633\u062a \u0631\u0641\u062a\u0647 \u0631\u0627 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0645\u06cc \u06a9\u0646\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> students = (<span class=\"hljs-string\">'Mark'<\/span>, , <span class=\"hljs-string\">'Jane'<\/span>, <span class=\"hljs-string\">'John'<\/span>, , <span class=\"hljs-string\">'Sarah'<\/span>);\n<span class=\"hljs-keyword\">const<\/span> studentsList = ();\n\n<span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-keyword\">let<\/span> i = <span class=\"hljs-number\">0<\/span>; i &lt; students.length; i++) {\n    studentsList.push(students(i));\n}\n\n<span class=\"hljs-built_in\">console<\/span>.log(studentsList); \n<span class=\"hljs-comment\">\/\/ Output: (\"Mark\",undefined,\"Jane\",\"John\",undefined,\"Sarah\")<\/span>\n<\/code><\/pre>\n<p>\u062f\u0631 \u0642\u0637\u0639\u0647 \u06a9\u062f \u0628\u0627\u0644\u0627\u060c \u0645\u062a\u0648\u062c\u0647 \u062e\u0648\u0627\u0647\u06cc\u062f \u0634\u062f \u06a9\u0647 \u0645\u0627 \u06cc\u06a9 \u06a9\u062f \u062f\u0631\u06cc\u0627\u0641\u062a \u0645\u06cc \u06a9\u0646\u06cc\u0645 <code>undefined<\/code> \u0627\u0631\u0632\u0634 \u0631\u0648\u06cc \u0634\u0627\u062e\u0635 \u0627\u0648\u0644 \u0648 \u0686\u0647\u0627\u0631\u0645 &#8211; <code>students(1)<\/code> \u0648 <code>students(4)<\/code>.  \u0631\u0627 <code>for<\/code> \u062d\u0644\u0642\u0647 \u0639\u0646\u0627\u0635\u0631 \u0627\u0632 \u062f\u0633\u062a \u0631\u0641\u062a\u0647 \u0631\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 <code>undefined<\/code> \u0627\u0631\u0632\u0634 \u0647\u0627\u06cc.<\/p>\n<p>\u062d\u0627\u0644\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0646\u06af\u0627\u0647\u06cc \u0628\u0647 \u0686\u06af\u0648\u0646\u06af\u06cc <code>forEach()<\/code> \u0645\u062a\u062f \u0645\u0642\u0627\u062f\u06cc\u0631 \u0627\u0632 \u062f\u0633\u062a \u0631\u0641\u062a\u0647 \u0631\u0627 \u062f\u0631\u0645\u0627\u0646 \u0645\u06cc \u06a9\u0646\u062f <code>students<\/code> \u0622\u0631\u0627\u06cc\u0647:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> students = (<span class=\"hljs-string\">'Mark'<\/span>, , <span class=\"hljs-string\">'Jane'<\/span>, <span class=\"hljs-string\">'John'<\/span>, , <span class=\"hljs-string\">'Sarah'<\/span>);\n<span class=\"hljs-keyword\">const<\/span> studentsList = ();\n\nstudents.forEach(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\">student<\/span>) <\/span>{\n    studentsList.push(student);\n});\n\n<span class=\"hljs-built_in\">console<\/span>.log(studentsList); \n<span class=\"hljs-comment\">\/\/ Output: (\"Mark\",\"Jane\",\"John\",\"Sarah\")<\/span>\n<\/code><\/pre>\n<p><code>forEach()<\/code>  \u0634\u06a9\u0627\u0641 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0627\u0632 \u062f\u0633\u062a \u0631\u0641\u062a\u0647 \u0631\u0627 \u0631\u062f \u0645\u06cc \u06a9\u0646\u062f \u0648 \u062d\u0631\u06a9\u062a \u0645\u06cc \u06a9\u0646\u062f \u0631\u0648\u06cc!<\/p>\n<h3 id=\"cleanandreadablecode\"><span class=\"ez-toc-section\" id=\"%da%a9%d8%af_%d9%be%d8%a7%da%a9_%d9%88_%d9%82%d8%a7%d8%a8%d9%84_%d8%ae%d9%88%d8%a7%d9%86%d8%af%d9%86\"><\/span>\u06a9\u062f \u067e\u0627\u06a9 \u0648 \u0642\u0627\u0628\u0644 \u062e\u0648\u0627\u0646\u062f\u0646<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u06cc\u0646 \u06a9\u0627\u0645\u0644\u0627\u064b \u0628\u0647 \u0634\u0645\u0627 \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0631\u062f \u06a9\u0647 \u062a\u0635\u0645\u06cc\u0645 \u0628\u06af\u06cc\u0631\u06cc\u062f \u06a9\u062f\u0627\u0645 \u0631\u0648\u0634 \u062d\u0644\u0642\u0647 \u0632\u062f\u0646 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u06a9\u062f \u062a\u0645\u06cc\u0632\u062a\u0631 \u0648 \u062e\u0648\u0627\u0646\u0627\u062a\u0631 \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u062f\u0647\u062f.  \u0631\u0627 <code>forEach()<\/code> \u0631\u0648\u0634 \u0645\u0637\u0645\u0626\u0646\u0627\u064b \u0646\u062d\u0648 \u0645\u062e\u062a\u0635\u0631\u062a\u0631\u06cc \u062f\u0627\u0631\u062f\u060c \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0644\u06cc \u0627\u06af\u0631 \u062e\u0648\u0627\u0646\u0627\u06cc\u06cc \u06a9\u062f \u0628\u0627\u0644\u0627 \u0628\u0627\u0634\u062f \u0645\u0646\u0627\u0633\u0628 \u062a\u0631 \u0627\u0633\u062a. \u0631\u0648\u06cc \u06cc\u06a9 \u0644\u06cc\u0633\u062a \u0627\u0648\u0644\u0648\u06cc\u062a<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0628\u062e\u0634\u060c \u0646\u0645\u0648\u0646\u0647 \u06a9\u062f\u0647\u0627\u06cc\u06cc \u0631\u0627 \u0628\u0647 \u0634\u0645\u0627 \u0645\u06cc\u200c\u062f\u0647\u06cc\u0645 \u0648 \u0628\u0647 \u0634\u0645\u0627 \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc\u200c\u062f\u0647\u06cc\u0645 \u062a\u0635\u0645\u06cc\u0645 \u0628\u06af\u06cc\u0631\u06cc\u062f \u06a9\u0647 \u062e\u0648\u0627\u0646\u062f\u0646 \u0648 \u062f\u0631\u06a9 \u06a9\u062f\u0627\u0645 \u0631\u0648\u0634 \u0628\u0631\u0627\u06cc \u062d\u0644\u0642\u0647 \u06a9\u0631\u062f\u0646 \u0622\u0631\u0627\u06cc\u0647\u200c\u0647\u0627 \u0622\u0633\u0627\u0646\u200c\u062a\u0631 \u0627\u0633\u062a.<\/p>\n<p>\u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u062f\u0627\u0631\u06cc\u0645.  \u0647\u0631 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632 \u062f\u0627\u0631\u0627\u06cc \u0646\u0627\u0645 \u0648 \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u062f\u0648\u0631\u0647 \u0647\u0627\u06cc\u06cc \u0627\u0633\u062a \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u0634\u0631\u06a9\u062a \u0645\u06cc \u06a9\u0646\u0646\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> students = (\n    { <span class=\"hljs-attr\">name<\/span>: <span class=\"hljs-string\">'John'<\/span>, <span class=\"hljs-attr\">courses<\/span>: (<span class=\"hljs-string\">'Maths'<\/span>, <span class=\"hljs-string\">'English'<\/span>, <span class=\"hljs-string\">'Physics'<\/span>) },\n    { <span class=\"hljs-attr\">name<\/span>: <span class=\"hljs-string\">'Sarah'<\/span>, <span class=\"hljs-attr\">courses<\/span>: (<span class=\"hljs-string\">'Chemistry'<\/span>, <span class=\"hljs-string\">'Maths'<\/span>, <span class=\"hljs-string\">'Computer Science'<\/span>) },\n);\n<\/code><\/pre>\n<p>\u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u0645 \u0646\u0627\u0645 \u0647\u0631 \u062f\u0627\u0646\u0634\u200c\u0622\u0645\u0648\u0632 \u0648 \u0647\u0631 \u062f\u0648\u0631\u0647\u200c\u0627\u06cc \u0631\u0627 \u06a9\u0647 \u06cc\u06a9 \u062f\u0627\u0646\u0634\u200c\u0622\u0645\u0648\u0632 \u062f\u0631 \u0622\u0646 \u0634\u0631\u06a9\u062a \u0645\u06cc\u200c\u06a9\u0646\u062f \u0646\u0645\u0627\u06cc\u0634 \u062f\u0647\u06cc\u0645.<\/p>\n<p>\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0648 \u0628\u0647 \u0622\u0646 \u062f\u0633\u062a \u067e\u06cc\u062f\u0627 \u06a9\u0646\u06cc\u0645 <code>for<\/code> \u062d\u0644\u0642\u0647 \u0647\u0627  \u0627\u0648\u0644\u06cc\u0646 \u062d\u0644\u0642\u0647 \u0631\u0648\u06cc \u0647\u0645\u0647 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632\u0627\u0646 \u062a\u06a9\u0631\u0627\u0631 \u0645\u06cc \u0634\u0648\u062f \u0648 \u0646\u0627\u0645 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632 \u0631\u0627 \u062b\u0628\u062a \u0645\u06cc \u06a9\u0646\u062f.  \u0645\u0648\u0631\u062f \u062f\u0648\u0645 \u062f\u0631 \u062a\u0645\u0627\u0645 \u062f\u0631\u0648\u0633\u06cc \u06a9\u0647 \u062f\u0627\u0646\u0634\u062c\u0648\u06cc \u0641\u0639\u0644\u06cc \u0634\u0631\u06a9\u062a \u0645\u06cc \u06a9\u0646\u062f \u062a\u06a9\u0631\u0627\u0631 \u0645\u06cc \u0634\u0648\u062f \u0648 \u0622\u0646\u0647\u0627 \u0631\u0627 \u06cc\u06a9\u06cc \u06cc\u06a9\u06cc \u062b\u0628\u062a \u0645\u06cc \u06a9\u0646\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-keyword\">let<\/span> i = <span class=\"hljs-number\">0<\/span>; i &lt; students.length; i++) {\n    <span class=\"hljs-keyword\">let<\/span> student = students(i);\n    <span class=\"hljs-built_in\">console<\/span>.log(student);\n\n    <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-keyword\">let<\/span> k = <span class=\"hljs-number\">0<\/span>; k &lt; student.courses.length; k++) {\n        <span class=\"hljs-keyword\">let<\/span> subject = student.courses(k);\n        <span class=\"hljs-built_in\">console<\/span>.log(subject);\n    }\n}\n<\/code><\/pre>\n<p>\u0631\u0627 <code>for<\/code> \u062d\u0644\u0642\u0647 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u0622\u0631\u0627\u06cc\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u0648\u0642\u062a \u062f\u0627\u0631\u062f <code>i<\/code> \u0648 <code>k<\/code> \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u060c \u0648 \u0633\u067e\u0633 \u0628\u0647 \u0647\u0631 \u0639\u0646\u0635\u0631 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <em>\u0646\u0645\u0627\u062f \u0628\u0631\u0627\u06a9\u062a<\/em>.  \u0627\u06cc\u0646 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0646\u0627\u0645\u0631\u062a\u0628 \u0628\u0647 \u0646\u0638\u0631 \u0628\u0631\u0633\u062f \u0648 \u0633\u0631\u062f\u0631\u06af\u0645\u06cc \u0632\u06cc\u0627\u062f\u06cc \u0628\u0647 \u06a9\u062f \u0634\u0645\u0627 \u0627\u0636\u0627\u0641\u0647 \u06a9\u0646\u062f\u060c \u0632\u06cc\u0631\u0627 \u062f\u0631\u06a9 \u0622\u0646 \u062f\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u0627 \u06a9\u062f \u0633\u0627\u062f\u0647 \u0646\u06cc\u0633\u062a. <code>forEach()<\/code> \u0631\u0648\u0634:<\/p>\n<pre><code class=\"hljs\">students.forEach(<span class=\"hljs-function\">(<span class=\"hljs-params\">student<\/span>) =&gt;<\/span> {\n    <span class=\"hljs-built_in\">console<\/span>.log(student);\n    student.courses.forEach(<span class=\"hljs-function\">(<span class=\"hljs-params\">subject<\/span>) =&gt;<\/span> {\n        <span class=\"hljs-built_in\">console<\/span>.log(subject);\n    });\n});\n<\/code><\/pre>\n<p>\u0631\u0627 <code>forEach()<\/code> \u0645\u062a\u062f \u0628\u0647 \u0645\u0627 \u06a9\u0645\u06a9 \u0645\u06cc \u06a9\u0646\u062f \u062a\u0627 \u0627\u0632 \u0634\u0631 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u0634\u0645\u0627\u0631\u0646\u062f\u0647 \u0645\u0648\u0642\u062a \u062e\u0644\u0627\u0635 \u0634\u0648\u06cc\u0645 \u0648 \u062e\u0648\u0627\u0646\u062f\u0646 \u0648 \u062f\u0631\u06a9 \u06a9\u062f \u0631\u0627 \u0628\u0633\u06cc\u0627\u0631 \u0622\u0633\u0627\u0646 \u062a\u0631 \u0645\u06cc \u06a9\u0646\u062f.  \u062f\u0631 \u0627\u06cc\u0646 \u0631\u0648\u0634 \u0627\u0632 a <code>callback<\/code> \u062a\u0627\u0628\u0639 \u0648 \u0622\u0646 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0647\u0631 \u0639\u0646\u0635\u0631 \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0627\u0639\u0645\u0627\u0644 \u0645\u06cc \u06a9\u0646\u062f\u060c \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u0628\u0631\u0627\u06cc \u062f\u0631\u06cc\u0627\u0641\u062a \u0647\u0631 \u0639\u0646\u0635\u0631 \u0646\u06cc\u0627\u0632\u06cc \u0628\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0639\u0644\u0627\u0645\u062a \u0628\u0631\u0627\u06a9\u062a \u0646\u062f\u0627\u0631\u06cc\u0645.<\/p>\n<h3 id=\"breakoutofaloop\"><span class=\"ez-toc-section\" id=\"%d8%b4%da%a9%d8%b3%d8%aa%d9%86_%d8%a7%d8%b2_%db%8c%da%a9_%d8%ad%d9%84%d9%82%d9%87\"><\/span>\u0634\u06a9\u0633\u062a\u0646 \u0627\u0632 \u06cc\u06a9 \u062d\u0644\u0642\u0647<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062a\u0627\u06a9\u0646\u0648\u0646 \u060c \u0645\u0627 \u0627\u0633\u0627\u0633\u0627\u064b \u0641\u0642\u0637 \u0646\u0645\u0648\u0646\u0647 \u0647\u0627\u06cc\u06cc \u0631\u0627 \u0628\u0647 \u0646\u0641\u0639 \u0622\u0646 \u0628\u0631\u062c\u0633\u062a\u0647 \u06a9\u0631\u062f\u0647 \u0627\u06cc\u0645 <code>forEach()<\/code> \u0631\u0648\u0634.  \u0627\u0645\u0627 \u06cc\u06a9 \u0645\u0632\u06cc\u062a \u0645\u062a\u0645\u0627\u06cc\u0632 \u0627\u0632 <code>for<\/code> \u062d\u0644\u0642\u0647 \u062a\u0648\u0627\u0646\u0627\u06cc\u06cc \u0622\u0646 \u0627\u0633\u062a <em>\u0632\u0648\u062f\u062a\u0631 \u0627\u0632 \u06cc\u06a9 \u062d\u0644\u0642\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/em> \u062f\u0631 \u0635\u0648\u0631\u062a \u0644\u0632\u0648\u0645<\/p>\n<p>\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u0641\u0642\u0637 \u06cc\u06a9 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632 \u0628\u0647 \u0646\u0627\u0645 \u0631\u0627 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u06cc\u062f <em>\u0633\u0627\u0631\u0627<\/em> \u0627\u0632 <code>students<\/code> \u0622\u0631\u0627\u06cc\u0647.  \u0634\u0645\u0627 \u0628\u0627\u06cc\u062f \u0631\u0648\u06cc \u0647\u0631 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632 \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647 \u062a\u06a9\u0631\u0627\u0631 \u06a9\u0646\u06cc\u062f\u060c \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u0646\u0627\u0645 \u0622\u0646 \u0627\u0633\u062a <em>\u0633\u0627\u0631\u0627<\/em>\u060c \u0648 \u0627\u06af\u0631 \u062f\u0627\u0646\u0634 \u0622\u0645\u0648\u0632 \u067e\u06cc\u062f\u0627 \u0634\u062f \u0627\u0632 \u062d\u0644\u0642\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f.<\/p>\n<p>\u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0641\u06a9\u0631 \u06a9\u0646\u06cc\u062f \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0647\u0631 \u062f\u0648 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f <code>for<\/code> \u062d\u0644\u0642\u0647 \u0648 <code>forEach()<\/code> \u0631\u0648\u0634 \u0628\u0631\u0627\u06cc \u062a\u06a9\u0631\u0627\u0631 \u0628\u06cc\u0634 \u0627\u0632 <code>students<\/code> \u0622\u0631\u0627\u06cc\u0647.  \u0627\u0645\u0627\u060c \u062f\u0631 \u0648\u0627\u0642\u0639\u060c \u0627\u06af\u0631 \u0633\u0639\u06cc \u06a9\u0646\u06cc\u062f \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f <code>break<\/code> \u062f\u0627\u062e\u0644 \u0627\u0632 <code>forEach()<\/code> \u0631\u0648\u0634\u060c \u0622\u0646 \u0631\u0627 \u067e\u0631\u062a\u0627\u0628 \u0645\u06cc \u06a9\u0646\u062f <code>SyntaxError<\/code>.<\/p>\n<p>\u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646\u060c \u0627\u06af\u0631 \u0628\u0627\u06cc\u062f \u0627\u0632 \u062d\u0644\u0642\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f\u060c \u0627\u062d\u062a\u0645\u0627\u0644\u0627\u064b \u0628\u0627\u06cc\u062f \u0627\u0632 a \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f <code>for<\/code> \u062d\u0644\u0642\u0647:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> students = (<span class=\"hljs-string\">'Mark'<\/span>, <span class=\"hljs-string\">'Jane'<\/span>, <span class=\"hljs-string\">'Sarah'<\/span>, <span class=\"hljs-string\">'John'<\/span>, <span class=\"hljs-string\">'Sarah'<\/span>);\n\n<span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-keyword\">let<\/span> i = <span class=\"hljs-number\">0<\/span>; i &lt; students.length; i++) {\n    <span class=\"hljs-keyword\">if<\/span> (students(i).name === <span class=\"hljs-string\">'Sarah'<\/span>) {\n        <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">`&gt;&gt; <span class=\"hljs-subst\">${students(i).name}<\/span> is the most brilliant lady in the class`<\/span>);\n        <span class=\"hljs-keyword\">break<\/span>;\n    }\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">`&gt; Name of the current student is <span