{"id":16273,"date":"2024-01-23T00:54:11","date_gmt":"2024-01-22T21:24:11","guid":{"rendered":"https:\/\/rasanegar.com\/blog\/%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c-%d9%81%d9%88%d8%b1%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c\/"},"modified":"2024-01-23T00:54:11","modified_gmt":"2024-01-22T21:24:11","slug":"%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c-%d9%81%d9%88%d8%b1%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c","status":"publish","type":"post","link":"https:\/\/rasanegaar.com\/blog\/%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c-%d9%81%d9%88%d8%b1%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c\/","title":{"rendered":"\u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0648\u0627\u0628\u0639 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\u062a\u0627\u0628\u0639 \u0641\u0648\u0631\u06cc \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0634\u062f\u0647 (IIFE) \u06a9\u0647 &#8220;iffy&#8221; \u062a\u0644\u0641\u0638 \u0645\u06cc \u0634\u0648\u062f\u060c \u06cc\u06a9 \u0627\u0644\u06af\u0648\u06cc \u0631\u0627\u06cc\u062c \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0633\u062a \u06a9\u0647 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0631\u0627 \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u067e\u0633 \u0627\u0632 \u062a\u0639\u0631\u06cc\u0641 \u0622\u0646 \u0627\u062c\u0631\u0627 \u0645\u06cc \u06a9\u0646\u062f.  \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u062f\u0631 \u062f\u0631\u062c\u0647 \u0627\u0648\u0644 &#8230;"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0633\u0631\u0641\u0635\u0644\u0647\u0627\u06cc \u0645\u0637\u0644\u0628<\/p>\n<\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c-%d9%81%d9%88%d8%b1%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c\/#%d9%85%d8%b9%d8%b1%d9%81%db%8c\" >\u0645\u0639\u0631\u0641\u06cc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c-%d9%81%d9%88%d8%b1%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c\/#%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa_%d8%aa%d8%a7%d8%a8%d8%b9_%da%86%db%8c%d8%b3%d8%aa%d8%9f\" >\u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0686\u06cc\u0633\u062a\u061f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c-%d9%81%d9%88%d8%b1%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c\/#%d8%aa%d9%88%d8%a7%d8%a8%d8%b9_%d9%be%db%8c%da%a9%d8%a7%d9%86\" >\u062a\u0648\u0627\u0628\u0639 \u067e\u06cc\u06a9\u0627\u0646<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c-%d9%81%d9%88%d8%b1%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c\/#%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa_%d8%aa%d8%a7%d8%a8%d8%b9_%d8%a8%d9%84%d8%a7%d9%81%d8%a7%d8%b5%d9%84%d9%87_%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c_%d8%b4%d8%af%d9%87_%da%86%db%8c%d8%b3%d8%aa%d8%9f\" >\u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0634\u062f\u0647 \u0686\u06cc\u0633\u062a\u061f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c-%d9%81%d9%88%d8%b1%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c\/#%d8%aa%d8%ba%db%8c%db%8c%d8%b1%d8%a7%d8%aa_%d9%86%d8%ad%d9%88%db%8c\" >\u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u0646\u062d\u0648\u06cc<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c-%d9%81%d9%88%d8%b1%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c\/#%da%86%d9%87_%d8%b2%d9%85%d8%a7%d9%86%db%8c_%d8%a7%d8%b2_iife_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%da%a9%d9%86%db%8c%d9%85%d8%9f\" >\u0686\u0647 \u0632\u0645\u0627\u0646\u06cc \u0627\u0632 IIFE \u0627\u0633\u062a\u0641\u0627\u062f\u0647 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href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c-%d9%81%d9%88%d8%b1%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c\/#%d8%a7%db%8c%d8%ac%d8%a7%d8%af_%d9%85%d8%aa%d8%ba%db%8c%d8%b1%d9%87%d8%a7_%d9%88_%d8%aa%d9%88%d8%a7%d8%a8%d8%b9_%d8%ae%d8%b5%d9%88%d8%b5%db%8c\" >\u0627\u06cc\u062c\u0627\u062f \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0648 \u062a\u0648\u0627\u0628\u0639 \u062e\u0635\u0648\u0635\u06cc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c-%d9%81%d9%88%d8%b1%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c\/#%d8%aa%d9%88%d8%a7%d8%a8%d8%b9_%d9%86%d8%a7%d9%87%d9%85%d8%b2%d9%85%d8%a7%d9%86_%d8%af%d8%b1_%d8%ad%d9%84%d9%82%d9%87_%d9%87%d8%a7\" >\u062a\u0648\u0627\u0628\u0639 \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u062f\u0631 \u062d\u0644\u0642\u0647 \u0647\u0627<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c-%d9%81%d9%88%d8%b1%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c\/#block_scoping_%d8%a8%d8%a7_let_%d9%88_const\" >Block Scoping \u0628\u0627 let \u0648 const<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/rasanegaar.com\/blog\/%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa-%d8%aa%d9%88%d8%a7%d8%a8%d8%b9-%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c-%d9%81%d9%88%d8%b1%db%8c-%d8%ac%d8%a7%d9%88%d8%a7-%d8%a7%d8%b3%da%a9%d8%b1%db%8c\/#%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\"> 7<\/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>\u062a\u0639\u0631\u06cc\u0641 \u0648 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062a\u0648\u0627\u0628\u0639\u060c \u0634\u06cc\u0648\u0647 \u0647\u0627\u06cc \u06a9\u0644\u06cc\u062f\u06cc \u0628\u0631\u0627\u06cc \u062a\u0633\u0644\u0637 \u0628\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0648 \u0627\u06a9\u062b\u0631 \u0632\u0628\u0627\u0646 \u0647\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc \u062f\u06cc\u06af\u0631 \u0647\u0633\u062a\u0646\u062f.  \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0642\u0628\u0644 \u0627\u0632 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062f\u0631 \u06a9\u062f \u0634\u0645\u0627 \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc \u0634\u0648\u062f.<\/p>\n<p>\u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0641\u0648\u0631\u06cc \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0634\u062f\u0647 (IIFE) \u06a9\u0647 &#8220;iffy&#8221; \u062a\u0644\u0641\u0638 \u0645\u06cc \u0634\u0648\u062f\u060c \u06cc\u06a9 \u0627\u0644\u06af\u0648\u06cc \u0631\u0627\u06cc\u062c \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0633\u062a \u06a9\u0647 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0631\u0627 \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u067e\u0633 \u0627\u0632 \u062a\u0639\u0631\u06cc\u0641 \u0622\u0646 \u0627\u062c\u0631\u0627 \u0645\u06cc \u06a9\u0646\u062f.  \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u062f\u0631 \u062f\u0631\u062c\u0647 \u0627\u0648\u0644 \u0627\u0632 \u0627\u06cc\u0646 \u0627\u0644\u06af\u0648 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u0646\u062f \u062a\u0627 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062d\u0627\u0635\u0644 \u06a9\u0646\u0646\u062f \u06a9\u0647 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0641\u0642\u0637 \u062f\u0631 \u0645\u062d\u062f\u0648\u062f\u0647 \u062a\u0627\u0628\u0639 \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u0642\u0627\u0628\u0644 \u062f\u0633\u062a\u0631\u0633\u06cc \u0647\u0633\u062a\u0646\u062f.