{"id":15839,"date":"2024-01-17T19:20:19","date_gmt":"2024-01-17T15:50:19","guid":{"rendered":"https:\/\/rasanegar.com\/blog\/%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%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%ad%d8%b1%d9%81-%d8%a7%d9%88%d9%84\/"},"modified":"2024-01-17T19:20:19","modified_gmt":"2024-01-17T15:50:19","slug":"%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%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%ad%d8%b1%d9%81-%d8%a7%d9%88%d9%84","status":"publish","type":"post","link":"https:\/\/rasanegaar.com\/blog\/%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%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%ad%d8%b1%d9%81-%d8%a7%d9%88%d9%84\/","title":{"rendered":"\u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a: \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u062d\u0631\u0641 \u0627\u0648\u0644 \u0631\u0634\u062a\u0647 \u062f\u0631 \u0632\u0628\u0627\u0646 \u0627\u0646\u06af\u0644\u06cc\u0633\u06cc \u0628\u0627 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631\u060c \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a \u06a9\u0647 \u062d\u0631\u0641 \u0627\u0648\u0644 \u06cc\u06a9 \u062c\u0645\u0644\u0647 \u0631\u0627 \u0628\u0627 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u0628\u0646\u0648\u06cc\u0633\u06cc\u062f.  \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0631\u0648\u0634 \u0647\u0627\u06cc \u062f\u0627\u062e\u0644\u06cc \u0628\u0631\u0627\u06cc \u06a9\u0645\u06a9 \u0628\u0647 \u0645\u0627 \u062f\u0631 \u0627\u06cc\u0646 \u0632\u0645\u06cc\u0646\u0647 \u062f\u0627\u0631\u062f.  \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0628\u0647 \u0633\u0647 \u0631\u0648\u0634 \u0645\u062e\u062a\u0644\u0641 \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0628\u0632\u0631\u06af \u0628\u0648\u062f\u0646 \u062d\u0631\u0641 \u0627\u0648\u0644 \u0631\u0634\u062a\u0647 \u0648 \u0631\u0648\u0634 \u0628\u0632\u0631\u06af \u06a9\u0631\u062f\u0646 \u0622\u0646 \u0645\u06cc \u067e\u0631\u062f\u0627\u0632\u06cc\u0645.  \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646 \u0627\u06af\u0631&#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%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%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%ad%d8%b1%d9%81-%d8%a7%d9%88%d9%84\/#%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%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%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%ad%d8%b1%d9%81-%d8%a7%d9%88%d9%84\/#%d8%a8%d8%b1%d8%b1%d8%b3%db%8c_%da%a9%d9%86%db%8c%d8%af_%da%a9%d9%87_%d8%a2%db%8c%d8%a7_%d8%ad%d8%b1%d9%81_%d8%a7%d9%88%d9%84_%d8%af%d8%b1_%d8%ac%d8%a7%d9%88%d8%a7_%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa_%d8%a8%d8%b2%d8%b1%da%af_%d8%a7%d8%b3%d8%aa_%db%8c%d8%a7_%d8%ae%db%8c%d8%b1\" >\u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u062d\u0631\u0641 \u0627\u0648\u0644 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0632\u0631\u06af \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631<\/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%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%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%ad%d8%b1%d9%81-%d8%a7%d9%88%d9%84\/#touppercase\" >toUpperCase()<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/rasanegaar.com\/blog\/%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%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%ad%d8%b1%d9%81-%d8%a7%d9%88%d9%84\/#charcodeat\" >charCodeAt()<