class=\"hljs-subst\">${students(i)}<\/span>`<\/span>);\n}\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646 \u0646\u062a\u06cc\u062c\u0647 \u062f\u0631:<\/p>\n<pre><code class=\"hljs\">&gt; Name of the current student is Mark\n&gt; Name of the current student is Jane\n&gt;&gt; Sarah is the most brilliant lady in the class\n<\/code><\/pre>\n<div class=\"alert alert-note\">\n<div class=\"flex\">\n<div class=\"flex-shrink-0 mr-3\"><\/div>\n<div class=\"w-full\">\n<p><strong>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f:<\/strong> \u0647\u0645\u06cc\u0646 \u0627\u0645\u0631 \u062f\u0631 \u0645\u0648\u0631\u062f <code>return<\/code> \u0648 <code>continue<\/code>.  \u0647\u06cc\u0686 \u0631\u0627\u0647\u06cc \u0628\u0631\u0627\u06cc \u062a\u0631\u0645\u0632 \u06a9\u0631\u062f\u0646 \u0627\u0632 \u06cc\u06a9 \u062d\u0644\u0642\u0647 \u062f\u0631 \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0631\u062f <code>forEach()<\/code> \u0631\u0648\u0634 &#8211; \u0646\u0647 \u062d\u062a\u06cc \u0628\u0627 <code>return<\/code> \u06cc\u0627 <code>continue<\/code>.<\/p>\n<\/p><\/div><\/div><\/div>\n<h3 id=\"asyncawait\"><span class=\"ez-toc-section\" id=\"%d9%87%d9%85%da%af%d8%a7%d9%85_%d8%b3%d8%a7%d8%b2%db%8c%d8%a7%d9%86%d8%aa%d8%b8%d8%a7%d8%b1\"><\/span><em>\u0647\u0645\u06af\u0627\u0645 \u0633\u0627\u0632\u06cc\/\u0627\u0646\u062a\u0638\u0627\u0631<\/em><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0631\u0627 <code>forEach()<\/code> \u0631\u0648\u0634 \u0633\u0627\u0632\u06af\u0627\u0631 \u0646\u06cc\u0633\u062a <code>async<\/code> \u06a9\u0627\u0631\u06a9\u0631\u062f.  \u062d\u062a\u06cc \u0627\u06af\u0631 \u0634\u0645\u0627 \u0627\u0639\u0644\u0627\u0645 \u06a9\u0646\u06cc\u062f <code>async<\/code> \u0639\u0645\u0644\u06a9\u0631\u062f \u062f\u0631 \u062f\u0627\u062e\u0644 <code>forEach()<\/code> \u0645\u0633\u062f\u0648\u062f \u06a9\u0646\u06cc\u062f\u060c \u0622\u0646 \u0637\u0648\u0631 \u06a9\u0647 \u0627\u0646\u062a\u0638\u0627\u0631 \u0645\u06cc \u0631\u0648\u062f \u0631\u0641\u062a\u0627\u0631 \u0646\u0645\u06cc \u06a9\u0646\u062f.  \u0631\u0627\u0647\u06cc \u0628\u0631\u0627\u06cc \u0633\u0627\u062e\u062a\u0646 \u0648\u062c\u0648\u062f \u0646\u062f\u0627\u0631\u062f <code>async\/await<\/code> \u06a9\u0627\u0631 \u0628\u0627 <code>forEach()<\/code> \u0631\u0648\u0634.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646\u060c \u0627\u06af\u0631 \u0634\u0645\u0627 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u06a9\u062f \u062e\u0648\u062f \u062f\u0627\u0631\u06cc\u062f <code>async<\/code> \u0633\u0627\u0632\u06af\u0627\u0631\u060c \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f <code>for<\/code> \u062d\u0644\u0642\u0647 \u062f\u0631 \u0639\u0648\u0636!<\/p>\n<h2 id=\"usingforeachwithotherdatastructures\">\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u0646 <em>\u0628\u0631\u0627\u06cc \u0647\u0631()<\/em> \u0628\u0627 \u0633\u0627\u06cc\u0631 \u0633\u0627\u062e\u062a\u0627\u0631\u0647\u0627\u06cc \u062f\u0627\u062f\u0647<\/h2>\n<p>\u062f\u0631 \u062f\u0631\u062c\u0647 \u0627\u0648\u0644\u060c <code>forEach()<\/code> \u0631\u0648\u0634 \u0628\u0631\u0627\u06cc \u062d\u0644\u0642\u0647 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u0639\u0646\u0627\u0635\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.  \u0627\u0632 \u0637\u0631\u0641 \u062f\u06cc\u06af\u0631 \u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0633\u0627\u06cc\u0631 \u0633\u0627\u062e\u062a\u0627\u0631\u0647\u0627\u06cc \u062f\u0627\u062f\u0647 &#8211; \u0645\u062c\u0645\u0648\u0639\u0647 \u0647\u0627 \u0648 \u0646\u0642\u0634\u0647 \u0647\u0627 \u062d\u0644\u0642\u0647 \u06a9\u0646\u06cc\u062f.  \u062f\u0631 \u0627\u06cc\u0646 \u0628\u062e\u0634 \u060c \u0686\u0646\u062f \u0646\u0645\u0648\u0646\u0647 \u0633\u0627\u062f\u0647 \u0631\u0627 \u0645\u0634\u0627\u0647\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f \u06a9\u0647 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u06cc\u06a9 \u0645\u062c\u0645\u0648\u0639\u0647 \u0648 \u06cc\u06a9 \u0646\u0642\u0634\u0647 \u062d\u0644\u0642\u0647 \u06a9\u0631\u062f.<\/p>\n<h3 id=\"howtolooptroughasetusingforeach\">\u0686\u06af\u0648\u0646\u0647 \u0628\u0647 \u062d\u0644\u0642\u0647 \u062d\u0644\u0642\u0647 \u0622 <em>\u062a\u0646\u0638\u06cc\u0645<\/em> \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u0646 <em>\u0628\u0631\u0627\u06cc \u0647\u0631()<\/em><\/h3>\n<p>\u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0639\u0646\u0627\u0635\u0631 \u0645\u062c\u0645\u0648\u0639\u0647 JavaScript \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646 \u062a\u06a9\u0631\u0627\u0631 \u06a9\u0646\u06cc\u062f <code>forEach()<\/code> \u0631\u0648\u0634.  \u0645\u062b\u0644\u0627:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> nums = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-built_in\">Set<\/span>((<span class=\"hljs-number\">11<\/span>, <span class=\"hljs-number\">25<\/span>, <span class=\"hljs-number\">35<\/span>, <span class=\"hljs-number\">47<\/span>, <span class=\"hljs-number\">25<\/span>, <span class=\"hljs-number\">47<\/span>));\n\nnums.forEach(myFunction);\n\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">myFunction<\/span>(<span class=\"hljs-params\">num<\/span>) <\/span>{\n    <span class=\"hljs-built_in\">console<\/span>.log(num);\n}\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646 \u0646\u062a\u06cc\u062c\u0647 \u062f\u0631:<\/p>\n<pre><code class=\"hljs\">11\n25\n35\n47\n<\/code><\/pre>\n<div class=\"alert alert-note\">\n<div class=\"flex\">\n<div class=\"flex-shrink-0 mr-3\"><\/div>\n<div class=\"w-full\">\n<p><strong>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f:<\/strong> \u0622 <code>Set<\/code> \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u0645\u0648\u0627\u0631\u062f \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0627\u0633\u062a \u060c \u06cc\u0639\u0646\u06cc \u0647\u06cc\u0686 \u0639\u0646\u0635\u0631 \u0642\u0627\u0628\u0644 \u062a\u06a9\u0631\u0627\u0631 \u0627\u0633\u062a.<\/p>\n<\/p><\/div><\/div><\/div>\n<h3 id=\"howtolooptroughamapusingforeach\">\u0686\u06af\u0648\u0646\u0647 \u0628\u0647 \u062d\u0644\u0642\u0647 \u062d\u0644\u0642\u0647 \u0622\u0641 <em>\u0646\u0642\u0634\u0647<\/em> \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u0646 <em>\u0628\u0631\u0627\u06cc \u0647\u0631()<\/em><\/h3>\n<p>\u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0639\u0646\u0627\u0635\u0631 \u06cc\u06a9 \u0646\u0642\u0634\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>forEach()<\/code> \u0631\u0648\u0634\u060c \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 <code>key<\/code> \u0648 <code>value<\/code> \u0627\u0632 \u0647\u0631 \u0648\u0631\u0648\u062f\u06cc\u060c \u0628\u0647 \u062c\u0627\u06cc \u062e\u0648\u062f \u0648\u0631\u0648\u062f\u06cc:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-comment\">\/\/ Declaring map<\/span>\n<span class=\"hljs-keyword\">const<\/span> map = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-built_in\">Map<\/span>();\n\n<span class=\"hljs-comment\">\/\/ Inserting key\/value pairs<\/span>\nmap.set(<span class=\"hljs-string\">'greeting'<\/span>, <span class=\"hljs-string\">'Hello'<\/span>);\nmap.set(<span class=\"hljs-string\">'firstName'<\/span>, <span class=\"hljs-string\">'John'<\/span>);\nmap.set(<span class=\"hljs-string\">'lastName'<\/span>, <span class=\"hljs-string\">'Doe'<\/span>);\n\n<span class=\"hljs-comment\">\/\/ Loop through with forEach<\/span>\nmap.forEach(<span class=\"hljs-function\">(<span class=\"hljs-params\">value, key<\/span>) =&gt;<\/span> {\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">`<span class=\"hljs-subst\">${key}<\/span> - <span