<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0627\u0628\u062a\u062f\u0627 \u0628\u0627 \u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0622\u0634\u0646\u0627 \u0645\u06cc \u0634\u0648\u06cc\u062f.  \u067e\u0633 \u0627\u0632 \u0622\u0646\u060c \u0645\u0627 \u0639\u0645\u06cc\u0642 \u062a\u0631 \u0628\u0647 IIFE \u0647\u0627 \u062e\u0648\u0627\u0647\u06cc\u0645 \u067e\u0631\u062f\u0627\u062e\u062a &#8211; \u0686\u06af\u0648\u0646\u0647 \u0622\u0646\u0647\u0627 \u0631\u0627 \u0628\u0646\u0648\u06cc\u0633\u06cc\u0645 \u0648 \u0686\u0647 \u0632\u0645\u0627\u0646\u06cc \u0627\u0632 \u0622\u0646\u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645.  \u062f\u0631 \u0646\u0647\u0627\u06cc\u062a\u060c \u0645\u0627 \u062f\u0631 \u0645\u0648\u0631\u062f \u0686\u06af\u0648\u0646\u06af\u06cc <code>let<\/code> \u06a9\u0644\u06cc\u062f\u0648\u0627\u0698\u0647 \u0645\u0639\u0631\u0641\u06cc \u0634\u062f\u0647 \u062f\u0631 ECMAScript 6 \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u062a\u0645\u06cc\u0632\u062a\u0631\u06cc \u0628\u0631\u0627\u06cc \u0628\u0631\u062e\u06cc \u0645\u0648\u0627\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 IIFE \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u062f\u0647\u062f.<\/p>\n<h2 id=\"whatarefunctionexpressions\"><span class=\"ez-toc-section\" id=\"%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa_%d8%aa%d8%a7%d8%a8%d8%b9_%da%86%db%8c%d8%b3%d8%aa%d8%9f\"><\/span>\u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0686\u06cc\u0633\u062a\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0631\u0627 \u0628\u0647 2 \u0631\u0648\u0634 \u0645\u062e\u062a\u0644\u0641 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u062f:<\/p>\n<ol>\n<li>\u06cc\u06a9 \u0627\u0639\u0644\u0627\u0645\u06cc\u0647<\/li>\n<li>\u06cc\u06a9 \u0628\u06cc\u0627\u0646<\/li>\n<\/ol>\n<p><strong>\u0627\u0639\u0644\u0627\u0645\u06cc\u0647 \u0647\u0627\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f<\/strong> \u0628\u0627 <code>function<\/code> \u06a9\u0644\u0645\u0647 \u06a9\u0644\u06cc\u062f\u06cc\u060c \u0628\u0647 \u062f\u0646\u0628\u0627\u0644 \u0622\u0646 \u0646\u0627\u0645 \u062a\u0627\u0628\u0639 \u0648 \u0647\u0631 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a.  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 a \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645 <code>logName<\/code> \u0639\u0645\u0644\u06a9\u0631\u062f \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06cc\u06a9 \u0627\u0639\u0644\u0627\u0646 \u0645\u0627\u0646\u0646\u062f \u0632\u06cc\u0631:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">logName<\/span>(<span class=\"hljs-params\">userName<\/span>) <\/span>{\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">`<span class=\"hljs-subst\">${userName}<\/span>, you are awesome`<\/span>);\n};\n\nlogName(<span class=\"hljs-string\">\"Jane\"<\/span>);\n<\/code><\/pre>\n<p>\u0627\u0632 \u062a\u0639\u0631\u06cc\u0641 \u062a\u0627\u0628\u0639\u060c \u0647\u0631 \u0645\u0642\u062f\u0627\u0631 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u0631\u0627 \u062f\u0631 \u0622\u0646 \u062b\u0628\u062a \u0645\u06cc \u06a9\u0646\u06cc\u0645 <code>message<\/code> \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0628\u0647 console.  \u0633\u067e\u0633 \u062a\u0627\u0628\u0639 \u0631\u0627 \u0628\u0627 &#8220;Jane, you awesome!&#8221; \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u06a9\u0631\u062f\u06cc\u0645 \u06a9\u0647 \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u062f\u0627\u062f print \u0622\u0646 \u0645\u062a\u0646 \u0628\u0647 console.<\/p>\n<p>\u0647\u0646\u06af\u0627\u0645 \u062a\u0639\u0631\u06cc\u0641 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0639\u0644\u0627\u0646 \u062a\u0627\u0628\u0639\u060c \u062a\u0627\u0628\u0639 \u0627\u0633\u062a <em>\u0628\u0631\u0627\u0641\u0631\u0627\u0634\u062a\u0647 \u0634\u062f<\/em>.  \u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062f\u0631 \u062d\u0627\u0644 \u0627\u062c\u0631\u0627\u06cc \u06a9\u062f \u0627\u0633\u062a\u060c \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u06cc\u0627 \u0645\u062a\u063a\u06cc\u0631 \u0627\u0641\u0632\u0627\u06cc\u0634 \u06cc\u0627\u0641\u062a\u0647 \u062f\u0631 \u0628\u0627\u0644\u0627\u06cc \u0645\u062d\u062f\u0648\u062f\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc \u0622\u0646\u0647\u0627 \u0642\u0631\u0627\u0631 \u0645\u06cc \u06af\u06cc\u0631\u062f.<\/p>\n<blockquote>\n<p><strong>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f:<\/strong> Functional Scope \u0628\u0647 \u062c\u0627\u06cc\u06cc \u0627\u0634\u0627\u0631\u0647 \u062f\u0627\u0631\u062f \u06a9\u0647 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u0627\u0633\u062a.  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0627\u06af\u0631 \u06cc\u06a9 \u062a\u0627\u0628\u0639 <code>foo()<\/code> \u062d\u0627\u0648\u06cc \u06cc\u06a9 \u062a\u0627\u0628\u0639 <code>bar()<\/code> \u062f\u0631 \u062f\u0627\u062e\u0644 \u0622\u0646\u060c \u0645\u06cc \u06af\u0648\u06cc\u06cc\u0645 \u06a9\u0647 \u0645\u062d\u062f\u0648\u062f\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc <code>bar()<\/code> \u0627\u0633\u062a <code>foo()<\/code>.  \u0627\u06af\u0631 <code>foo()<\/code> \u067e\u0633 \u062f\u0631 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u062a\u0639\u0631\u06cc\u0641 \u0646\u0634\u062f\u0647 \u0628\u0648\u062f <code>foo()<\/code> \u0628\u0647 \u06af\u0633\u062a\u0631\u0647 \u062c\u0647\u0627\u0646\u06cc \u062a\u0639\u0644\u0642 \u062f\u0627\u0631\u062f.  \u062a\u0648\u0627\u0628\u0639 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062f\u0631 \u0645\u062d\u062f\u0648\u062f\u0647 \u062c\u0647\u0627\u0646\u06cc \u0628\u0631\u0627\u06cc \u0647\u0645\u0647 \u06a9\u062f\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0628\u0627 \u0622\u0646 \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u062f \u0642\u0627\u0628\u0644 \u062f\u0633\u062a\u0631\u0633\u06cc \u0647\u0633\u062a\u0646\u062f.<\/p>\n<\/blockquote>\n<p>\u062f\u0631 \u0639\u0645\u0644\u060c \u0627\u06cc\u0646 \u0631\u0641\u062a\u0627\u0631 \u0628\u0647 \u0634\u0645\u0627 \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc \u062f\u0647\u062f \u062a\u0627 \u0642\u0628\u0644 \u0627\u0632 \u062a\u0639\u0631\u06cc\u0641 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u06a9\u062f \u0642\u0628\u0644\u06cc \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0647 \u0627\u06cc\u0646 \u0634\u06a9\u0644 \u0628\u0627\u0632\u0646\u0648\u06cc\u0633\u06cc \u06a9\u0631\u062f \u0648 \u0628\u0647 \u0647\u0645\u06cc\u0646 \u062a\u0631\u062a\u06cc\u0628 \u0639\u0645\u0644 \u0645\u06cc \u06a9\u0646\u062f:<\/p>\n<pre><code class=\"hljs\">logName();\n\n<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">logName<\/span>(<span class=\"hljs-params\">name<\/span>) <\/span>{\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">`<span class=\"hljs-subst\">${name}<\/span>, you are awesome!