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/rasanegaar.com\/blog\/%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%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%ad%d8%b1%d9%81-%d8%a7%d9%88%d9%84\/#%d8%aa%d8%b3%d8%aa\" >\u062a\u0633\u062a()<\/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%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%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%ad%d8%b1%d9%81-%d8%a7%d9%88%d9%84\/#%d8%a8%d8%b2%d8%b1%da%af_%da%a9%d8%b1%d8%af%d9%86_%d8%ad%d8%b1%d9%81_%d8%a7%d9%88%d9%84\" >\u0628\u0632\u0631\u06af \u06a9\u0631\u062f\u0646 \u062d\u0631\u0641 \u0627\u0648\u0644<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/rasanegaar.com\/blog\/%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%b1%d8%b3%db%8c-%da%a9%d9%86%db%8c%d8%af-%da%a9%d9%87-%d8%a2%db%8c%d8%a7-%d8%ad%d8%b1%d9%81-%d8%a7%d9%88%d9%84\/#%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\"> 2<\/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>\u062f\u0631 \u0632\u0628\u0627\u0646 \u0627\u0646\u06af\u0644\u06cc\u0633\u06cc\u060c \u0628\u0632\u0631\u06af \u06a9\u0631\u062f\u0646 \u062d\u0631\u0641 \u0627\u0648\u0644 \u06cc\u06a9 \u062c\u0645\u0644\u0647 \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a.  \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0631\u0648\u0634 \u0647\u0627\u06cc \u062f\u0627\u062e\u0644\u06cc \u0628\u0631\u0627\u06cc \u06a9\u0645\u06a9 \u0628\u0647 \u0645\u0627 \u062f\u0631 \u0627\u06cc\u0646 \u0632\u0645\u06cc\u0646\u0647 \u062f\u0627\u0631\u062f.<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0628\u0647 \u0633\u0647 \u0631\u0648\u0634 \u0645\u062e\u062a\u0644\u0641 \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0628\u0632\u0631\u06af \u0628\u0648\u062f\u0646 \u062d\u0631\u0641 \u0627\u0648\u0644 \u0631\u0634\u062a\u0647 \u0648 \u0631\u0648\u0634 \u0628\u0632\u0631\u06af \u06a9\u0631\u062f\u0646 \u0622\u0646 \u0645\u06cc \u067e\u0631\u062f\u0627\u0632\u06cc\u0645.<\/p>\n<h2 id=\"checkiffirstletterisuppercaseinjavascript\"><span class=\"ez-toc-section\" id=\"%d8%a8%d8%b1%d8%b1%d8%b3%db%8c_%da%a9%d9%86%db%8c%d8%af_%da%a9%d9%87_%d8%a2%db%8c%d8%a7_%d8%ad%d8%b1%d9%81_%d8%a7%d9%88%d9%84_%d8%af%d8%b1_%d8%ac%d8%a7%d9%88%d8%a7_%d8%a7%d8%b3%da%a9%d8%b1%db%8c%d9%be%d8%aa_%d8%a8%d8%b2%d8%b1%da%af_%d8%a7%d8%b3%d8%aa_%db%8c%d8%a7_%d8%ae%db%8c%d8%b1\"><\/span>\u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u062d\u0631\u0641 \u0627\u0648\u0644 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0628\u0632\u0631\u06af \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u0632 \u0686\u0646\u062f \u0637\u0631\u06cc\u0642 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u0622\u06cc\u0627 \u062d\u0631\u0641 \u0627\u0648\u0644 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0628\u0632\u0631\u06af \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631.  \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0646\u06af\u0627\u0647\u06cc \u0628\u0647 \u0686\u0646\u062f \u0645\u0648\u0631\u062f \u0645\u062d\u0628\u0648\u0628 \u0628\u06cc\u0646\u062f\u0627\u0632\u06cc\u0645.