{"id":16729,"date":"2024-01-31T09:02:15","date_gmt":"2024-01-31T05:32:15","guid":{"rendered":"https:\/\/rasanegar.com\/blog\/%d9%86%d9%88%d8%b9-%d9%88-%d9%86%d8%b3%d8%ae%d9%87-%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1-%d8%b1%d8%a7-%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%af%d8%b1%db%8c\/"},"modified":"2024-01-31T09:02:15","modified_gmt":"2024-01-31T05:32:15","slug":"%d9%86%d9%88%d8%b9-%d9%88-%d9%86%d8%b3%d8%ae%d9%87-%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1-%d8%b1%d8%a7-%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%af%d8%b1%db%8c","status":"publish","type":"post","link":"https:\/\/rasanegaar.com\/blog\/%d9%86%d9%88%d8%b9-%d9%88-%d9%86%d8%b3%d8%ae%d9%87-%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1-%d8%b1%d8%a7-%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%af%d8%b1%db%8c\/","title":{"rendered":"\u0646\u0648\u0639 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 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class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%86%d9%88%d8%b9-%d9%88-%d9%86%d8%b3%d8%ae%d9%87-%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1-%d8%b1%d8%a7-%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%af%d8%b1%db%8c\/#%da%86%d8%b1%d8%a7_%d9%86%d8%a7%d9%85_%d9%88_%d9%86%d8%b3%d8%ae%d9%87_%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1_%d8%b1%d8%a7_%d8%b4%d9%86%d8%a7%d8%b3%d8%a7%db%8c%db%8c_%da%a9%d9%86%db%8c%d9%85%d8%9f\" >\u0686\u0631\u0627 \u0646\u0627\u0645 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u0631\u0627 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u06a9\u0646\u06cc\u0645\u061f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%86%d9%88%d8%b9-%d9%88-%d9%86%d8%b3%d8%ae%d9%87-%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1-%d8%b1%d8%a7-%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%af%d8%b1%db%8c\/#%d8%af%d8%b1%db%8c%d8%a7%d9%81%d8%aa_%d9%86%d8%a7%d9%85_%d9%88_%d9%86%d8%b3%d8%ae%d9%87_%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1_%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\" >\u062f\u0631\u06cc\u0627\u0641\u062a \u0646\u0627\u0645 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%86%d9%88%d8%b9-%d9%88-%d9%86%d8%b3%d8%ae%d9%87-%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1-%d8%b1%d8%a7-%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%af%d8%b1%db%8c\/#%d8%b1%d9%88%d8%b4_1_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_navigatoruseragent_%d9%88%db%8c%da%98%da%af%db%8c\" >\u0631\u0648\u0634 1: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Navigator.userAgent \u0648\u06cc\u0698\u06af\u06cc<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%86%d9%88%d8%b9-%d9%88-%d9%86%d8%b3%d8%ae%d9%87-%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1-%d8%b1%d8%a7-%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%af%d8%b1%db%8c\/#%d8%b1%d9%88%d8%b4_2_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%da%a9%d8%aa%d8%a7%d8%a8%d8%ae%d8%a7%d9%86%d9%87_%d9%87%d8%a7%db%8c_%d8%aa%d8%b4%d8%ae%db%8c%d8%b5_%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1\" >\u0631\u0648\u0634 2: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0647\u0627\u06cc \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631<\/a><\/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\/%d9%86%d9%88%d8%b9-%d9%88-%d9%86%d8%b3%d8%ae%d9%87-%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1-%d8%b1%d8%a7-%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%af%d8%b1%db%8c\/#%d9%85%d8%b4%da%a9%d9%84%d8%a7%d8%aa_%d8%a7%d8%ad%d8%aa%d9%85%d8%a7%d9%84%db%8c_%d8%af%d8%b1_%d8%aa%d8%b4%d8%ae%db%8c%d8%b5_%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1\" >\u0645\u0634\u06a9\u0644\u0627\u062a \u0627\u062d\u062a\u0645\u0627\u0644\u06cc \u062f\u0631 \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631<\/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\/%d9%86%d9%88%d8%b9-%d9%88-%d9%86%d8%b3%d8%ae%d9%87-%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1-%d8%b1%d8%a7-%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%af%d8%b1%db%8c\/#%d8%a7%d8%b2_%d9%85%d9%88%d8%a7%d8%b1%d8%af_%d8%a8%d8%b1%d8%a7%db%8c_%d8%aa%d8%b4%d8%ae%db%8c%d8%b5_%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%da%a9%d9%86%db%8c%d8%af\" >\u0627\u0632 \u0645\u0648\u0627\u0631\u062f \u0628\u0631\u0627\u06cc \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/rasanegaar.com\/blog\/%d9%86%d9%88%d8%b9-%d9%88-%d9%86%d8%b3%d8%ae%d9%87-%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1-%d8%b1%d8%a7-%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%af%d8%b1%db%8c\/#%d8%a8%d9%87%db%8c%d9%86%d9%87_%d8%b3%d8%a7%d8%b2%db%8c_%d9%88%d8%a8\" >\u0628\u0647\u06cc\u0646\u0647 \u0633\u0627\u0632\u06cc \u0648\u0628<\/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\/%d9%86%d9%88%d8%b9-%d9%88-%d9%86%d8%b3%d8%ae%d9%87-%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1-%d8%b1%d8%a7-%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%af%d8%b1%db%8c\/#%d8%a7%d9%81%d8%b2%d8%a7%db%8c%d8%b4_%d8%aa%d8%ac%d8%b1%d8%a8%d9%87_%da%a9%d8%a7%d8%b1%d8%a8%d8%b1%db%8c\" >\u0627\u0641\u0632\u0627\u06cc\u0634 \u062a\u062c\u0631\u0628\u0647 \u06a9\u0627\u0631\u0628\u0631\u06cc<\/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\/%d9%86%d9%88%d8%b9-%d9%88-%d9%86%d8%b3%d8%ae%d9%87-%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1-%d8%b1%d8%a7-%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%af%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\"> 5<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span><p> <br \/>\n<\/p>\n<div class=\"mt-8 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 \u0627\u06cc\u0646 \u0628\u0627\u06cc\u062a\u060c \u0631\u0648\u0634 \u062a\u0634\u062e\u06cc\u0635 \u0646\u0648\u0639 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u06a9\u0627\u0631\u0628\u0631 \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u06cc\u062f.  \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0647 \u0646\u0638\u0631 \u0628\u0631\u0633\u062f \u06a9\u0647 \u0628\u0627\u06cc\u062f \u06cc\u06a9 \u06a9\u0627\u0631 \u0628\u06cc \u0627\u0647\u0645\u06cc\u062a \u0628\u0627\u0634\u062f\u060c \u0627\u0645\u0627 \u0647\u0645\u06cc\u0634\u0647 \u0627\u06cc\u0646\u0637\u0648\u0631 \u0646\u06cc\u0633\u062a.  \u0647\u0646\u06af\u0627\u0645 \u0627\u06cc\u062c\u0627\u062f \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u062f\u06cc \u0648\u0628 \u067e\u0627\u0633\u062e\u06af\u0648 \u0648 \u06a9\u0627\u0631\u0628\u0631 \u067e\u0633\u0646\u062f \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0633\u06cc\u0627\u0631 \u0645\u0641\u06cc\u062f \u0628\u0627\u0634\u062f.  \u0645\u0627 \u0628\u0647 \u062f\u0646\u0628\u0627\u0644 \u0627\u06cc\u0646 \u062e\u0648\u0627\u0647\u06cc\u0645 \u0628\u0648\u062f \u06a9\u0647 \u0686\u0631\u0627 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0646\u0648\u0639 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u0647\u0645 \u0627\u0633\u062a\u060c \u0648 \u0633\u067e\u0633 \u0628\u0647 \u0631\u0648\u0634\u200c\u0647\u0627\u06cc \u062f\u0631\u06cc\u0627\u0641\u062a \u0646\u0648\u0639 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u062e\u0648\u0627\u0647\u06cc\u0645 \u067e\u0631\u062f\u0627\u062e\u062a.<\/p>\n<h2 id=\"whydetectbrowsernameandversion\"><span class=\"ez-toc-section\" id=\"%da%86%d8%b1%d8%a7_%d9%86%d8%a7%d9%85_%d9%88_%d9%86%d8%b3%d8%ae%d9%87_%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1_%d8%b1%d8%a7_%d8%b4%d9%86%d8%a7%d8%b3%d8%a7%db%8c%db%8c_%da%a9%d9%86%db%8c%d9%85%d8%9f\"><\/span>\u0686\u0631\u0627 \u0646\u0627\u0645 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u0631\u0627 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u06a9\u0646\u06cc\u0645\u061f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u067e\u0627\u0633\u062e \u062f\u0631 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u062a\u0641\u0627\u0648\u062a \u0627\u0632 \u0641\u0646\u0627\u0648\u0631\u06cc \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0648\u0628 \u062f\u0631 \u0645\u0631\u0648\u0631\u06af\u0631\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0648 \u0646\u0633\u062e\u0647 \u0647\u0627\u06cc \u0622\u0646\u0647\u0627 \u0646\u0647\u0641\u062a\u0647 \u0627\u0633\u062a.  \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u0628\u0631\u062e\u06cc \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc HTML5\u060c CSS3\u060c \u06cc\u0627 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0646\u0634\u0648\u0646\u062f \u06cc\u0627 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u062f\u0631 \u0645\u0631\u0648\u0631\u06af\u0631\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0631\u0641\u062a\u0627\u0631 \u0645\u062a\u0641\u0627\u0648\u062a\u06cc \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f.  \u0628\u0627 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0646\u0627\u0645 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631\u060c \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u0646\u062f \u0631\u0627\u0647 \u062d\u0644 \u0647\u0627\u06cc \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u0627\u0631\u0627\u0626\u0647 \u062f\u0647\u0646\u062f \u06cc\u0627 \u0628\u0647 \u06a9\u0627\u0631\u0628\u0631\u0627\u0646 \u062f\u0631 \u0645\u0648\u0631\u062f \u0645\u0634\u06a9\u0644\u0627\u062a \u0627\u062d\u062a\u0645\u0627\u0644\u06cc \u0633\u0627\u0632\u06af\u0627\u0631\u06cc \u0647\u0634\u062f\u0627\u0631 \u062f\u0647\u0646\u062f.<\/p>\n<p>\u06cc\u0627 \u0634\u0627\u06cc\u062f \u0628\u062e\u0648\u0627\u0647\u06cc\u062f \u067e\u06cc\u0648\u0646\u062f\u06cc \u0628\u0631\u0627\u06cc \u06cc\u06a9 \u0627\u0641\u0632\u0648\u0646\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u0628\u0647 \u06a9\u0627\u0631\u0628\u0631 \u0627\u0631\u0627\u0626\u0647 \u062f\u0647\u06cc\u062f.  \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062f\u0627\u0646\u06cc\u062f \u06a9\u0647 \u0628\u0647 \u06a9\u062f\u0627\u0645 \u0627\u0631\u0627\u0626\u0647 \u062f\u0647\u0646\u062f\u0647 \u0628\u0631\u0646\u0627\u0645\u0647 \u0627\u0641\u0632\u0648\u062f\u0646\u06cc \u067e\u06cc\u0648\u0646\u062f \u062f\u0647\u06cc\u062f\u061f  \u0627\u0641\u0632\u0648\u0646\u0647 \u0647\u0627\u06cc \u0641\u0627\u06cc\u0631\u0641\u0627\u06a9\u0633 \u06cc\u0627 \u0641\u0631\u0648\u0634\u06af\u0627\u0647 \u0648\u0628 \u06a9\u0631\u0648\u0645\u061f<\/p>\n<h2 id=\"gettingbrowsernameandversioninjavascript\"><span class=\"ez-toc-section\" id=\"%d8%af%d8%b1%db%8c%d8%a7%d9%81%d8%aa_%d9%86%d8%a7%d9%85_%d9%88_%d9%86%d8%b3%d8%ae%d9%87_%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1_%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\"><\/span>\u062f\u0631\u06cc\u0627\u0641\u062a \u0646\u0627\u0645 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0686\u0646\u062f \u0631\u0627\u0647 \u0645\u062e\u062a\u0644\u0641 \u0628\u0631\u0627\u06cc \u062f\u0631\u06cc\u0627\u0641\u062a \u0646\u0627\u0645 \u0645\u0631\u0648\u0631\u06af\u0631 \u0648 \u0646\u0633\u062e\u0647 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f.  \u0645\u0627 \u062f\u0648 \u0631\u0648\u0634 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f.  \u0631\u0648\u0634 \u0627\u0648\u0644 \u0634\u0627\u0645\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>navigator.userAgent<\/code> \u0648\u06cc\u0698\u06af\u06cc\u060c \u0648 \u0631\u0648\u0634 \u062f\u0648\u0645 \u0627\u0632 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0634\u062e\u0635 \u062b\u0627\u0644\u062b \u0628\u0631\u0627\u06cc \u0627\u0646\u062c\u0627\u0645 \u06a9\u0627\u0631 \u0628\u0631\u0627\u06cc \u0634\u0645\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<h3 id=\"method1usingnavigatoruseragentproperty\"><span class=\"ez-toc-section\" id=\"%d8%b1%d9%88%d8%b4_1_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_navigatoruseragent_%d9%88%db%8c%da%98%da%af%db%8c\"><\/span>\u0631\u0648\u0634 1: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <em>Navigator.userAgent<\/em> \u0648\u06cc\u0698\u06af\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0627\u06cc\u0646 <code>navigator.userAgent<\/code> \u0648\u06cc\u0698\u06af\u06cc \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0631\u0634\u062a\u0647 \u0627\u06cc \u0631\u0627 \u0628\u0631\u0645\u06cc \u06af\u0631\u062f\u0627\u0646\u062f \u06a9\u0647 \u0646\u0634\u0627\u0646 \u062f\u0647\u0646\u062f\u0647 \u0647\u062f\u0631 \u0639\u0627\u0645\u0644 \u06a9\u0627\u0631\u0628\u0631 \u0645\u0631\u0648\u0631\u06af\u0631 \u0627\u0633\u062a.  \u0627\u06cc\u0646 \u0631\u0634\u062a\u0647 \u062d\u0627\u0648\u06cc \u0627\u0637\u0644\u0627\u0639\u0627\u062a\u06cc \u062f\u0631\u0628\u0627\u0631\u0647 \u0646\u0627\u0645 \u0645\u0631\u0648\u0631\u06af\u0631\u060c \u0646\u0633\u062e\u0647 \u0648 \u0633\u0627\u06cc\u0631 \u062c\u0632\u0626\u06cc\u0627\u062a \u0627\u0633\u062a.<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0645\u062b\u0627\u0644\u06cc \u0627\u0632 \u0631\u0648\u0634 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u06cc\u0646 \u0648\u06cc\u0698\u06af\u06cc \u0628\u0631\u0627\u06cc \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0646\u0627\u0645 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">var<\/span> userAgent = navigator.userAgent; \n\n<span class=\"hljs-built_in\">console<\/span>.log(userAgent);\n<\/code><\/pre>\n<p>\u0627\u06af\u0631 \u0627\u06cc\u0646 \u06a9\u062f \u0631\u0627 \u062f\u0631 \u0645\u0631\u0648\u0631\u06af\u0631 \u062e\u0648\u062f \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f console\u060c \u062e\u0648\u0627\u0647\u062f \u0634\u062f print \u0631\u0634\u062a\u0647 \u0627\u06cc \u06a9\u0647 \u0686\u06cc\u0632\u06cc \u0634\u0628\u06cc\u0647 \u0628\u0647 \u0627\u06cc\u0646 \u0627\u0633\u062a:<\/p>\n<pre><code class=\"hljs\">\"Mozilla\/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit\/537.36 (KHTML, like Gecko) Chrome\/58.0.3029.110 Safari\/537.3\"\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646 \u0631\u0634\u062a\u0647 \u0628\u0647 \u0645\u0627 \u0645\u06cc \u06af\u0648\u06cc\u062f \u06a9\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u06a9\u0631\u0648\u0645 \u0648 \u0646\u0633\u062e\u0647 \u0622\u0646 58.0.3029.110 \u0627\u0633\u062a.  \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u062a\u062c\u0632\u06cc\u0647 \u0627\u06cc\u0646 \u0631\u0634\u062a\u0647 \u0628\u0631\u0627\u06cc \u062f\u0631\u06cc\u0627\u0641\u062a \u0646\u0627\u0645 \u0648 \u0646\u0633\u062e\u0647 \u062f\u0642\u06cc\u0642 \u0645\u0631\u0648\u0631\u06af\u0631 \u0628\u0647 \u062f\u0644\u06cc\u0644 \u0641\u0631\u0645\u062a\u200c\u0647\u0627\u06cc \u0645\u062a\u0641\u0627\u0648\u062a \u0631\u0634\u062a\u0647\u200c\u0647\u0627\u06cc \u0639\u0627\u0645\u0644 \u06a9\u0627\u0631\u0628\u0631 \u062f\u0631 \u0645\u0631\u0648\u0631\u06af\u0631\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u06a9\u0645\u06cc \u0645\u0634\u06a9\u0644 \u0628\u0627\u0634\u062f.  \u0645\u0639\u0645\u0648\u0644\u0627 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0627\u0632 \u0639\u0628\u0627\u0631\u0627\u062a \u0645\u0646\u0638\u0645 \u0628\u0631\u0627\u06cc \u062a\u062c\u0632\u06cc\u0647 \u0627\u06cc\u0646 \u0631\u0634\u062a\u0647 \u0648 \u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u0646\u062f.<\/p>\n<div class=\"alert alert-note\">\n<div class=\"flex\">\n<div class=\"flex-shrink-0 mr-3\"><\/div>\n<div class=\"w-full\">\n<p><strong>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f:<\/strong> \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 <code>navigator.userAgent<\/code> \u0648\u06cc\u0698\u06af\u06cc \u06cc\u06a9 \u0631\u0627\u0647 \u0633\u0631\u06cc\u0639 \u0648 \u0622\u0633\u0627\u0646 \u0628\u0631\u0627\u06cc \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0646\u0627\u0645 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u062f\u0647\u062f\u060c \u0647\u0645\u06cc\u0634\u0647 \u0642\u0627\u0628\u0644 \u0627\u0639\u062a\u0645\u0627\u062f \u0646\u06cc\u0633\u062a.  \u0628\u0631\u062e\u06cc \u0627\u0632 \u0645\u0631\u0648\u0631\u06af\u0631\u0647\u0627 \u0628\u0647 \u06a9\u0627\u0631\u0628\u0631\u0627\u0646 \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f \u0631\u0634\u062a\u0647 \u06a9\u0627\u0631\u0628\u0631-\u0639\u0627\u0645\u0644 \u0631\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0647\u0646\u062f\u060c \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0645\u0646\u062c\u0631 \u0628\u0647 \u062a\u0634\u062e\u06cc\u0635 \u0646\u0627\u062f\u0631\u0633\u062a \u0634\u0648\u062f.<\/p>\n<\/p><\/div><\/div><\/div>\n<h2 id=\"method2usingbrowserdetectionlibraries\"><span class=\"ez-toc-section\" id=\"%d8%b1%d9%88%d8%b4_2_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%d8%a7%d8%b2_%da%a9%d8%aa%d8%a7%d8%a8%d8%ae%d8%a7%d9%86%d9%87_%d9%87%d8%a7%db%8c_%d8%aa%d8%b4%d8%ae%db%8c%d8%b5_%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1\"><\/span>\u0631\u0648\u0634 2: \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0647\u0627\u06cc \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062f\u0631 \u0628\u0631\u062e\u06cc \u0645\u0648\u0627\u0631\u062f\u060c \u062a\u062c\u0632\u06cc\u0647 <code>navigator.userAgent<\/code> \u0631\u0634\u062a\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0633\u06cc\u0627\u0631 \u067e\u06cc\u0686\u06cc\u062f\u0647 \u0634\u0648\u062f\u060c \u0628\u0647 \u062e\u0635\u0648\u0635 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0634\u0645\u0627 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0637\u06cc\u0641 \u0648\u0633\u06cc\u0639\u06cc \u0627\u0632 \u0627\u0646\u0648\u0627\u0639 \u0648 \u0646\u0633\u062e\u0647 \u0647\u0627\u06cc \u0645\u0631\u0648\u0631\u06af\u0631 \u062f\u0627\u0631\u06cc\u062f.  \u0627\u06cc\u0646\u062c\u0627\u0633\u062a \u06a9\u0647 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647\u200c\u0647\u0627\u06cc \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u06a9\u0645\u06a9 \u0632\u06cc\u0627\u062f\u06cc \u06a9\u0646\u0646\u062f.  \u0622\u0646\u0647\u0627 \u06a9\u0627\u0631\u0647\u0627\u06cc \u0633\u0646\u06af\u06cc\u0646 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0634\u0645\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u0646\u062f \u0648 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0645\u0631\u0648\u0631\u06af\u0631\u060c \u0646\u0633\u062e\u0647\u060c \u0633\u06cc\u0633\u062a\u0645 \u0639\u0627\u0645\u0644 \u0648 \u0645\u0648\u0627\u0631\u062f \u062f\u06cc\u06af\u0631 \u0631\u0627 \u0622\u0633\u0627\u0646 \u062a\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f.  \u06cc\u06a9\u06cc \u0627\u0632 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0647\u0627\u06cc \u0645\u062d\u0628\u0648\u0628 \u0627\u0633\u062a <a href=\"https:\/\/github.com\/faisalman\/ua-parser-js\" rel=\"nofollow noopener\" target=\"_blank\">ua-parser-js<\/a>.<\/p>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0628\u06cc\u0646\u06cc\u0645 \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 \u0627\u06cc\u0646 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0628\u0631\u0627\u06cc \u062f\u0631\u06cc\u0627\u0641\u062a \u0646\u0627\u0645 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645:<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-comment\">\/\/ Import the ua-parser-js library<\/span>\n<span class=\"hljs-keyword\">var<\/span> UAParser = <span class=\"hljs-built_in\">require<\/span>(<span class=\"hljs-string\">'ua-parser-js'<\/span>);\n\n<span class=\"hljs-comment\">\/\/ Create a new parser instance<\/span>\n<span class=\"hljs-keyword\">var<\/span> parser = <span class=\"hljs-keyword\">new<\/span> UAParser();\n\n<span class=\"hljs-comment\">\/\/ Get the browser name and version<\/span>\n<span class=\"hljs-keyword\">var<\/span> result = parser.getResult();\n<span class=\"hljs-built_in\">console<\/span>.log(result.browser); <span class=\"hljs-comment\">\/\/ Outputs: { name: \"Chrome\", version: \"89.0.4389.82\" }<\/span>\n<\/code><\/pre>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u06a9\u062f \u0627\u0628\u062a\u062f\u0627 \u0645\u0627 import \u0631\u0627 <code>ua-parser-js<\/code> \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647  \u0633\u067e\u0633 \u06cc\u06a9 \u0646\u0645\u0648\u0646\u0647 \u062a\u062c\u0632\u06cc\u0647 \u06a9\u0646\u0646\u062f\u0647 \u062c\u062f\u06cc\u062f \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc \u06a9\u0646\u06cc\u0645 \u0648 \u0622\u0646 \u0631\u0627 \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc \u06a9\u0646\u06cc\u0645 <code>getResult()<\/code> \u0631\u0648\u0634 \u062f\u0631\u06cc\u0627\u0641\u062a \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0645\u0631\u0648\u0631\u06af\u0631  \u062e\u0631\u0648\u062c\u06cc \u06cc\u06a9 \u0634\u06cc \u062d\u0627\u0648\u06cc \u0646\u0627\u0645 \u0645\u0631\u0648\u0631\u06af\u0631 \u0648 \u0646\u0633\u062e\u0647 \u0627\u0633\u062a.<\/p>\n<p>\u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647\u200c\u0647\u0627\u06cc \u062f\u06cc\u06af\u0631\u06cc \u0646\u06cc\u0632 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u0646\u062f \u06a9\u0647 \u0628\u0627 \u0628\u0631\u0631\u0633\u06cc \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u0645\u0648\u062c\u0648\u062f\u060c \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0645\u0631\u0648\u0631\u06af\u0631 \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc\u200c\u062f\u0647\u0646\u062f\u060c \u06a9\u0647 \u0627\u06af\u0631 \u0645\u0634\u06a9\u0648\u06a9 \u0647\u0633\u062a\u06cc\u062f \u06a9\u0647 UA \u062a\u063a\u06cc\u06cc\u0631 \u06a9\u0631\u062f\u0647 \u0627\u0633\u062a\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u062e\u0648\u0628\u06cc \u0628\u0627\u0634\u062f\u060c \u0627\u0645\u0627 \u0627\u06cc\u0646 \u0646\u06cc\u0632 \u06cc\u06a9 \u0631\u0648\u0634 \u062f\u0634\u0648\u0627\u0631 \u0627\u0633\u062a \u0632\u06cc\u0631\u0627 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u0645\u0631\u0648\u0631\u06af\u0631 \u062f\u0627\u0626\u0645\u0627 \u062f\u0631 \u062d\u0627\u0644 \u062a\u063a\u06cc\u06cc\u0631 \u0647\u0633\u062a\u0646\u062f.<\/p>\n<h2 id=\"potentialissueswithbrowserdetection\"><span class=\"ez-toc-section\" id=\"%d9%85%d8%b4%da%a9%d9%84%d8%a7%d8%aa_%d8%a7%d8%ad%d8%aa%d9%85%d8%a7%d9%84%db%8c_%d8%af%d8%b1_%d8%aa%d8%b4%d8%ae%db%8c%d8%b5_%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1\"><\/span>\u0645\u0634\u06a9\u0644\u0627\u062a \u0627\u062d\u062a\u0645\u0627\u0644\u06cc \u062f\u0631 \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0627\u0628\u0632\u0627\u0631 \u0645\u0641\u06cc\u062f\u06cc \u0628\u0627\u0634\u062f\u060c \u0627\u0645\u0627 \u0628\u062f\u0648\u0646 \u0627\u0634\u06a9\u0627\u0644 \u0646\u06cc\u0633\u062a.  \u06cc\u06a9\u06cc \u0627\u0632 \u0645\u0633\u0627\u0626\u0644 \u0627\u0648\u0644\u06cc\u0647\u060c \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0627\u0634\u0627\u0631\u0647 \u06a9\u0631\u062f\u06cc\u0645\u060c \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 <code>navigator.userAgent<\/code> \u0631\u0634\u062a\u0647 \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0647 \u0631\u0627\u062d\u062a\u06cc \u062c\u0639\u0644 \u06cc\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0627\u062f.  \u0627\u06cc\u0646 \u0628\u062f\u0627\u0646 \u0645\u0639\u0646\u06cc \u0627\u0633\u062a \u06a9\u0647 \u062a\u06a9\u06cc\u0647 \u0635\u0631\u0641 \u0631\u0648\u06cc \u0627\u06cc\u0646 \u0631\u0634\u062a\u0647 \u0628\u0631\u0627\u06cc \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0645\u0646\u062c\u0631 \u0628\u0647 \u0646\u062a\u0627\u06cc\u062c \u0646\u0627\u062f\u0631\u0633\u062a \u0634\u0648\u062f.<\/p>\n<div data-nosnippet=\"\" id=\"newsletter\">\n<div class=\"bg-gray-100 border rounded my-8\">\n<div class=\"py-3 px-3 sm:px-4 lg:py-6 lg:px-6\">\n<div class=\"text-center\"><span class=\"text-xl font-extrabold tracking-tight text-gray-600 sm:text-2xl\">\u062f\u0648\u0631\u0647 \u0647\u0627\u06cc \u0631\u0627\u06cc\u06af\u0627\u0646\u060c \u067e\u0631\u0648\u0698\u0647 \u0647\u0627\u06cc \u0647\u062f\u0627\u06cc\u062a \u0634\u062f\u0647 \u0648 \u0645\u0648\u0627\u0631\u062f \u062f\u06cc\u06af\u0631 \u0631\u0627 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u0646\u06cc\u062f<\/span><\/div>\n<div class=\"mt-4\">\n<div class=\"flex justify-center\">\n<div class=\"flex-grow flex-col justify-center\">\n<form class=\"group sm:flex sm:justify-center\"><label for=\"email-address\" class=\"sr-only\">\u0622\u062f\u0631\u0633 \u0627\u06cc\u0645\u06cc\u0644<\/label><input id=\"email-address\" name=\"email-address\" type=\"email\" autocomplete=\"email\" required=\"\" class=\"flex-1 w-full sm:max-w-md px-5 py-3 border sm:border-r-0 border-gray-400 placeholder-gray-500 rounded-md sm:rounded-r-none sm:rounded-l-md focus:ring-0 focus:border-gray-900\" placeholder=\"Enter your email\" value=\"\"><\/p>\n<div class=\"mt-3 sm:mt-0 sm:flex-shrink-0\"><button type=\"submit\" class=\"w-full flex items-center justify-center px-5 py-3 rounded-md sm:rounded-l-none sm:rounded-r-md shadow border border-transparent text-base font-medium text-white bg-orange-500 hover:bg-orange-600\">\u0627\u0634\u062a\u0631\u0627\u06a9 \u062f\u0631<\/button><\/div>\n<\/form>\n<p class=\"text-center mt-3 text-sm text-gray-500\">\u0628\u062f\u0648\u0646 \u0647\u0631\u0632\u0646\u0627\u0645\u0647 \u0647\u0631\u06af\u0632.  \u0644\u063a\u0648 \u0627\u0634\u062a\u0631\u0627\u06a9 \u062f\u0631 \u0647\u0631 \u0632\u0645\u0627\u0646.  \u0645\u0627 \u0631\u0627 \u0628\u062e\u0648\u0627\u0646\u06cc\u062f<!-- --> \u0633\u06cc\u0627\u0633\u062a \u062d\u0641\u0638 \u062d\u0631\u06cc\u0645 \u062e\u0635\u0648\u0635\u06cc.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0645\u0633\u0626\u0644\u0647 \u062f\u06cc\u06af\u0631 \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0645\u0646\u062c\u0631 \u0628\u0647 \u067e\u06cc\u0686\u06cc\u062f\u06af\u06cc \u06a9\u062f \u0634\u0648\u062f.  \u0627\u06af\u0631 \u0645\u062c\u0628\u0648\u0631 \u0628\u0647 \u0646\u0648\u0634\u062a\u0646 \u06a9\u062f\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0628\u0631\u0627\u06cc \u0645\u0631\u0648\u0631\u06af\u0631\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0647\u0633\u062a\u06cc\u062f\u060c \u067e\u0627\u06cc\u06af\u0627\u0647 \u06a9\u062f \u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0633\u0631\u0639\u062a \u0628\u0647 \u0647\u0645 \u0631\u06cc\u062e\u062a\u0647 \u0648 \u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u0622\u0646 \u0633\u062e\u062a \u062a\u0631 \u0634\u0648\u062f.  \u0628\u0647 \u0647\u0645\u06cc\u0646 \u062f\u0644\u06cc\u0644 \u0627\u0633\u062a \u06a9\u0647 \u062a\u0634\u062e\u06cc\u0635 \u0648\u06cc\u0698\u06af\u06cc \u0627\u063a\u0644\u0628 \u0628\u0631 \u0631\u0648\u06cc \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631 \u062a\u0648\u0635\u06cc\u0647 \u0645\u06cc \u0634\u0648\u062f \u0631\u0648\u06cc \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0634\u0645\u0627<\/p>\n<h2 id=\"usecasesforbrowserdetection\"><span class=\"ez-toc-section\" id=\"%d8%a7%d8%b2_%d9%85%d9%88%d8%a7%d8%b1%d8%af_%d8%a8%d8%b1%d8%a7%db%8c_%d8%aa%d8%b4%d8%ae%db%8c%d8%b5_%d9%85%d8%b1%d9%88%d8%b1%da%af%d8%b1_%d8%a7%d8%b3%d8%aa%d9%81%d8%a7%d8%af%d9%87_%da%a9%d9%86%db%8c%d8%af\"><\/span>\u0627\u0632 \u0645\u0648\u0627\u0631\u062f \u0628\u0631\u0627\u06cc \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0639\u0644\u06cc\u0631\u063a\u0645 \u0645\u0634\u06a9\u0644\u0627\u062a \u0627\u062d\u062a\u0645\u0627\u0644\u06cc \u0622\u0646\u060c \u0645\u0648\u0627\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u0639\u062a\u0628\u0631\u06cc \u0628\u0631\u0627\u06cc \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f.  \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0631\u062e\u06cc \u0627\u0632 \u0622\u0646\u0647\u0627 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u0645.<\/p>\n<h3 id=\"weboptimization\"><span class=\"ez-toc-section\" id=\"%d8%a8%d9%87%db%8c%d9%86%d9%87_%d8%b3%d8%a7%d8%b2%db%8c_%d9%88%d8%a8\"><\/span>\u0628\u0647\u06cc\u0646\u0647 \u0633\u0627\u0632\u06cc \u0648\u0628<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u06cc\u06a9\u06cc \u0627\u0632 \u0631\u0627\u06cc\u062c \u062a\u0631\u06cc\u0646 \u0645\u0648\u0627\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0628\u0631\u0627\u06cc \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631\u060c \u0628\u0647\u06cc\u0646\u0647 \u0633\u0627\u0632\u06cc \u0648\u0628 \u0627\u0633\u062a.  \u0628\u0627 \u062f\u0627\u0646\u0633\u062a\u0646 \u0646\u0648\u0639 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u06a9\u0627\u0631\u0628\u0631\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0648\u0628 \u0633\u0627\u06cc\u062a \u062e\u0648\u062f \u0631\u0627 \u0633\u0641\u0627\u0631\u0634\u06cc \u06a9\u0646\u06cc\u062f \u062a\u0627 \u0628\u0647\u062a\u0631\u06cc\u0646 \u062a\u062c\u0631\u0628\u0647 \u0645\u0645\u06a9\u0646 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0622\u0646 \u0645\u0631\u0648\u0631\u06af\u0631 \u0627\u0631\u0627\u0626\u0647 \u062f\u0647\u06cc\u062f.<\/p>\n<p>\u0628\u0631\u0627\u06cc \u0645\u062b\u0627\u0644\u060c \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0627\u0632 \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631 \u0628\u0631\u0627\u06cc \u0627\u0631\u0627\u0626\u0647 \u0646\u0633\u062e\u0647 \u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0641\u0627\u06cc\u0644 \u0647\u0627\u06cc CSS \u06cc\u0627 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0648\u0628 \u0633\u0627\u06cc\u062a \u062e\u0648\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.  \u0627\u06af\u0631 \u06a9\u0627\u0631\u0628\u0631 \u0628\u0627\u0634\u062f \u0631\u0648\u06cc \u06cc\u06a9 \u0645\u0631\u0648\u0631\u06af\u0631 \u0642\u062f\u06cc\u0645\u06cc \u06a9\u0647 \u0627\u0632 \u0648\u06cc\u0698\u06af\u06cc \u0647\u0627\u06cc \u062e\u0627\u0635\u06cc \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0646\u0645\u06cc \u06a9\u0646\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0646\u0633\u062e\u0647 \u0633\u0627\u062f\u0647 \u062a\u0631 \u0648 \u0633\u0627\u0632\u06af\u0627\u0631\u062a\u0631 \u0633\u0627\u06cc\u062a \u062e\u0648\u062f \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u062f\u0647\u06cc\u062f.<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-comment\">\/\/ Example: Serving different JavaScript files based \u0631\u0648\u06cc the browser<\/span>\n<span class=\"hljs-keyword\">if<\/span> (result.browser.name === <span class=\"hljs-string\">\"IE\"<\/span> &amp;&amp; result.browser.version &lt; <span class=\"hljs-string\">\"9.0\"<\/span>) {\n    <span class=\"hljs-comment\">\/\/ Serve a simpler version of the JavaScript file for older IE browsers<\/span>\n    loadScript(<span class=\"hljs-string\">\"js\/oldIE.js\"<\/span>);\n} <span class=\"hljs-keyword\">else<\/span> {\n    <span class=\"hljs-comment\">\/\/ Serve the regular JavaScript file for other browsers<\/span>\n    loadScript(<span class=\"hljs-string\">\"js\/main.js\"<\/span>);\n}\n<\/code><\/pre>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c \u0645\u0627 \u0627\u0632 <code>ua-parser-js<\/code> \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0628\u0631\u0627\u06cc \u062a\u0634\u062e\u06cc\u0635 \u0627\u06cc\u0646\u06a9\u0647 \u0622\u06cc\u0627 \u06a9\u0627\u0631\u0628\u0631 \u0627\u0633\u062a \u0631\u0648\u06cc \u0646\u0633\u062e\u0647 \u0642\u062f\u06cc\u0645\u06cc \u0627\u06cc\u0646\u062a\u0631\u0646\u062a \u0627\u06a9\u0633\u067e\u0644\u0648\u0631\u0631  \u062f\u0631 \u0635\u0648\u0631\u062a \u0648\u062c\u0648\u062f\u060c \u0645\u0627 \u0646\u0633\u062e\u0647 \u0633\u0627\u062f\u0647\u200c\u062a\u0631\u06cc \u0627\u0632 \u0641\u0627\u06cc\u0644 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645.  \u0627\u06af\u0631 \u0622\u0646\u0647\u0627 \u0647\u0633\u062a\u0646\u062f \u0631\u0648\u06cc \u06cc\u06a9 \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u062a\u0641\u0627\u0648\u062a\u060c \u0641\u0627\u06cc\u0644 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0645\u0639\u0645\u0648\u0644\u06cc \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u06a9\u0646\u06cc\u0645.<\/p>\n<p>\u0628\u0647 \u06cc\u0627\u062f \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f\u060c \u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0627\u0628\u0632\u0627\u0631 \u0645\u0641\u06cc\u062f\u06cc \u0628\u0631\u0627\u06cc \u0628\u0647\u06cc\u0646\u0647 \u0633\u0627\u0632\u06cc \u0648\u0628 \u0628\u0627\u0634\u062f\u060c \u0627\u0645\u0627 \u06cc\u06a9 \u06af\u0644\u0648\u0644\u0647 \u0646\u0642\u0631\u0647 \u0627\u06cc \u0646\u06cc\u0633\u062a.  \u0647\u0645\u06cc\u0634\u0647 \u0645\u0633\u0627\u0626\u0644 \u0628\u0627\u0644\u0642\u0648\u0647 \u0631\u0627 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f \u0648 \u0639\u0627\u0642\u0644\u0627\u0646\u0647 \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<h3 id=\"userexperienceenhancement\"><span class=\"ez-toc-section\" id=\"%d8%a7%d9%81%d8%b2%d8%a7%db%8c%d8%b4_%d8%aa%d8%ac%d8%b1%d8%a8%d9%87_%da%a9%d8%a7%d8%b1%d8%a8%d8%b1%db%8c\"><\/span>\u0627\u0641\u0632\u0627\u06cc\u0634 \u062a\u062c\u0631\u0628\u0647 \u06a9\u0627\u0631\u0628\u0631\u06cc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u062f\u0631 \u062f\u0646\u06cc\u0627\u06cc \u062a\u0648\u0633\u0639\u0647 \u0648\u0628\u060c \u062a\u062c\u0631\u0628\u0647 \u06a9\u0627\u0631\u0628\u0631\u06cc (UX) \u067e\u0627\u062f\u0634\u0627\u0647 \u0627\u0633\u062a.  \u0647\u0645\u0647 \u0686\u06cc\u0632 \u062f\u0631 \u0645\u0648\u0631\u062f \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 \u062a\u062c\u0631\u0628\u0647 \u0631\u0648\u0627\u0646\u060c \u0634\u0647\u0648\u062f\u06cc \u0648 \u0644\u0630\u062a \u0628\u062e\u0634 \u0628\u0631\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u0627\u0646 \u0627\u0633\u062a\u060c \u062f\u0631\u0633\u062a \u0627\u0633\u062a\u061f  \u0627\u06cc\u0646\u062c\u0627\u0633\u062a \u06a9\u0647 \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0648\u0627\u0631\u062f \u0639\u0645\u0644 \u0634\u0648\u062f.<\/p>\n<p>\u0628\u06cc\u0627\u06cc\u06cc\u062f \u062a\u0635\u0648\u0631 \u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u0634\u0645\u0627 \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u0627\u06cc\u062c\u0627\u062f \u06a9\u0631\u062f\u0647 \u0627\u06cc\u062f \u06a9\u0647 \u0627\u0632 \u0622\u062e\u0631\u06cc\u0646 API \u0647\u0627\u06cc \u0648\u0628 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u062f.  \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u0627\u06cc\u0646 API \u0647\u0627 \u062a\u0648\u0633\u0637 \u0647\u0645\u0647 \u0645\u0631\u0648\u0631\u06af\u0631\u0647\u0627 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0646\u0645\u06cc \u0634\u0648\u0646\u062f.  \u0628\u0647 \u062c\u0627\u06cc \u0627\u06cc\u0646\u06a9\u0647 \u06a9\u0627\u0631\u0628\u0631\u0627\u0646 \u062e\u0648\u062f \u0631\u0627 \u0628\u0627 \u0645\u0631\u0648\u0631\u06af\u0631\u0647\u0627\u06cc \u0642\u062f\u06cc\u0645\u06cc \u062f\u0631 \u062a\u0627\u0631\u06cc\u06a9\u06cc (\u0648 \u0628\u0647 \u0637\u0648\u0631 \u0628\u0627\u0644\u0642\u0648\u0647 \u0646\u0627\u0627\u0645\u06cc\u062f) \u0631\u0647\u0627 \u06a9\u0646\u06cc\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u06cc\u06a9 \u062a\u062c\u0631\u0628\u0647 \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646\u060c \u0627\u0645\u0627 \u0647\u0645\u0686\u0646\u0627\u0646 \u062f\u0644\u067e\u0630\u06cc\u0631 \u0628\u0631\u0627\u06cc \u0622\u0646\u0647\u0627 \u0641\u0631\u0627\u0647\u0645 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u06cc\u06a9 \u0645\u062b\u0627\u0644 \u0627\u0633\u062a.  \u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u06cc\u06a9 \u0648\u06cc\u0698\u06af\u06cc \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Web Speech API \u067e\u06cc\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc \u06a9\u0631\u062f\u0647 \u0627\u06cc\u062f \u06a9\u0647 \u062f\u0631 \u0627\u06cc\u0646\u062a\u0631\u0646\u062a \u0627\u06a9\u0633\u067e\u0644\u0648\u0631\u0631 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0646\u0645\u06cc \u0634\u0648\u062f.<\/p>\n<pre><code class=\"hljs\"><span class=\"hljs-keyword\">if<\/span> (<span class=\"hljs-built_in\">window<\/span>.hasOwnProperty(<span class=\"hljs-string\">'SpeechRecognition'<\/span>) || <span class=\"hljs-built_in\">window<\/span>.hasOwnProperty(<span class=\"hljs-string\">'webkitSpeechRecognition'<\/span>)) {\n    <span class=\"hljs-comment\">\/\/ Use the Web Speech API<\/span>\n} <span class=\"hljs-keyword\">else<\/span> {\n    <span class=\"hljs-comment\">\/\/ Provide alternative method<\/span>\n}\n<\/code><\/pre>\n<p>\u062f\u0631 \u0627\u06cc\u0646 \u06a9\u062f\u060c \u0627\u06af\u0631 \u0645\u0631\u0648\u0631\u06af\u0631 \u06a9\u0627\u0631\u0628\u0631 \u0627\u0632 Web Speech API \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u067e\u06cc\u0634 \u0645\u06cc\u200c\u0631\u0648\u06cc\u0645 \u0648 \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645.  \u0627\u06af\u0631 \u0646\u0647\u060c \u0645\u0627 \u06cc\u06a9 \u0631\u0648\u0634 \u062c\u0627\u06cc\u06af\u0632\u06cc\u0646 \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc \u062f\u0647\u06cc\u0645 \u06a9\u0647 \u0628\u0627 \u0645\u0631\u0648\u0631\u06af\u0631 \u0622\u0646\u0647\u0627 \u0633\u0627\u0632\u06af\u0627\u0631 \u0627\u0633\u062a.  \u0628\u0647 \u0627\u06cc\u0646 \u062a\u0631\u062a\u06cc\u0628\u060c \u0647\u06cc\u0686 \u06a9\u0627\u0631\u0628\u0631\u06cc \u0639\u0642\u0628 \u0646\u0645\u06cc \u0645\u0627\u0646\u062f \u0648 \u0647\u0645\u0647 \u0628\u062f\u0648\u0646 \u062a\u0648\u062c\u0647 \u0628\u0647 \u0645\u0631\u0648\u0631\u06af\u0631\u06cc \u06a9\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u0646\u062f\u060c \u0627\u0632 \u0633\u0627\u06cc\u062a \u0634\u0645\u0627 \u0644\u0630\u062a \u0645\u06cc \u0628\u0631\u0646\u062f.<\/p>\n<div class=\"alert alert-note\">\n<div class=\"flex\">\n<div class=\"flex-shrink-0 mr-3\"><\/div>\n<div class=\"w-full\">\n<p><strong>\u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f:<\/strong> \u0647\u0645\u06cc\u0634\u0647 \u0628\u0647 \u06cc\u0627\u062f \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u0633\u0627\u06cc\u062a \u062e\u0648\u062f \u0631\u0627 \u0628\u0647 \u0637\u0648\u0631 \u06a9\u0627\u0645\u0644 \u062a\u0633\u062a \u06a9\u0646\u06cc\u062f \u0631\u0648\u06cc \u0645\u0631\u0648\u0631\u06af\u0631\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u067e\u0633 \u0627\u0632 \u0627\u062c\u0631\u0627\u06cc \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631.  \u0627\u06cc\u0646 \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u06a9\u0627\u0631\u0628\u0631\u0627\u0646 \u0634\u0645\u0627 \u0628\u062f\u0648\u0646 \u062f\u0631 \u0646\u0638\u0631 \u06af\u0631\u0641\u062a\u0646 \u0646\u0648\u0639 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631\u0634\u0627\u0646 \u0628\u0647\u062a\u0631\u06cc\u0646 \u062a\u062c\u0631\u0628\u0647 \u0645\u0645\u06a9\u0646 \u0631\u0627 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u0646\u062f.<\/p>\n<\/p><\/div><\/div><\/div>\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 \u0628\u0627\u06cc\u062a\u060c \u0631\u0648\u0634 \u062a\u0634\u062e\u06cc\u0635 \u0646\u0648\u0639 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u06a9\u0627\u0631\u0628\u0631 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0631\u062f\u0647 \u0627\u06cc\u0645.  \u0645\u0627 \u062f\u06cc\u062f\u0647 \u0627\u06cc\u0645 \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645 <code>navigator.userAgent<\/code> \u0648\u06cc\u0698\u06af\u06cc\u060c \u0648 \u0647\u0645\u0686\u0646\u06cc\u0646 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0647\u0627\u06cc \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631\u060c \u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u06cc\u0627\u0628\u06cc \u0628\u0647 \u0627\u06cc\u0646 \u0647\u062f\u0641.  \u0645\u0627 \u0647\u0645\u0686\u0646\u06cc\u0646 \u062f\u0631 \u0645\u0648\u0631\u062f \u0645\u0634\u06a9\u0644\u0627\u062a \u0628\u0627\u0644\u0642\u0648\u0647 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0645\u0631\u0648\u0631\u06af\u0631 \u0628\u062d\u062b \u06a9\u0631\u062f\u0647\u200c\u0627\u06cc\u0645 \u0648 \u0628\u0631\u062e\u06cc \u0627\u0632 \u0645\u0648\u0627\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0622\u0646\u060c \u0628\u0647\u200c\u0648\u06cc\u0698\u0647 \u062f\u0631 \u0628\u0647\u0628\u0648\u062f \u062a\u062c\u0631\u0628\u0647 \u06a9\u0627\u0631\u0628\u0631 \u0631\u0627 \u0628\u0631\u062c\u0633\u062a\u0647 \u06a9\u0631\u062f\u0647\u200c\u0627\u06cc\u0645.<\/p>\n<p>\u062f\u0631 \u062d\u0627\u0644\u06cc \u06a9\u0647 \u062a\u0634\u062e\u06cc\u0635 \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0627\u0628\u0632\u0627\u0631 \u0645\u0641\u06cc\u062f\u06cc \u0628\u0627\u0634\u062f\u060c \u0647\u0645\u06cc\u0634\u0647 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0631\u0627\u0647 \u062d\u0644 \u0646\u06cc\u0633\u062a.  \u062f\u0631 \u0635\u0648\u0631\u062a \u0627\u0645\u06a9\u0627\u0646\u060c \u0627\u0632 \u062a\u0634\u062e\u06cc\u0635 \u0648\u06cc\u0698\u06af\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u0628\u0628\u06cc\u0646\u06cc\u062f \u0622\u06cc\u0627 \u0645\u0631\u0648\u0631\u06af\u0631 \u0627\u0632 \u0647\u0631 \u0648\u06cc\u0698\u06af\u06cc \u06a9\u0647 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f \u06cc\u0627 \u062e\u06cc\u0631.  \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u062f\u0631 \u0645\u0648\u0627\u0631\u062f\u06cc \u06a9\u0647 \u0627\u06cc\u0631\u0627\u062f\u0627\u062a \u06cc\u0627 \u0628\u0627\u06af\u200c\u0647\u0627\u06cc \u062e\u0627\u0635 \u0645\u0631\u0648\u0631\u06af\u0631 \u0628\u0647 \u0648\u062c\u0648\u062f \u0645\u06cc\u200c\u0622\u06cc\u0646\u062f\u060c \u06cc\u0627 \u0647\u0646\u06af\u0627\u0645 \u0628\u0631\u062e\u0648\u0631\u062f \u0628\u0627 \u0648\u06cc\u0698\u06af\u06cc\u200c\u0647\u0627\u06cc \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc\u200c\u0646\u0634\u062f\u0647\u060c \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u0645\u0631\u0648\u0631\u06af\u0631 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0646\u062c\u0627\u062a\u200c\u0628\u062e\u0634 \u0628\u0627\u0634\u062f.<\/p>\n<\/div>\n<p><br \/>\n<br \/>\u0645\u0646\u062a\u0634\u0631 \u0634\u062f\u0647 \u062f\u0631 1403-01-31 09:02:09<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;16729&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;\u0646\u0648\u0639 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u0631\u0627 \u062f\u0631 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u0646\u06cc\u062f&quot;,&quot;width&quot;:&quot;0&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} ({count} \u0631\u0627\u06cc)&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-left: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 30px; height: 30px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 24px;\">\n            <span class=\"kksr-muted\">\u0627\u0645\u062a\u06cc\u0627\u0632 \u0634\u0645\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0645\u0637\u0644\u0628<\/span>\n    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u0632\u0645\u0627\u0646 \u0644\u0627\u0632\u0645 \u0628\u0631\u0627\u06cc \u0645\u0637\u0627\u0644\u0639\u0647: <\/span> <span class=\"rt-time\"> 5<\/span> <span class=\"rt-label rt-postfix\">\u062f\u0642\u06cc\u0642\u0647<\/span><\/span>\u0645\u0639\u0631\u0641\u06cc \u062f\u0631 \u0627\u06cc\u0646 \u0628\u0627\u06cc\u062a\u060c \u0631\u0648\u0634 \u062a\u0634\u062e\u06cc\u0635 \u0646\u0648\u0639 \u0648 \u0646\u0633\u062e\u0647 \u0645\u0631\u0648\u0631\u06af\u0631 \u06a9\u0627\u0631\u0628\u0631 \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062c\u0627\u0648\u0627 \u0627\u0633\u06a9\u0631\u06cc\u067e\u062a \u062e\u0648\u0627\u0647\u06cc\u0645 \u062f\u06cc\u062f. \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0647 \u0646\u0638\u0631 \u0628\u0631\u0633\u062f \u06a9\u0647 \u0628\u0627\u06cc\u062f \u06cc\u06a9 \u06a9\u0627\u0631 \u0628\u06cc \u0627\u0647\u0645\u06cc\u062a \u0628\u0627\u0634\u062f\u060c \u0627\u0645\u0627 \u0647\u0645\u06cc\u0634\u0647 \u0627\u06cc\u0646\u0637\u0648\u0631 \u0646\u06cc\u0633\u062a. \u0647\u0646\u06af\u0627\u0645 \u0627\u06cc\u062c\u0627\u062f \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627\u06cc \u06a9\u0627\u0631\u0628\u0631\u062f\u06cc \u0648\u0628 \u067e\u0627\u0633\u062e\u06af\u0648 \u0648 \u06a9\u0627\u0631\u0628\u0631 \u067e\u0633\u0646\u062f \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0633\u06cc\u0627\u0631 \u0645\u0641\u06cc\u062f \u0628\u0627\u0634\u062f. \u0645\u0627 \u0628\u0647 \u062f\u0646\u0628\u0627\u0644 \u0627\u06cc\u0646 \u062e\u0648\u0627\u0647\u06cc\u0645 [&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":[1828,1100,1840,1844,1938,1781,1841,1780,1103,2750,1774,1803,1806,1913,437,3108,2323,2250],"class_list":["post-16729","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript","category-programming","tag-1828","tag-javascript","tag-1840","tag-1844","tag-1938","tag-1781","tag-1841","tag-1780","tag-1103","tag-2750","tag-1774","tag-1803","tag-1806","tag-1913","tag-437","tag-3108","tag--node","tag--nodejs"],"acf":[],"_links":{"self":[{"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/16729","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=16729"}],"version-history":[{"count":0,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/posts\/16729\/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=16729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/categories?post=16729"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rasanegaar.com\/blog\/wp-json\/wp\/v2\/tags?post=16729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}