`<\/span>);\n};\n<\/code><\/pre>\n<p><strong>\u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639<\/strong> \u062a\u0639\u0627\u0631\u06cc\u0641 \u062a\u0648\u0627\u0628\u0639\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0628\u0647 \u06cc\u06a9 \u0645\u062a\u063a\u06cc\u0631 \u0627\u062e\u062a\u0635\u0627\u0635 \u062f\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f.  \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646\u060c \u0645\u0627 <code>logName()<\/code> \u0627\u0639\u0644\u0627\u0646 \u062a\u0627\u0628\u0639 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u06cc\u06a9 \u0639\u0628\u0627\u0631\u062a \u062a\u0627\u0628\u0639 \u062a\u0628\u062f\u06cc\u0644 \u0634\u0648\u062f \u0627\u06af\u0631 \u0622\u0646 \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> logUserName = <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">logName<\/span>(<span class=\"hljs-params\">name<\/span>) <\/span>{\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">`<span class=\"hljs-subst\">${name}<\/span>, you are awesome!`<\/span>);\n};\n\nlogUserName(<span class=\"hljs-string\">\"Jane\"<\/span>);\n<\/code><\/pre>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c \u0628\u0631\u0627\u06cc \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062a\u0627\u0628\u0639 \u0628\u0627\u06cc\u062f \u0627\u0632 \u0646\u0627\u0645 \u0645\u062a\u063a\u06cc\u0631 \u0627\u0631\u0627\u0626\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645 &#8211; <code>logUserName<\/code>.  \u0627\u06cc\u0646 \u0631\u0641\u062a\u0627\u0631 \u0639\u0645\u0644\u06a9\u0631\u062f \u0631\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u0646\u0645\u06cc \u062f\u0647\u062f\u060c \u0647\u0645\u0686\u0646\u0627\u0646 &#8220;You are awesome&#8221; \u0631\u0627 \u0648\u0627\u0631\u062f \u0645\u06cc \u06a9\u0646\u062f console.<\/p>\n<p>\u0628\u0631\u062e\u0644\u0627\u0641 \u0627\u0639\u0644\u0627\u0646 \u062a\u0627\u0628\u0639\u060c \u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0647\u0633\u062a\u0646\u062f <strong>\u0646\u0647<\/strong> \u0628\u0631\u0627\u0641\u0631\u0627\u0634\u062a\u0647 \u0634\u062f.  \u0627\u06cc\u0646 \u062a\u0648\u0627\u0628\u0639 \u062a\u0646\u0647\u0627 \u0632\u0645\u0627\u0646\u06cc \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0645\u0641\u0633\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0622\u0646 \u062e\u0637 \u06a9\u062f \u0631\u0627 \u067e\u0631\u062f\u0627\u0632\u0634 \u06a9\u0646\u062f.<\/p>\n<p>\u0645\u062b\u0644\u0627\u064b \u0627\u06af\u0631 \u0633\u0639\u06cc \u06a9\u0631\u062f\u06cc\u0645 \u062a\u0645\u0627\u0633 \u0628\u06af\u06cc\u0631\u06cc\u0645 <code>logUserName()<\/code> \u0642\u0628\u0644 \u0627\u0632 \u0627\u06cc\u062c\u0627\u062f \u0622\u0646 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u0639\u0628\u0627\u0631\u062a \u062a\u0627\u0628\u0639:<\/p>\n<pre><code class=\"hljs\">logUserName(<span class=\"hljs-string\">\"Jane\"<\/span>);\n<span class=\"hljs-keyword\">const<\/span> logUserName = <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">logName<\/span>(<span class=\"hljs-params\">name<\/span>) <\/span>{\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">`<span class=\"hljs-subst\">${name}<\/span>, you are awesome!`<\/span>);\n};\n<\/code><\/pre>\n<p>\u062e\u0637\u0627\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u0645\u06cc \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\">Uncaught ReferenceError: Cannot access 'logUserName' before initialization\n<\/code><\/pre>\n<p>\u062a\u0641\u0627\u0648\u062a \u062f\u06cc\u06af\u0631 \u0628\u06cc\u0646 \u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0648 \u0627\u0639\u0644\u0627\u0646 \u062a\u0627\u0628\u0639 \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0645\u06cc \u062a\u0648\u0627\u0646\u0646\u062f \u062a\u0648\u0627\u0628\u0639 \u0631\u0627 \u0628\u062f\u0648\u0646 \u0646\u0627\u0645 \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u0646\u062f.<\/p>\n<p>\u062a\u0648\u0627\u0628\u0639 \u0628\u062f\u0648\u0646 \u0646\u0627\u0645 \u0646\u0627\u0645\u06cc\u062f\u0647 \u0645\u06cc \u0634\u0648\u0646\u062f <em>\u062a\u0648\u0627\u0628\u0639 \u0646\u0627\u0634\u0646\u0627\u0633<\/em>.  \u0645\u062b\u0644\u0627\u060c <code>logUserName()<\/code> \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0627 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0646\u0627\u0634\u0646\u0627\u0633 \u0645\u0627\u0646\u0646\u062f \u0627\u06cc\u0646 \u062a\u0639\u0631\u06cc\u0641 \u0634\u0648\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> logUserName = <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\">name<\/span>) <\/span>{\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">`<span class=\"hljs-subst\">${name}<\/span>, you are awesome!`<\/span>);\n};\n<\/code><\/pre>\n<h3 id=\"arrowfunctions\"><span class=\"ez-toc-section\" id=\"%d8%aa%d9%88%d8%a7%d8%a8%d8%b9_%d9%be%db%8c%da%a9%d8%a7%d9%86\"><\/span>\u062a\u0648\u0627\u0628\u0639 \u067e\u06cc\u06a9\u0627\u0646<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062a\u0648\u0627\u0628\u0639 \u067e\u06cc\u06a9\u0627\u0646\u060c \u0642\u0646\u062f \u0646\u062d\u0648\u06cc \u0631\u0627 \u0628\u0631\u0627\u06cc \u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u06a9\u0646\u0646\u062f.  \u0627\u062c\u0631\u0627\u06cc \u0645\u062c\u062f\u062f \u0645\u0627 <code>logUserName<\/code> \u062a\u0627\u0628\u0639 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0641\u0644\u0634 \u0628\u0647 \u0634\u06a9\u0644 \u0632\u06cc\u0631 \u0627\u0633\u062a:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">const<\/span> logUserName = <span class=\"hljs-function\">(<span class=\"hljs-params\">name<\/span>) =&gt;<\/span> {\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">`<span class=\"hljs-subst\">${name}<\/span>, you are awesome!`<\/span>);\n}\n<\/code><\/pre>\n<p>\u0628\u0631\u0627\u06cc \u06a9\u0633\u0628 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0628\u06cc\u0634\u062a\u0631 \u062f\u0631 \u0645\u0648\u0631\u062f \u0627\u06cc\u0646 \u0646\u062d\u0648 \u0648 \u0631\u0648\u0634 \u062a\u0623\u062b\u06cc\u0631 \u0622\u0646 \u0628\u0631 \u062f\u0627\u0645\u0646\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f\u060c \u062a\u0648\u0627\u0628\u0639 \u067e\u06cc\u06a9\u0627\u0646 \u0631\u0627 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u062e\u0648\u0627\u0646\u06cc\u062f.<\/p>\n<p>\u0627\u06a9\u0646\u0648\u0646 \u06a9\u0647 \u0645\u06cc \u062f\u0627\u0646\u06cc\u0645 \u0686\u06af\u0648\u0646\u0647 \u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0645\u062e\u062a\u0644\u0641 \u0631\u0627 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0631\u0648\u0634 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0641\u0648\u0631\u06cc \u0622\u0646\u0647\u0627 \u0631\u0627 \u0628\u06cc\u0627\u0645\u0648\u0632\u06cc\u0645.