<\/p>\n<h3 id=\"touppercase\"><span class=\"ez-toc-section\" id=\"touppercase\"><\/span><em>toUpperCase()<\/em><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u06cc\u0646 \u06cc\u06a9 \u0631\u0648\u0634 \u0631\u0634\u062a\u0647 \u062f\u0627\u062e\u0644\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0631\u0634\u062a\u0647 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0634\u062f\u0647 \u0631\u0627 \u0641\u0642\u0637 \u0628\u0627 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">startsWithCapital<\/span>(<span class=\"hljs-params\">word<\/span>)<\/span>{\n    <span class=\"hljs-keyword\">return<\/span> word.charAt(<span class=\"hljs-number\">0<\/span>) === word.charAt(<span class=\"hljs-number\">0<\/span>).toUpperCase()\n}\n\n<span class=\"hljs-built_in\">console<\/span>.log(startsWithCapital(<span class=\"hljs-string\">\"Hello\"<\/span>)) <span class=\"hljs-comment\">\/\/ true<\/span>\n<span class=\"hljs-built_in\">console<\/span>.log(startsWithCapital(<span class=\"hljs-string\">\"hello\"<\/span>)) <span class=\"hljs-comment\">\/\/ false<\/span>\n<\/code><\/pre>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627\u060c \u0645\u0627 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u0645\u0646\u0641\u0631\u062f \u0645\u06cc\u200c\u0633\u0627\u0632\u06cc\u0645 \u06a9\u0647 \u0641\u0642\u0637 \u0627\u0632 \u062d\u0631\u0641\/\u0646\u0648\u06cc\u0633\u0647 \u0627\u0648\u0644 \u0631\u0634\u062a\u0647 \u0627\u0631\u0627\u0626\u0647 \u0634\u062f\u0647 \u062a\u0634\u06a9\u06cc\u0644 \u0634\u062f\u0647 \u0648 \u0622\u0646 \u0631\u0627 \u0628\u0627 \u0646\u0633\u062e\u0647 \u0628\u0632\u0631\u06af \u0622\u0646 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645.  \u0627\u06af\u0631 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f\u060c \u062d\u0631\u0641 \u0627\u0635\u0644\u06cc \u0628\u0632\u0631\u06af \u0627\u0633\u062a.<\/p>\n<p><strong>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f:<\/strong> <code>string.charAt(index)<\/code>  \u0628\u0631 \u0622\u0646 \u062a\u0631\u062c\u06cc\u062d \u062f\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f <code>string(index)<\/code> (\u0646\u0645\u0627\u062f \u0628\u0631\u0627\u06a9\u062a).  \u0627\u06cc\u0646 \u0628\u062e\u0627\u0637\u0631 \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 <code>\"\".charAt(0)<\/code> \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u062e\u0627\u0644\u06cc \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 <code>\"\"(0)<\/code> \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f <code>undefined<\/code>.<\/p>\n<p>\u0627\u06cc\u0646 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u0622\u06cc\u0627 \u06cc\u06a9 \u0645\u062a\u063a\u06cc\u0631 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f \u0631\u0627 \u062d\u0630\u0641 \u0645\u06cc \u06a9\u0646\u062f <code>undefined<\/code>\u060c \u0648 \u0627\u0632 \u062d\u0627\u0644\u062a \u0647\u0627\u06cc \u0627\u0633\u062a\u062b\u0646\u0627\u06cc\u06cc \u062f\u0631 \u06a9\u062f \u0634\u0645\u0627 \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<h3 id=\"charcodeat\"><span class=\"ez-toc-section\" id=\"charcodeat\"><\/span><em>charCodeAt()<\/em><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0647\u0631 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06cc\u06a9 \u0639\u062f\u062f \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f <em>UTF-16<\/em> \u0631\u0645\u0632\u06af\u0630\u0627\u0631\u06cc \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631  \u0628\u0631\u0627\u06cc \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u0627\u0646\u06af\u0644\u06cc\u0633\u06cc: <em>A = 65 \u0648 Z = 90<\/em>.  \u0627\u06af\u0631 \u06a9\u062f \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u062d\u0631\u0641 \u0627\u0648\u0644 \u062f\u0631 \u0627\u06cc\u0646 \u0645\u062d\u062f\u0648\u062f\u0647 \u0642\u0631\u0627\u0631 \u0628\u06af\u06cc\u0631\u062f\u060c \u0645\u06cc \u062f\u0627\u0646\u06cc\u0645 \u06a9\u0647 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u0627\u0633\u062a:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">startsWithCapital<\/span>(<span class=\"hljs-params\">word<\/span>)<\/span>{\n    <span class=\"hljs-keyword\">return<\/span> word.charCodeAt(<span class=\"hljs-number\">0<\/span>) &gt;= <span class=\"hljs-number\">65<\/span> &amp;&amp; word.charCodeAt(<span class=\"hljs-number\">0<\/span>) &lt;= <span class=\"hljs-number\">90<\/span>\n}\n\n<span class=\"hljs-built_in\">console<\/span>.log(startsWithCapital(<span class=\"hljs-string\">\"This is working!\"<\/span>)) <span class=\"hljs-comment\">\/\/ true<\/span>\n<span class=\"hljs-built_in\">console<\/span>.log(startsWithCapital(<span class=\"hljs-string\">\"checking!\"<\/span>)) <span class=\"hljs-comment\">\/\/ false<\/span>\n<\/code><\/pre>\n<h3 id=\"test\"><span class=\"ez-toc-section\" id=\"%d8%aa%d8%b3%d8%aa\"><\/span><em>\u062a\u0633\u062a()<\/em><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u0632 \u0637\u0631\u0641 \u062f\u06cc\u06af\u0631\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u062a\u0637\u0627\u0628\u0642 \u0628\u06cc\u0646 \u06cc\u06a9 \u0639\u0628\u0627\u0631\u062a \u0645\u0646\u0638\u0645 \u0648 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0645\u0634\u062e\u0635 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u0645.  \u0627\u06cc\u0646 \u0628\u0647 \u0631\u0627\u062d\u062a\u06cc \u0628\u0627 <code>test()<\/code> \u062a\u0627\u0628\u0639.<\/p>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0647 \u06cc\u06a9 \u0645\u062b\u0627\u0644 \u0646\u06af\u0627\u0647 \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">startsWithCapital<\/span>(<span class=\"hljs-params\">word<\/span>)<\/span>{\n    <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-regexp\">\/(A-Z)\/<\/span>.test(word.charAt(<span class=\"hljs-number\">0<\/span>))\n}\n\n<span class=\"hljs-built_in\">console<\/span>.log(startsWithCapital(<span class=\"hljs-string\">\"Capital letters\"<\/span>)) <span class=\"hljs-comment\">\/\/ true<\/span>\n<span class=\"hljs-built_in\">console<\/span>.log(startsWithCapital(<span class=\"hljs-string\">\"is this true?\"<\/span>)) <span class=\"hljs-comment\">\/\/ false<\/span>\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646\u062c\u0627\u060c <code>\/(A-Z)\/<\/code> \u0646\u0634\u0627\u0646 \u062f\u0647\u0646\u062f\u0647 \u062a\u0645\u0627\u0645 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u0627\u0646\u06af\u0644\u06cc\u0633\u06cc (A \u062a\u0627 Z) \u0627\u0633\u062a.  \u0645\u0627 \u062f\u0631 \u062d\u0627\u0644 \u0628\u0631\u0631\u0633\u06cc \u0647\u0633\u062a\u06cc\u0645 \u06a9\u0647 \u0622\u06cc\u0627 \u062d\u0631\u0641 \u0627\u0648\u0644 \u0631\u0634\u062a\u0647 \u0628\u0627 \u0647\u0631 \u06cc\u06a9 \u0627\u0632 \u0622\u0646\u0647\u0627 \u0645\u0637\u0627\u0628\u0642\u062a \u062f\u0627\u0631\u062f \u06cc\u0627 \u062e\u06cc\u0631.<\/p>\n<h2 id=\"capitalizingthefirstletter\"><span class=\"ez-toc-section\" id=\"%d8%a8%d8%b2%d8%b1%da%af_%da%a9%d8%b1%d8%af%d9%86_%d8%ad%d8%b1%d9%81_%d8%a7%d9%88%d9%84\"><\/span>\u0628\u0632\u0631\u06af \u06a9\u0631\u062f\u0646 \u062d\u0631\u0641 \u0627\u0648\u0644<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u06af\u0631 \u0645\u062a\u0648\u062c\u0647 \u0634\u062f\u06cc\u0645 \u06a9\u0647 \u062d\u0631\u0641 \u0627\u0648\u0644 \u0631\u0634\u062a\u0647 \u06a9\u0648\u0686\u06a9 \u0627\u0633\u062a \u0648 \u0627\u06af\u0631 \u0628\u062e\u0648\u0627\u0647\u06cc\u0645 \u0622\u0646 \u0631\u0627 \u0628\u0632\u0631\u06af \u06a9\u0646\u06cc\u0645\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0631\u0648\u0634 \u0632\u06cc\u0631 \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-function\"><span class=\"hljs-keyword\">function<\/span> <span class=\"hljs-title\">capitalizeFirstLetter<\/span>(<span class=\"hljs-params\">word<\/span>)<\/span>{\n    <span class=\"hljs-keyword\">return<\/span> word.charAt(<span class=\"hljs-number\">0<\/span>).toUpperCase() + word.slice(<span class=\"hljs-number\">1<\/span>)\n}\n\n<span class=\"hljs-built_in\">console<\/span>.log(capitalize(<span class=\"hljs-string\">\"hello world!\"<\/span>)) <span class=\"hljs-comment\">\/\/ Hello world<\/span>\n<\/code><\/pre>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627\u060c \u0627\u0648\u0644\u06cc\u0646 \u06a9\u0627\u0631\u0627\u06a9\u062a\u0631 \u0631\u0627 \u0645\u06cc \u06af\u06cc\u0631\u06cc\u0645 \u0648 \u0622\u0646 \u0631\u0627 \u0628\u0647 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc \u06a9\u0646\u06cc\u0645.  \u0633\u067e\u0633\u060c \u0628\u0642\u06cc\u0647 \u0631\u0634\u062a\u0647 \u0631\u0627 \u0628\u0647 \u0622\u0646 \u062d\u0631\u0641 \u0628\u0632\u0631\u06af \u0627\u0644\u062d\u0627\u0642 \u0645\u06cc \u06a9\u0646\u06cc\u0645.  \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0627\u0632 \u0637\u0631\u06cc\u0642 <code>slice()<\/code> \u062a\u0627\u0628\u0639\u060c \u062c\u0627\u06cc\u06cc \u06a9\u0647 \u0645\u0627 \u0634\u0627\u062e\u0635 \u0634\u0631\u0648\u0639 \u0631\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u0634\u062e\u0635 \u06a9\u0631\u062f\u0647 \u0627\u06cc\u0645 <code>1<\/code>.  \u0627\u0632 \u0622\u0646\u062c\u0627\u06cc\u06cc \u06a9\u0647 \u0628\u0631 \u067e\u0627\u06cc\u0647 0 \u0627\u0633\u062a\u060c \u062d\u0631\u0641 \u0627\u0648\u0644 \u0631\u0627 \u0646\u0627\u062f\u06cc\u062f\u0647 \u06af\u0631\u0641\u062a\u0647 \u0627\u06cc\u0645.<\/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>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647\u060c \u0645\u0627 \u0628\u0647 \u0686\u0646\u062f \u0631\u0648\u0634 \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0628\u0632\u0631\u06af \u0628\u0648\u062f\u0646 \u062d\u0631\u0641 \u0627\u0648\u0644 \u0631\u0634\u062a\u0647 \u0648 \u0631\u0648\u0634 \u0628\u0632\u0631\u06af \u06a9\u0631\u062f\u0646 \u062d\u0631\u0641 \u0627\u0648\u0644 \u06cc\u06a9 \u0631\u0634\u062a\u0647 \u0646\u06af\u0627\u0647 \u06a9\u0631\u062f\u06cc\u0645.<\/p>\n<\/div>\n<p><br \/>\n<br \/>\u0645\u0646\u062a\u0634\u0631 \u0634\u062f\u0647 \u062f\u0631 1403-01-17 19:20:04<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;15839&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;\u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a: \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u062d\u0631\u0641 \u0627\u0648\u0644 \u0631\u0634\u062a\u0647 \u062f\u0631 \u0632\u0628\u0627\u0646 \u0627\u0646\u06af\u0644\u06cc\u0633\u06cc \u0628\u0627 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631\u060c \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a \u06a9\u0647 \u062d\u0631\u0641 \u0627\u0648\u0644 \u06cc\u06a9 \u062c\u0645\u0644\u0647 \u0631\u0627 \u0628\u0627 \u062d\u0631\u0648\u0641 \u0628\u0632\u0631\u06af \u0628\u0646\u0648\u06cc\u0633\u06cc\u062f.  \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0631\u0648\u0634 \u0647\u0627\u06cc \u062f\u0627\u062e\u0644\u06cc \u0628\u0631\u0627\u06cc \u06a9\u0645\u06a9 \u0628\u0647 \u0645\u0627 \u062f\u0631 \u0627\u06cc\u0646 \u0632\u0645\u06cc\u0646\u0647 \u062f\u0627\u0631\u062f.  \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0628\u0647 \u0633\u0647 \u0631\u0648\u0634 \u0645\u062e\u062a\u0644\u0641 \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0628\u0632\u0631\u06af \u0628\u0648\u062f\u0646 \u062d\u0631\u0641 \u0627\u0648\u0644 \u0631\u0634\u062a\u0647 \u0648 \u0631\u0648\u0634 \u0628\u0632\u0631\u06af \u06a9\u0631\u062f\u0646 \u0622\u0646 \u0645\u06cc \u067e\u0631\u062f\u0627\u0632\u06cc\u0645.  \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646 \u0627\u06af\u0631...&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\"> 2<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span>\u0645\u0639\u0631\u0641\u06cc \u062f\u0631 \u0632\u0628\u0627\u0646 \u0627\u0646\u06af\u0644\u06cc\u0633\u06cc\u060c \u0628\u0632\u0631\u06af \u06a9\u0631\u062f\u0646 \u062d\u0631\u0641 \u0627\u0648\u0644 \u06cc\u06a9 \u062c\u0645\u0644\u0647 \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a. \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0631\u0648\u0634 \u0647\u0627\u06cc \u062f\u0627\u062e\u0644\u06cc \u0628\u0631\u0627\u06cc \u06a9\u0645\u06a9 \u0628\u0647 \u0645\u0627 \u062f\u0631 \u0627\u06cc\u0646 \u0632\u0645\u06cc\u0646\u0647 \u062f\u0627\u0631\u062f. \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0628\u0647 \u0633\u0647 \u0631\u0648\u0634 \u0645\u062e\u062a\u0644\u0641 \u0628\u0631\u0627\u06cc \u0628\u0631\u0631\u0633\u06cc \u0628\u0632\u0631\u06af \u0628\u0648\u062f\u0646 \u062d\u0631\u0641 \u0627\u0648\u0644 \u0631\u0634\u062a\u0647 \u0648 \u0631\u0648\u0634 \u0628\u0632\u0631\u06af \u06a9\u0631\u062f\u0646 \u0622\u0646 \u0645\u06cc \u067e\u0631\u062f\u0627\u0632\u06cc\u0645. \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u062d\u0631\u0641 \u0627\u0648\u0644 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9045,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1772,620],"tags":[1842,1252,1964,1938,1904,2147,1811,1781,2433,1967,2336,2716,1789,1779,1814,1970,2714,4242,1807,3371,3681,1780,1103,3551,2715,3486,2289,3796,2258,2750,1803,2285,2123,2296,1975,3183,3278,1892,2004,4243,1806,1795,1969,1885,2799,1790,1966,2408,1785,1831,1813],"class_list":["post-15839","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript","category-programming","tag-nodejs-vps","tag--nodejs","tag----frontend","tag-1938","tag-1904","tag-2147","tag-1811","tag-1781","tag-2433","tag----nodejs","tag-2336","tag-2716","tag-1789","tag-1779","tag-1814","tag-1970","tag-2714","tag-4242","tag-1807","tag-3371","tag-3681","tag-1780","tag-1103","tag-3551","tag-2715","tag-3486","tag-2289","tag-3796","tag-2258","tag-2750","tag-1803","tag-2285","tag-2123","tag-2296","tag-1975","tag-3183","tag-3278","tag-1892","tag-2004","tag-4243","tag-1806","tag-1795","tag-1969","tag-1885","tag-2799","tag-1790","tag--javascrip","tag-2408","tag-1785","tag-1831","tag-1813"],"acf":[],"_links":{"self":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/15839","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=15839"}],"version-history":[{"count":0,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/15839\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media\/9045"}],"wp:attachment":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/media?parent=15839"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/categories?post=15839"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/tags?post=15839"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}