class=\"hljs-subst\">${value}<\/span>`<\/span>);\n});\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646 \u0646\u062a\u06cc\u062c\u0647 \u062f\u0631:<\/p>\n<pre><code class=\"hljs\">greeting - Hello\nfirstName - John\nlastName - John\n<\/code><\/pre>\n<h2 id=\"conclusion\"><span class=\"ez-toc-section\" id=\"%d9%86%d8%aa%db%8c%d8%ac%d9%87\"><\/span>\u0646\u062a\u06cc\u062c\u0647<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627 \u060c \u0645\u0627 \u0646\u06af\u0627\u0647\u06cc \u0628\u0647 \u0631\u0648\u0634 JavaScript \u0627\u0646\u062f\u0627\u062e\u062a\u0647 \u0627\u06cc\u0645 <code>forEach()<\/code> \u0631\u0648\u0634 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f \u060c \u0648 \u0627\u06cc\u0646\u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 \u0622\u0646 \u0628\u0631\u0627\u06cc \u062d\u0644\u0642\u0647 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0639\u0646\u0627\u0635\u0631 \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645.  \u0645\u0627 \u0646\u06af\u0627\u0647\u06cc \u0628\u0647 \u0627\u0633\u062a\u062f\u0644\u0627\u0644 \u0647\u0627\u06cc \u0647\u0645\u0631\u0627\u0647 \u060c \u0645\u0627\u0646\u0646\u062f <code>currentElement<\/code>\u060c <code>index<\/code>\u060c \u0648 <code>array<\/code> \u06a9\u0647 \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u0639\u0646\u0627\u0635\u0631 \u062e\u0627\u0635\u06cc \u0631\u0627 \u0627\u0632 \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u062f\u0631 \u0646\u0647\u0627\u06cc\u062a\u060c \u0645\u0627 \u0646\u06af\u0627\u0647\u06cc \u0628\u0647 \u0686\u0646\u062f\u06cc\u0646 \u0645\u062b\u0627\u0644 \u0627\u0646\u062f\u0627\u062e\u062a\u0647\u200c\u0627\u06cc\u0645 \u06a9\u0647 \u062a\u0641\u0627\u0648\u062a \u0628\u06cc\u0646 \u0622\u0646\u200c\u0647\u0627 \u0631\u0627 \u067e\u0648\u0634\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f <code>forEach()<\/code> \u0631\u0648\u0634 \u0648  <code>for<\/code> \u062d\u0644\u0642\u0647\u060c \u0648 \u0631\u0648\u0634 \u062d\u0644\u0642\u0647 \u0632\u062f\u0646 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u062f\u06cc\u06af\u0631 \u0633\u0627\u062e\u062a\u0627\u0631\u0647\u0627\u06cc \u062f\u0627\u062f\u0647 (\u0645\u062c\u0645\u0648\u0639\u0647 \u0647\u0627 \u0648 \u0646\u0642\u0634\u0647 \u0647\u0627) \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>forEach()<\/code> \u0631\u0648\u0634.<\/p>\n<\/div>\n<p><br \/>\n<br \/>\u0645\u0646\u062a\u0634\u0631 \u0634\u062f\u0647 \u062f\u0631 1403-01-10 16:48:03<br \/>\n<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-center kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;center&quot;,&quot;id&quot;:&quot;15278&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;0&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;0&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628&quot;,&quot;legend&quot;:&quot;0\\\/5 (0 \u0631\u0627\u06cc)&quot;,&quot;size&quot;:&quot;30&quot;,&quot;title&quot;:&quot;\u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u0645\u062a\u062f forEach() \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u062a\u062f forEach() \u06cc\u06a9\u06cc \u0627\u0632 \u0631\u0648\u0634\u200c\u0647\u0627\u06cc \u0645\u062a\u0639\u062f\u062f\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0627\u0632 \u0622\u0646 \u0628\u0631\u0627\u06cc \u062d\u0644\u0642\u0647 \u0632\u062f\u0646 \u0645\u062d\u062a\u0648\u06cc\u0627\u062a \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f \u0648 \u0647\u0631 \u0639\u0646\u0635\u0631 \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u0645\u062a\u0648\u0627\u0644\u06cc \u0646\u0634\u0627\u0646 \u062f\u0627\u062f.  \u0627\u06cc\u0646 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u0645\u062a\u0645\u0627\u06cc\u0632 \u0631\u0627 \u062f\u0627\u0631\u062f \u06a9\u0647 \u0622\u0646 \u0631\u0627 \u0627\u0632 \u0633\u0627\u06cc\u0631 \u062a\u06a9\u0646\u06cc\u06a9\u200c\u0647\u0627\u06cc \u062a\u06a9\u0631\u0627\u0631 \u0631\u0648\u06cc \u0622\u0631\u0627\u06cc\u0647\u200c\u0647\u0627 \u0645\u062a\u0645\u0627\u06cc\u0632 \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u0627\u06cc\u0646 \u0634\u0645\u0627 \u0647\u0633\u062a\u06cc\u062f \u06a9\u0647 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f \u06a9\u062f\u0627\u0645 \u0631\u0648\u0634 \u0631\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0646\u06cc\u062f...&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} ({count} \u0631\u0627\u06cc)&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 24px;\">\n            <span class=\"kksr-muted\">\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628<\/span>\n    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 8<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span>\u0645\u0639\u0631\u0641\u06cc \u0631\u0627 forEach() \u0645\u062a\u062f \u06cc\u06a9\u06cc \u0627\u0632 \u0631\u0648\u0634\u200c\u0647\u0627\u06cc\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0627\u0632 \u0622\u0646 \u0628\u0631\u0627\u06cc \u062d\u0644\u0642\u0647 \u0632\u062f\u0646 \u0645\u062d\u062a\u0648\u0627\u06cc \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u0648 \u0646\u0645\u0627\u06cc\u0634 \u0647\u0631 \u0639\u0646\u0635\u0631 \u0628\u0647 \u0635\u0648\u0631\u062a \u0645\u062a\u0648\u0627\u0644\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f. \u062f\u0627\u0631\u0627\u06cc \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u0645\u062a\u0645\u0627\u06cc\u0632 \u0627\u0633\u062a \u06a9\u0647 \u0622\u0646 \u0631\u0627 \u0627\u0632 \u0633\u0627\u06cc\u0631 \u062a\u06a9\u0646\u06cc\u06a9 \u0647\u0627\u06cc \u062a\u06a9\u0631\u0627\u0631 \u0631\u0648\u06cc \u0622\u0631\u0627\u06cc\u0647 \u0647\u0627 \u0645\u062a\u0645\u0627\u06cc\u0632 \u0645\u06cc \u06a9\u0646\u062f\u060c \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u0627\u06cc\u0646 \u0634\u0645\u0627 \u0647\u0633\u062a\u06cc\u062f \u06a9\u0647 \u0627\u0646\u062a\u062e\u0627\u0628 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9049,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1772,620],"tags":[3806,1843,1842,2009,3676,2508,1904,1776,1811,1786,1781,1967,2242,1789,1814,1807,3290,3813,1780,1103,2573,3467,2258,1803,1759,2123,2781,2667,3809,808,1859,1914,3515,2802,1819,1972,1806,1795,3228,3807,3812,3810,1903,2477,3808,3627,3466,2250,1818,2300,3811,1813,2364],"class_list":["post-15278","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript","category-programming","tag-foreach","tag-nodejs-hosting","tag-nodejs-vps","tag-2009","tag-3676","tag--javascript","tag-1904","tag-1776","tag-1811","tag-1786","tag-1781","tag----nodejs","tag-2242","tag-1789","tag-1814","tag-1807","tag-3290","tag-3813","tag-1780","tag-1103","tag-2573","tag-3467","tag-2258","tag-1803","tag-1759","tag-2123","tag-2781","tag-2667","tag-3809","tag-808","tag---nodejs","tag-1914","tag-3515","tag-2802","tag-1819","tag-1972","tag-1806","tag-1795","tag-3228","tag-3807","tag-3812","tag-3810","tag-1903","tag-2477","tag-3808","tag-3627","tag-3466","tag--nodejs","tag-1818","tag-2300","tag-3811","tag-1813","tag-2364"],"acf":[],"_links":{"self":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/15278","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/comments?post=15278"}],"version-history":[{"count":0,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/15278\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media\/9049"}],"wp:attachment":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media?parent=15278"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/categories?post=15278"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/tags?post=15278"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}