<\/p>\n<h2 id=\"whatareimmediatelyinvokedfunctionexpressions\"><span class=\"ez-toc-section\" id=\"%d8%b9%d8%a8%d8%a7%d8%b1%d8%a7%d8%aa_%d8%aa%d8%a7%d8%a8%d8%b9_%d8%a8%d9%84%d8%a7%d9%81%d8%a7%d8%b5%d9%84%d9%87_%d9%81%d8%b1%d8%a7%d8%ae%d9%88%d8%a7%d9%86%db%8c_%d8%b4%d8%af%d9%87_%da%86%db%8c%d8%b3%d8%aa%d8%9f\"><\/span>\u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0634\u062f\u0647 \u0686\u06cc\u0633\u062a\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>IIFE \u0647\u0627 \u062a\u0648\u0627\u0628\u0639\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u0646\u062f <em>\u0633\u0631\u06cc\u0639\u0627 \u0628\u0639\u062f \u0627\u0632<\/em> \u062f\u0631 \u062d\u0627\u0644 \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0646<\/p>\n<p>\u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0647\u0631 \u0639\u0628\u0627\u0631\u062a \u062a\u0627\u0628\u0639\u06cc \u0631\u0627 \u0628\u0627 \u0642\u0631\u0627\u0631 \u062f\u0627\u062f\u0646 \u0622\u0646 \u062f\u0631 \u067e\u0631\u0627\u0646\u062a\u0632 \u0648 \u0627\u0636\u0627\u0641\u0647 \u06a9\u0631\u062f\u0646 \u06cc\u06a9 \u062c\u0641\u062a \u067e\u0631\u0627\u0646\u062a\u0632 \u0632\u06cc\u0631 \u0628\u0647 \u06cc\u06a9 IIFE \u062a\u0628\u062f\u06cc\u0644 \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\">(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\"><\/span>) <\/span>{\n    <span class=\"hljs-comment\">\/\/ Code that runs in your function<\/span>\n})()\n<\/code><\/pre>\n<p>\u0647\u0645\u0686\u0646\u06cc\u0646\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u0646\u062d\u0648 \u0641\u0644\u0634 \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 IIFE \u0628\u0647 \u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f:<\/p>\n<pre><code class=\"hljs\">(<span class=\"hljs-function\">() =&gt;<\/span> {\n    <span class=\"hljs-comment\">\/\/ Code that runs in your function<\/span>\n})()\n<\/code><\/pre>\n<p>\u067e\u0631\u0627\u0646\u062a\u0632\u0647\u0627\u06cc \u0627\u0637\u0631\u0627\u0641 \u062a\u0639\u0631\u06cc\u0641 \u062a\u0627\u0628\u0639 \u0628\u0647 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc \u062f\u0647\u062f \u0628\u062f\u0627\u0646\u062f \u06a9\u0647 \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0631\u0627 \u062e\u0648\u0627\u0647\u062f \u06a9\u0631\u062f process \u06cc\u06a9 \u0639\u0628\u0627\u0631\u062a \u062a\u0627\u0628\u0639  \u0622\u062e\u0631\u06cc\u0646 \u062c\u0641\u062a \u067e\u0631\u0627\u0646\u062a\u0632 \u062a\u0627\u0628\u0639 \u0631\u0627 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<h3 id=\"syntaxvariations\"><span class=\"ez-toc-section\" id=\"%d8%aa%d8%ba%db%8c%db%8c%d8%b1%d8%a7%d8%aa_%d9%86%d8%ad%d9%88%db%8c\"><\/span>\u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u0646\u062d\u0648\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u06af\u0631 \u0627\u0632 \u06cc\u06a9 \u0639\u0645\u0644\u06af\u0631 unary \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u062f\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f IIFE \u0631\u0627 \u0628\u062f\u0648\u0646 \u0627\u0648\u0644\u06cc\u0646 \u0645\u062c\u0645\u0648\u0639\u0647 \u067e\u0631\u0627\u0646\u062a\u0632 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f &#8211; \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631\u0647\u0627\u06cc \u062e\u0627\u0635\u06cc \u06a9\u0647 \u0628\u0647 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u06cc\u200c\u06af\u0648\u06cc\u0646\u062f \u0639\u0628\u0627\u0631\u062a \u0632\u06cc\u0631 \u0631\u0627 \u0627\u0631\u0632\u06cc\u0627\u0628\u06cc \u06a9\u0646\u062f.<\/p>\n<p>\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0631\u0627 \u0628\u0627 \u0639\u0645\u0644\u06af\u0631\u0647\u0627\u06cc \u06cc\u0648\u0646\u0627\u0631\u06cc \u0645\u0627\u0646\u0646\u062f \u0627\u06cc\u0646 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\">+<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\"><\/span>) <\/span>{\n    <span class=\"hljs-comment\">\/\/ Code that runs in your function<\/span>\n}();\n\n-<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\"><\/span>) <\/span>{\n    <span class=\"hljs-comment\">\/\/ Code that runs in your function<\/span>\n}();\n\n!<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\"><\/span>) <\/span>{\n    <span class=\"hljs-comment\">\/\/ Code that runs in your function<\/span>\n}();\n\n~<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\"><\/span>) <\/span>{\n    <span class=\"hljs-comment\">\/\/ Code that runs in your function<\/span>\n}();\n\n<span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\"><\/span>) <\/span>{\n    <span class=\"hljs-comment\">\/\/ Code that runs in your function<\/span>\n}();\n<\/code><\/pre>\n<p>\u062a\u0648\u062c\u0647 \u0628\u0647 \u0627\u06cc\u0646 \u0646\u06a9\u062a\u0647 \u0645\u0647\u0645 \u0627\u0633\u062a \u06a9\u0647 \u0627\u06cc\u0646 \u0627\u067e\u0631\u0627\u062a\u0648\u0631\u0647\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0631 \u0647\u0631 \u062f\u0627\u062f\u0647 \u0627\u06cc \u06a9\u0647 \u062a\u0648\u0633\u0637 \u0639\u0645\u0644\u06a9\u0631\u062f \u0634\u0645\u0627 \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f \u062a\u0623\u062b\u06cc\u0631 \u0628\u06af\u0630\u0627\u0631\u0646\u062f.  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u06a9\u062f \u0632\u06cc\u0631 \u0628\u0647 \u0646\u0638\u0631 \u0645\u06cc \u0631\u0633\u062f \u06a9\u0647 \u0628\u0627\u06cc\u062f \u0628\u0627\u0632\u06af\u0631\u062f\u062f <code>10<\/code>\u060c \u0627\u0645\u0627 \u062f\u0631 \u0648\u0627\u0642\u0639 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u062f <code>-10<\/code>:<\/p>\n<pre><code class=\"hljs\">$ node\n&gt; -<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\"><\/span>) <\/span>{<span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">10<\/span>;}();\n-<span class=\"hljs-number\">10<\/span>\n&gt;\n<\/code><\/pre>\n<p>\u0627\u0632 \u0622\u0646\u062c\u0627\u06cc\u06cc \u06a9\u0647 \u0627\u06cc\u0646 \u0646\u062d\u0648 \u06cc\u06a9\u0646\u0648\u0627\u062e\u062a \u06a9\u0645\u062a\u0631 \u0631\u0627\u06cc\u062c \u0627\u0633\u062a \u0648 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0631\u0627\u06cc \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u06af\u06cc\u062c \u06a9\u0646\u0646\u062f\u0647 \u0628\u0627\u0634\u062f\u060c \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0644\u06cc \u062a\u0648\u0635\u06cc\u0647 \u0646\u0645\u06cc \u0634\u0648\u062f.<\/p>\n<p>IIFE \u0647\u0627 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u0646\u062f \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0647\u0627\u06cc \u062a\u0627\u0628\u0639\u06cc \u0631\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u0646\u0646\u062f.  \u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0631\u0627 \u0645\u0627\u0646\u0646\u062f \u0634\u06a9\u0644 \u0632\u06cc\u0631 \u0628\u0647 \u0645\u062d\u062f\u0648\u062f\u0647 \u0645\u0646\u062a\u0642\u0644 \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\">(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">arg1, arg2<\/span>) <\/span>{\n    <span class=\"hljs-comment\">\/\/ Code that runs in your function<\/span>\n})(<span class=\"hljs-string\">\"hello\"<\/span>, <span class=\"hljs-string\">\"world\"<\/span>);\n<\/code><\/pre>\n<p>\u0627\u06a9\u0646\u0648\u0646 \u06a9\u0647 \u0631\u0648\u0634 \u0627\u06cc\u062c\u0627\u062f IIFE \u0631\u0627 \u062f\u06cc\u062f\u06cc\u0645\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0647 \u0645\u0648\u0642\u0639\u06cc\u062a\u200c\u0647\u0627\u06cc \u0631\u0627\u06cc\u062c \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646\u0647\u0627 \u0646\u06af\u0627\u0647 \u06a9\u0646\u06cc\u0645.<\/p>\n<h2 id=\"whentouseaniife\"><span class=\"ez-toc-section\" id=\"%da%86%d9%87_%d8%b2%d9%85%d8%a7%d9%86%db%8c_%d8%a7%d8%b2_iife_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%da%a9%d9%86%db%8c%d9%85%d8%9f\"><\/span>\u0686\u0647 \u0632\u0645\u0627\u0646\u06cc \u0627\u0632 IIFE \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0631\u0627\u06cc\u062c \u062a\u0631\u06cc\u0646 \u0645\u0648\u0627\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0628\u0631\u0627\u06cc IIFE \u0647\u0627 \u0639\u0628\u0627\u0631\u062a\u0646\u062f \u0627\u0632:<\/p>\n<ul>\n<li>\u0646\u0627\u0645 \u0645\u0633\u062a\u0639\u0627\u0631 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u0633\u0631\u0627\u0633\u0631\u06cc<\/li>\n<li>\u0627\u06cc\u062c\u0627\u062f \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0648 \u062a\u0648\u0627\u0628\u0639 \u062e\u0635\u0648\u0635\u06cc<\/li>\n<li>\u062a\u0648\u0627\u0628\u0639 \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u062f\u0631 \u062d\u0644\u0642\u0647 \u0647\u0627<\/li>\n<\/ul>\n<h3 id=\"aliasingglobalvariables\"><span class=\"ez-toc-section\" id=\"%d9%86%d8%a7%d9%85_%d9%85%d8%b3%d8%aa%d8%b9%d8%a7%d8%b1_%d9%85%d8%aa%d8%ba%db%8c%d8%b1%d9%87%d8%a7%db%8c_%d8%ac%d9%87%d8%a7%d9%86%db%8c\"><\/span>\u0646\u0627\u0645 \u0645\u0633\u062a\u0639\u0627\u0631 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u062c\u0647\u0627\u0646\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u06af\u0631 2 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u062f\u0627\u0631\u06cc\u062f \u06a9\u0647 export \u06cc\u06a9 \u0634\u06cc \u0628\u0627 \u0647\u0645\u06cc\u0646 \u0646\u0627\u0645\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 IIFE \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u0645\u0637\u0645\u0626\u0646 \u0634\u0648\u06cc\u062f \u06a9\u0647 \u062f\u0631 \u06a9\u062f \u0634\u0645\u0627 \u062a\u062f\u0627\u062e\u0644 \u0646\u062f\u0627\u0631\u0646\u062f.  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644 <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/jquery.com\/\">\u062c\u06cc \u06a9\u0648\u0626\u0631\u06cc<\/a> \u0648 <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/kenwheeler.github.io\/cash\/\">\u067e\u0648\u0644 \u0646\u0642\u062f<\/a> \u0647\u0631 \u062f\u0648 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a export <code>$<\/code>  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0647\u062f\u0641 \u0627\u0635\u0644\u06cc \u0622\u0646\u0647\u0627<\/p>\n<p>\u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u06a9\u062f \u062e\u0648\u062f \u0631\u0627 \u062f\u0631 \u06cc\u06a9 IIFE \u0642\u0631\u0627\u0631 \u062f\u0647\u06cc\u062f \u06a9\u0647 \u06cc\u06a9\u06cc \u0627\u0632 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u0633\u0631\u0627\u0633\u0631\u06cc \u0631\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0627\u0631\u0633\u0627\u0644 \u0645\u06cc \u06a9\u0646\u062f.  \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u06af\u0648\u06cc\u06cc\u0645\u060c \u0645\u0627 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u0627\u0632 \u0622\u0646 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062d\u0627\u0635\u0644 \u06a9\u0646\u06cc\u0645 <code>$<\/code> \u0627\u0634\u0627\u0631\u0647 \u0628\u0647 <code>jQuery<\/code> \u0634\u06cc\u060c \u0648 \u0646\u0647 <code>cash<\/code> \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646.  \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062d\u0627\u0635\u0644 \u06a9\u0646\u06cc\u062f <code>jQuery<\/code> \u0628\u0627 IIFE \u0632\u06cc\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f:<\/p>\n<pre><code class=\"hljs\">(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">$<\/span>) <\/span>{\n    <span class=\"hljs-comment\">\/\/ Code that runs in your function<\/span>\n})(jQuery);\n<\/code><\/pre>\n<h3 id=\"creatingprivatevariablesandfunctions\"><span class=\"ez-toc-section\" id=\"%d8%a7%db%8c%d8%ac%d8%a7%d8%af_%d9%85%d8%aa%d8%ba%db%8c%d8%b1%d9%87%d8%a7_%d9%88_%d8%aa%d9%88%d8%a7%d8%a8%d8%b9_%d8%ae%d8%b5%d9%88%d8%b5%db%8c\"><\/span>\u0627\u06cc\u062c\u0627\u062f \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0648 \u062a\u0648\u0627\u0628\u0639 \u062e\u0635\u0648\u0635\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 IIFE\u0647\u0627 \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0648 \u062a\u0648\u0627\u0628\u0639 \u062e\u0635\u0648\u0635\u06cc \u062f\u0631 \u0645\u062d\u062f\u0648\u062f\u0647 \u062c\u0647\u0627\u0646\u06cc \u06cc\u0627 \u0647\u0631 \u0645\u062d\u062f\u0648\u062f\u0647 \u062a\u0627\u0628\u0639 \u062f\u06cc\u06af\u0631\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645.<\/p>\n<p>\u062a\u0648\u0627\u0628\u0639 \u0648 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u0627\u0636\u0627\u0641\u0647 \u0634\u062f\u0647 \u0628\u0647 \u062f\u0627\u0645\u0646\u0647 \u062c\u0647\u0627\u0646\u06cc \u0628\u0631\u0627\u06cc \u0647\u0645\u0647 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0647\u0627\u06cc\u06cc \u06a9\u0647 \u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u0645\u06cc \u0634\u0648\u0646\u062f \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u0647\u0633\u062a\u0646\u062f \u0631\u0648\u06cc \u0622 page.  \u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u0645\u0627 \u06cc\u06a9 \u0639\u0645\u0644\u06a9\u0631\u062f \u062f\u0627\u0634\u062a\u06cc\u0645 <code>generateMagicNumber()<\/code>\u060c \u06a9\u0647 \u06cc\u06a9 \u0639\u062f\u062f \u062a\u0635\u0627\u062f\u0641\u06cc \u0628\u06cc\u0646 900 \u062a\u0627 1000 \u0631\u0627 \u0634\u0627\u0645\u0644 \u0645\u06cc \u0634\u0648\u062f \u0648 \u06cc\u06a9 \u0645\u062a\u063a\u06cc\u0631 <code>favoriteNumber<\/code> \u062f\u0631 \u0641\u0627\u06cc\u0644 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u0627<\/p>\n<p>\u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0622\u0646\u0647\u0627 \u0631\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0635\u0648\u0631\u062a \u0628\u0646\u0648\u06cc\u0633\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">generateMagicNumber<\/span>(<span class=\"hljs-params\"><\/span>) <\/span>{\n    <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-built_in\">Math<\/span>.floor(<span class=\"hljs-built_in\">Math<\/span>.random() * <span class=\"hljs-number\">100<\/span>) + <span class=\"hljs-number\">900<\/span>;\n}\n\n<span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">\"This is your magic number: \"<\/span> + generateMagicNumber());\n\n<span class=\"hljs-keyword\">var<\/span> favoriteNumber = <span class=\"hljs-number\">5<\/span>;\n<span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">\"Twice your favorite number is \"<\/span> + favoriteNumber * <span class=\"hljs-number\">2<\/span>);\n<\/code><\/pre>\n<p>\u0627\u06af\u0631 \u0633\u0627\u06cc\u0631 \u0641\u0627\u06cc\u0644 \u0647\u0627\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0631\u0627 \u062f\u0631 \u0645\u0631\u0648\u0631\u06af\u0631 \u062e\u0648\u062f \u0628\u0627\u0631\u06af\u0630\u0627\u0631\u06cc \u06a9\u0646\u06cc\u0645\u060c \u0622\u0646\u0647\u0627 \u0646\u06cc\u0632 \u0628\u0647 \u0622\u0646\u0647\u0627 \u062f\u0633\u062a\u0631\u0633\u06cc \u067e\u06cc\u062f\u0627 \u0645\u06cc \u06a9\u0646\u0646\u062f <code>generateMagicNumber()<\/code> \u0648 <code>favoriteNumber<\/code>.  \u0628\u0631\u0627\u06cc \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06cc\u0627 \u0648\u06cc\u0631\u0627\u06cc\u0634 \u0622\u0646\u0647\u0627\u060c \u06a9\u062f \u062e\u0648\u062f \u0631\u0627 \u062f\u0631 \u06cc\u06a9 IIFE \u0642\u0631\u0627\u0631 \u0645\u06cc \u062f\u0647\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\">(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\"><\/span>) <\/span>{\n    <span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">generateMagicNumber<\/span>(<span class=\"hljs-params\"><\/span>) <\/span>{\n        <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-built_in\">Math<\/span>.floor(<span class=\"hljs-built_in\">Math<\/span>.random() * <span class=\"hljs-number\">100<\/span>) + <span class=\"hljs-number\">900<\/span>;\n    }\n\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">\"This is your magic number: \"<\/span> + generateMagicNumber());\n\n    <span class=\"hljs-keyword\">var<\/span> favoriteNumber = <span class=\"hljs-number\">5<\/span>;\n    <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">\"Twice your favorite number is \"<\/span> + favoriteNumber * <span class=\"hljs-number\">2<\/span>);\n})();\n<\/code><\/pre>\n<p>\u0628\u0647 \u0647\u0645\u06cc\u0646 \u0635\u0648\u0631\u062a \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u062f\u060c \u0627\u0645\u0627 \u0627\u06a9\u0646\u0648\u0646 <code>generateMagicNumber()<\/code> \u0648 <code>favoriteNumber<\/code> \u0641\u0642\u0637 \u062f\u0631 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u0627 \u0642\u0627\u0628\u0644 \u062f\u0633\u062a\u0631\u0633\u06cc \u0647\u0633\u062a\u0646\u062f.<\/p>\n<h3 id=\"asynchronousfunctionsinloops\"><span class=\"ez-toc-section\" id=\"%d8%aa%d9%88%d8%a7%d8%a8%d8%b9_%d9%86%d8%a7%d9%87%d9%85%d8%b2%d9%85%d8%a7%d9%86_%d8%af%d8%b1_%d8%ad%d9%84%d9%82%d9%87_%d9%87%d8%a7\"><\/span>\u062a\u0648\u0627\u0628\u0639 \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u062f\u0631 \u062d\u0644\u0642\u0647 \u0647\u0627<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0631\u0641\u062a\u0627\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0648\u0642\u062a\u06cc \u06a9\u0627\u0644 \u0628\u06a9 \u0647\u0627 \u062f\u0631 \u062d\u0644\u0642\u0647 \u0647\u0627 \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u0646\u062f\u060c \u0628\u0633\u06cc\u0627\u0631\u06cc \u0631\u0627 \u0634\u06af\u0641\u062a \u0632\u062f\u0647 \u0645\u06cc \u06a9\u0646\u062f.  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0627\u0632 1 \u062a\u0627 5 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0634\u0645\u0627\u0631\u06cc\u0645\u060c \u0648 \u0647\u0631 \u0628\u0627\u0631 \u06a9\u0647 \u06cc\u06a9 \u067e\u06cc\u0627\u0645 \u0631\u0627 \u062b\u0628\u062a \u0645\u06cc \u06a9\u0646\u06cc\u0645\u060c 1 \u062b\u0627\u0646\u06cc\u0647 \u0641\u0627\u0635\u0644\u0647 \u0628\u06cc\u0646 \u0622\u0646 \u0642\u0631\u0627\u0631 \u0645\u06cc \u062f\u0647\u06cc\u0645.  \u06cc\u06a9 \u067e\u06cc\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc \u0633\u0627\u062f\u0647 \u0644\u0648\u062d\u0627\u0646\u0647 \u062e\u0648\u0627\u0647\u062f \u0628\u0648\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-keyword\">var<\/span> i = <span class=\"hljs-number\">1<\/span>; i &lt;= <span class=\"hljs-number\">5<\/span>; i++) {\n    <span class=\"hljs-built_in\">setTimeout<\/span>(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\"><\/span>) <\/span>{\n        <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">'I reached step '<\/span> + i);\n    }, <span class=\"hljs-number\">1000<\/span> * i);\n}\n<\/code><\/pre>\n<p>\u0627\u06af\u0631 \u0627\u06cc\u0646 \u06a9\u062f \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f\u060c \u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0631\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-meta\">$<\/span><span class=\"bash\"> node naiveCallbackInLoop.js<\/span>\nI reached step 6\nI reached step 6\nI reached step 6\nI reached step 6\nI reached step 6\n<\/code><\/pre>\n<p>\u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u062e\u0631\u0648\u062c\u06cc 1 \u062b\u0627\u0646\u06cc\u0647 \u067e\u0633 \u0627\u0632 \u062f\u06cc\u06af\u0631\u06cc \u0686\u0627\u067e \u0645\u06cc \u0634\u0648\u062f\u060c \u0647\u0631 \u062e\u0637 \u0686\u0627\u067e \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u0628\u0647 \u0645\u0631\u062d\u0644\u0647 6 \u0631\u0633\u06cc\u062f\u0647 \u0627\u0633\u062a. \u0686\u0631\u0627\u061f<\/p>\n<p>\u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0627 \u06a9\u062f \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u0645\u0648\u0627\u062c\u0647 \u0645\u06cc \u0634\u0648\u062f\u060c \u0627\u062c\u0631\u0627\u06cc \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0631\u0627 \u062a\u0627 \u062a\u06a9\u0645\u06cc\u0644 \u06a9\u0627\u0631 \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u0628\u0647 \u062a\u0639\u0648\u06cc\u0642 \u0645\u06cc \u0627\u0646\u062f\u0627\u0632\u062f.  \u0627\u06cc\u0646\u0637\u0648\u0631\u06cc \u063a\u06cc\u0631 \u0645\u0633\u062f\u0648\u062f \u0645\u06cc \u0645\u0627\u0646\u062f.  \u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c <code>console.log()<\/code> \u0628\u06cc\u0627\u0646\u06cc\u0647 \u0641\u0642\u0637 \u067e\u0633 \u0627\u0632 \u0633\u067e\u0631\u06cc \u0634\u062f\u0646 \u0645\u0647\u0644\u062a \u0632\u0645\u0627\u0646\u06cc \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u062f.<\/p>\n<p>\u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0646\u06cc\u0632 \u06cc\u06a9 <strong>\u0628\u0633\u062a\u0647<\/strong> \u0628\u0631\u0627\u06cc \u067e\u0627\u0633\u062e \u0628\u0647 \u062a\u0645\u0627\u0633 \u0645\u0627  \u0628\u0633\u062a\u0647 \u0647\u0627 \u062a\u0631\u06a9\u06cc\u0628\u06cc \u0627\u0632 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0648 \u0645\u062d\u062f\u0648\u062f\u0647 \u0622\u0646 \u0647\u0633\u062a\u0646\u062f <strong>\u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0627\u06cc\u062c\u0627\u062f \u0634\u062f<\/strong>.  \u0628\u0627 \u0628\u0633\u062a\u0647 \u0634\u062f\u0646\u060c \u062a\u0645\u0627\u0633 \u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0645\u062a\u063a\u06cc\u0631 \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f <code>i<\/code> \u062d\u062a\u06cc \u0627\u06af\u0631 <code>for<\/code> \u062d\u0644\u0642\u0647 \u0642\u0628\u0644\u0627\u064b \u0627\u062c\u0631\u0627 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n<p>\u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u062a\u0645\u0627\u0633 \u0645\u0627 \u0641\u0642\u0637 \u0628\u0647 \u0645\u0642\u062f\u0627\u0631 \u062f\u0633\u062a\u0631\u0633\u06cc \u062f\u0627\u0631\u062f <code>i<\/code> <strong>\u062f\u0631 \u0632\u0645\u0627\u0646 \u0627\u062c\u0631\u0627\u06cc \u0622\u0646<\/strong>.  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06a9\u062f \u062f\u0631 <code>setTimeout()<\/code> \u062a\u0627\u0628\u0639 \u0647\u0645\u0647 \u0628\u0647 \u062a\u0639\u0648\u06cc\u0642 \u0627\u0641\u062a\u0627\u062f\u060c <code>for<\/code> \u062d\u0644\u0642\u0647 \u0628\u0627 \u062a\u0645\u0627\u0645 \u0634\u062f <code>i<\/code> \u0628\u0631\u0627\u0628\u0631 6 \u0628\u0648\u062f\u0646. \u0628\u0647 \u0647\u0645\u06cc\u0646 \u062f\u0644\u06cc\u0644 \u0627\u0633\u062a \u06a9\u0647 \u0647\u0645\u0647 \u0622\u0646\u0647\u0627 \u0648\u0627\u0631\u062f \u0645\u0631\u062d\u0644\u0647 6 \u0634\u062f\u0647 \u0627\u0646\u062f.<\/p>\n<p>\u0627\u06cc\u0646 \u0645\u0634\u06a9\u0644 \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0627 \u06cc\u06a9 IIFE \u062d\u0644 \u06a9\u0631\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-keyword\">var<\/span> i = <span class=\"hljs-number\">1<\/span>; i &lt;= <span class=\"hljs-number\">5<\/span>; i++) {\n    (<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\">step<\/span>) <\/span>{\n        <span class=\"hljs-built_in\">setTimeout<\/span>(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\"><\/span>) <\/span>{\n            <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">'I reached step '<\/span> + step);\n        }, <span class=\"hljs-number\">1000<\/span> * i);\n    })(i);\n}\n<\/code><\/pre>\n<p>\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06cc\u06a9 IIFE\u060c \u0645\u0627 \u06cc\u06a9 \u0645\u062d\u062f\u0648\u062f\u0647 \u062c\u062f\u06cc\u062f \u0628\u0631\u0627\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f \u0628\u0631\u06af\u0634\u062a \u062a\u0645\u0627\u0633 \u062e\u0648\u062f \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u06a9\u0646\u06cc\u0645.  IIFE \u0645\u0627 \u06cc\u06a9 \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0645\u06cc \u06af\u06cc\u0631\u062f <code>step<\/code>.  \u0647\u0631 \u0628\u0627\u0631 \u06a9\u0647 IIFE \u0645\u0627 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc \u0634\u0648\u062f\u060c \u0645\u0642\u062f\u0627\u0631 \u0641\u0639\u0644\u06cc \u0631\u0627 \u0628\u0647 \u0622\u0646 \u0645\u06cc \u062f\u0647\u06cc\u0645 <code>i<\/code> \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0627\u0633\u062a\u062f\u0644\u0627\u0644 \u0622\u0646  \u062d\u0627\u0644\u060c \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 callback \u0622\u0645\u0627\u062f\u0647 \u0627\u062c\u0631\u0627 \u0634\u062f\u060c \u0628\u0633\u062a\u0647 \u0634\u062f\u0646 \u0622\u0646 \u0645\u0642\u062f\u0627\u0631 \u0635\u062d\u06cc\u062d \u0631\u0627 \u062e\u0648\u0627\u0647\u062f \u062f\u0627\u0634\u062a <code>step<\/code>.<\/p>\n<p>\u0627\u06af\u0631 \u0627\u06cc\u0646 \u0642\u0637\u0639\u0647 \u06a9\u062f \u0631\u0627 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u0645\u060c \u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u06cc\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-meta\">$<\/span><span class=\"bash\"> node iifeCallbackInLoop.js<\/span>\nI reached step 1\nI reached step 2\nI reached step 3\nI reached step 4\nI reached step 5\n<\/code><\/pre>\n<p>\u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 IIFEs \u0645\u0634\u06a9\u0644 \u0645\u0627 \u0631\u0627 \u0628\u0627 \u062d\u062f\u0627\u0642\u0644 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u06a9\u062f \u062d\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0646\u06af\u0627\u0647\u06cc \u0628\u06cc\u0646\u062f\u0627\u0632\u06cc\u0645 \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc ES6 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0627\u062c\u0631\u0627\u06cc \u06a9\u062f\u0647\u0627\u06cc \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u0631\u0627 \u062f\u0631 \u062d\u0644\u0642\u0647\u200c\u0647\u0627 \u0622\u0633\u0627\u0646\u200c\u062a\u0631 \u06a9\u0646\u0646\u062f.<\/p>\n<h2 id=\"blockscopingwithletandconst\"><span class=\"ez-toc-section\" id=\"block_scoping_%d8%a8%d8%a7_let_%d9%88_const\"><\/span>Block Scoping \u0628\u0627 <code>let<\/code> \u0648 <code>const<\/code><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>ES6 \u0631\u0627 \u0627\u0636\u0627\u0641\u0647 \u06a9\u0631\u062f <code>let<\/code> \u0648 <code>const<\/code> \u06a9\u0644\u0645\u0627\u062a \u06a9\u0644\u06cc\u062f\u06cc \u0628\u0631\u0627\u06cc \u0627\u06cc\u062c\u0627\u062f \u0645\u062a\u063a\u06cc\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a.  \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u0627\u0639\u0644\u0627\u0645 \u0634\u062f\u0647 \u0628\u0627 <code>let<\/code> \u06cc\u0627 <code>const<\/code> \u0647\u0633\u062a\u0646\u062f <strong>\u0645\u062d\u062f\u0648\u062f\u0647 \u0628\u0644\u0648\u06a9<\/strong>.  \u0627\u06cc\u0646 \u0628\u062f\u0627\u0646 \u0645\u0639\u0646\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0622\u0646\u0647\u0627 \u0641\u0642\u0637 \u062f\u0631 \u0628\u0644\u0648\u06a9 \u0645\u062d\u0635\u0648\u0631 \u062e\u0648\u062f \u0642\u0627\u0628\u0644 \u062f\u0633\u062a\u0631\u0633\u06cc \u0647\u0633\u062a\u0646\u062f &#8211; \u0645\u0646\u0637\u0642\u0647 \u0627\u06cc \u06a9\u0647 \u062a\u0648\u0633\u0637 \u0628\u0631\u06cc\u0633 \u0647\u0627\u06cc \u0641\u0631\u0641\u0631\u06cc \u0645\u062d\u0635\u0648\u0631 \u0634\u062f\u0647 \u0627\u0633\u062a <code>{ }<\/code>.<\/p>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0627\u0632 1 \u062a\u0627 5 \u062f\u0631 \u0641\u0648\u0627\u0635\u0644 1 \u062b\u0627\u0646\u06cc\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>let<\/code> \u06a9\u0644\u0645\u0647 \u06a9\u0644\u06cc\u062f\u06cc \u0628\u0647 \u062c\u0627\u06cc <code>var<\/code>:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-keyword\">let<\/span> i = <span class=\"hljs-number\">1<\/span>; i &lt;= <span class=\"hljs-number\">5<\/span>; i++) {\n    <span class=\"hljs-built_in\">setTimeout<\/span>(<span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> (<span class=\"hljs-params\"><\/span>) <\/span>{\n        <span class=\"hljs-built_in\">console<\/span>.log(<span class=\"hljs-string\">'I reached step '<\/span> + i);\n    }, <span class=\"hljs-number\">1000<\/span> * i);\n}\n<\/code><\/pre>\n<p>\u0628\u0627 \u0627\u062c\u0631\u0627\u06cc \u0627\u06cc\u0646 \u06a9\u062f \u062e\u0631\u0648\u062c\u06cc \u0632\u06cc\u0631 \u0631\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-meta\">$<\/span><span class=\"bash\"> node es6CallbackInLoop.js<\/span>\nI reached step 1\nI reached step 2\nI reached step 3\nI reached step 4\nI reached step 5\n<\/code><\/pre>\n<p>\u062d\u0627\u0644\u0627 \u06a9\u0647 \u0645\u062a\u063a\u06cc\u0631 <code>i<\/code> \u062f\u0627\u0631\u0627\u06cc \u0645\u062d\u062f\u0648\u062f\u0647 \u0628\u0644\u0648\u06a9\u06cc \u0627\u0633\u062a\u060c \u0628\u0633\u062a\u0647 \u0647\u0627\u06cc \u062a\u0627\u0628\u0639 \u0628\u0631\u06af\u0634\u062a \u0628\u0647 \u062a\u0645\u0627\u0633 \u0645\u0627 \u0645\u0642\u062f\u0627\u0631 \u0645\u0646\u0627\u0633\u0628 \u0631\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u0645\u06cc \u06a9\u0646\u0646\u062f <code>i<\/code> \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0622\u0646\u0647\u0627 \u062f\u0631 \u0646\u0647\u0627\u06cc\u062a \u0627\u062c\u0631\u0627 \u0645\u06cc \u06a9\u0646\u0646\u062f.  \u0627\u06cc\u0646 \u0645\u062e\u062a\u0635\u0631\u062a\u0631 \u0627\u0632 \u0627\u062c\u0631\u0627\u06cc IIFE \u0645\u0627 \u0627\u0633\u062a.<\/p>\n<p>\u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f\u0646 <code>let<\/code> \u0631\u0648\u0634 \u062a\u0631\u062c\u06cc\u062d\u06cc \u0628\u0631\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u062a\u0648\u0627\u0628\u0639 \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u062f\u0631 \u06cc\u06a9 \u062d\u0644\u0642\u0647 \u0627\u0633\u062a\u060c<\/p>\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>\u0639\u0628\u0627\u0631\u062a Invoked Function (IIFE) \u062a\u0627\u0628\u0639\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u067e\u0633 \u0627\u0632 \u062a\u0639\u0631\u06cc\u0641 \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u062f.  \u0627\u06cc\u0646 \u0627\u0644\u06af\u0648 \u0628\u0631\u0627\u06cc \u0646\u0627\u0645 \u0645\u0633\u062a\u0639\u0627\u0631 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627\u06cc \u0633\u0631\u0627\u0633\u0631\u06cc\u060c \u062e\u0635\u0648\u0635\u06cc \u06a9\u0631\u062f\u0646 \u0645\u062a\u063a\u06cc\u0631\u0647\u0627 \u0648 \u062a\u0648\u0627\u0628\u0639 \u0648 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0627\u0632 \u0627\u062c\u0631\u0627\u06cc \u0635\u062d\u06cc\u062d \u06a9\u062f\u0647\u0627\u06cc \u0646\u0627\u0647\u0645\u0632\u0645\u0627\u0646 \u062f\u0631 \u062d\u0644\u0642\u0647 \u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n<p>\u0628\u0627 \u0648\u062c\u0648\u062f \u0645\u062d\u0628\u0648\u0628\u06cc\u062a\u060c \u062f\u06cc\u062f\u06cc\u0645 \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u062f\u0631 ES6 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 IIFE \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u062f\u0631\u0646 \u0631\u0627 \u0627\u0632 \u0628\u06cc\u0646 \u0628\u0628\u0631\u062f.  \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u062a\u0633\u0644\u0637 \u0628\u0631 \u0627\u06cc\u0646 \u0627\u0644\u06af\u0648 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0628\u0647 \u0645\u0627 \u062f\u0631\u06a9 \u0639\u0645\u06cc\u0642 \u062a\u0631\u06cc \u0627\u0632 \u0645\u062d\u062f\u0648\u062f\u0647 \u0648 \u0628\u0633\u062a\u0647 \u0634\u062f\u0646 \u0645\u06cc \u062f\u0647\u062f\u060c \u0648 \u0628\u0647 \u0648\u06cc\u0698\u0647 \u062f\u0631 \u062d\u0641\u0638 \u06a9\u062f \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0642\u062f\u06cc\u0645\u06cc \u0645\u0641\u06cc\u062f \u062e\u0648\u0627\u0647\u062f \u0628\u0648\u062f.<\/p>\n<\/div>\n<p>    (\u0628\u0631\u0686\u0633\u0628\u200c\u0647\u0627 \u0628\u0631\u0627\u06cc \u062a\u0631\u062c\u0645\u0647)# \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<br \/>\n<br \/><br \/>\n<br \/>\u0645\u0646\u062a\u0634\u0631 \u0634\u062f\u0647 \u062f\u0631 1403-01-23 00:54:03<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;16273&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;\u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0648\u0627\u0628\u0639 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0641\u0648\u0631\u06cc \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062a\u0639\u0631\u06cc\u0641 \u0648 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062a\u0648\u0627\u0628\u0639\u060c \u0634\u06cc\u0648\u0647 \u0647\u0627\u06cc \u06a9\u0644\u06cc\u062f\u06cc \u0628\u0631\u0627\u06cc \u062a\u0633\u0644\u0637 \u0628\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0648 \u0628\u06cc\u0634\u062a\u0631 \u0632\u0628\u0627\u0646 \u0647\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc \u062f\u06cc\u06af\u0631 \u0647\u0633\u062a\u0646\u062f.  \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0642\u0628\u0644 \u0627\u0632 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062f\u0631 \u06a9\u062f \u0634\u0645\u0627 \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc \u0634\u0648\u062f.  \u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0641\u0648\u0631\u06cc \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0634\u062f\u0647 (IIFE) \u06a9\u0647 \\u0026quot;iffy\\u0026quot; \u062a\u0644\u0641\u0638 \u0645\u06cc \u0634\u0648\u062f\u060c \u06cc\u06a9 \u0627\u0644\u06af\u0648\u06cc \u0631\u0627\u06cc\u062c \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0633\u062a \u06a9\u0647 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0631\u0627 \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u067e\u0633 \u0627\u0632 \u062a\u0639\u0631\u06cc\u0641 \u0622\u0646 \u0627\u062c\u0631\u0627 \u0645\u06cc \u06a9\u0646\u062f.  \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u062f\u0631 \u062f\u0631\u062c\u0647 \u0627\u0648\u0644 ...&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\"> 7<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span>\u0645\u0639\u0631\u0641\u06cc \u062a\u0639\u0631\u06cc\u0641 \u0648 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062a\u0648\u0627\u0628\u0639\u060c \u0634\u06cc\u0648\u0647 \u0647\u0627\u06cc \u06a9\u0644\u06cc\u062f\u06cc \u0628\u0631\u0627\u06cc \u062a\u0633\u0644\u0637 \u0628\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0648 \u0627\u06a9\u062b\u0631 \u0632\u0628\u0627\u0646 \u0647\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc \u062f\u06cc\u06af\u0631 \u0647\u0633\u062a\u0646\u062f. \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0642\u0628\u0644 \u0627\u0632 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u062f\u0631 \u06a9\u062f \u0634\u0645\u0627 \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc \u0634\u0648\u062f. \u0639\u0628\u0627\u0631\u0627\u062a \u062a\u0627\u0628\u0639 \u0641\u0648\u0631\u06cc \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0634\u062f\u0647 (IIFE) \u06a9\u0647 &#8220;iffy&#8221; \u062a\u0644\u0641\u0638 \u0645\u06cc \u0634\u0648\u062f\u060c \u06cc\u06a9 \u0627\u0644\u06af\u0648\u06cc \u0631\u0627\u06cc\u062c \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0627\u0633\u062a \u06a9\u0647 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0631\u0627 \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9043,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1772,620],"tags":[],"class_list":["post-16273","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript","category-programming"],"acf":[],"_links":{"self":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/16273","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=16273"}],"version-history":[{"count":0,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/16273\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media\/9043"}],"wp:attachment":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media?parent=16273"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/categories?post=16273"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/tags?post=16273"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}