{"id":26894,"date":"2021-11-30T22:55:22","date_gmt":"2021-11-30T19:55:22","guid":{"rendered":"https:\/\/www.difference.news\/edu\/?p=26894"},"modified":"2021-11-30T22:55:33","modified_gmt":"2021-11-30T19:55:33","slug":"%d8%a7%d9%84%d9%80data-types-%d8%a7%d9%84%d9%80undefined-%d9%88%d8%a7%d9%84%d9%80nan","status":"publish","type":"post","link":"https:\/\/www.difference.news\/edu\/%d8%a7%d9%84%d9%80data-types-%d8%a7%d9%84%d9%80undefined-%d9%88%d8%a7%d9%84%d9%80nan\/","title":{"rendered":"\u0627\u0644\u0640Data Types \u0627\u0644\u0640Undefined \u0648\u0627\u0644\u0640NaN!"},"content":{"rendered":"<div class=\"e3lan e3lan-in-post1\"><center><br>\r\n<!-- f.336.280 -->\r\n<ins class=\"adsbygoogle\"\r\n    style=\"display:inline-block;width:336px;height:280px\"\r\n    data-ad-client=\"ca-pub-0007602327247913\"\r\n    data-ad-slot=\"8804957031\"\r\n    data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\r\n<br>\r\n<\/center><\/div>\n<p>\u0648\u0623\u062e\u064a\u0631\u064b\u0627 \u0628\u0648\u0633\u062a \u062a\u0627\u0646\u064a \u0645\u0646 \u0627\u0644\u0628\u0648\u0633\u062a\u0627\u062a \u0627\u0644\u0634\u064a\u0642\u0629 \u0641\u064a \u0627\u0644\u0640JavaScript\u060c \u0647\u0646\u0643\u0645\u0644 \u0643\u0644\u0627\u0645\u0646\u0627 \u0639\u0646 \u0627\u0644\u0640Data Types \u0648\u0644\u0643\u0646 \u0627\u0644\u0645\u0631\u0627\u062f\u064a \u0647\u0646\u062a\u0639\u0631\u0641 \u0639\u0644\u0649 \u0627\u0644\u0640Undefined \u0648\u0627\u0644\u0640NaN! \u0627\u0644\u0628\u0648\u0633\u062a \u062f\u0647 \u0645\u0647\u0645 \u062c\u062f\u064b\u0627 \u0641\u0640 \u062e\u0644\u064a\u0643 \u0645\u062a\u0627\u0628\u0639 \u0645\u0639\u0627\u064a\u0627 \u0644\u0644\u0646\u0647\u0627\u064a\u0629\u060c \u0628\u062f\u0648\u0646 \u0631\u063a\u064a \u0643\u062a\u064a\u0631 \u0628\u0633\u0645 \u0627\u0644\u0644\u0647 \u0648\u064a\u0644\u0627 \u0646\u0628\u062f\u0623<\/p>\n<p>\u0641\u064a \u0627\u0644\u0640JavaScript \u0628\u0634\u0643\u0644 \u0639\u0627\u0645\u060c \u0639\u0646\u062f\u0646\u0627 \u062d\u0627\u062c\u0629 \u0625\u0633\u0645\u0647\u0627 Primitive\u060c \u0648\u062f\u064a \u0628\u0625\u062e\u062a\u0635\u0627\u0631 \u0639\u0628\u0627\u0631\u0629 \u0639\u0646 \u0627\u0644\u062f\u0627\u062a\u0627 \u0627\u0644\u0628\u062f\u0627\u0626\u064a\u0629 \u062c\u062f\u064b\u0627\u060c \u0632\u064a \u0627\u0644\u0640String\u060c \u0627\u0644\u0640Number\u060c \u0627\u0644\u0640Boolean\u060c \u0643\u0644\u0647\u0645 \u0628\u064a\u0627\u0646\u0627\u062a \u0645\u062c\u0631\u062f\u0629 \u062e\u0644\u064a\u0646\u0627 \u0646\u0642\u0648\u0644\u060c \u0645\u0634 \u0628\u064a\u0639\u0628\u0631\u0648\u0627 \u0639\u0646 Object \u0644\u064a\u0647 Methods \u0645\u062b\u0644\u064b\u0627\u060c \u0648\u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0648\u0642\u062a \u062f\u064a \u0628\u064a\u0627\u0646\u0627\u062a \u062b\u0627\u0628\u062a\u0629 \u0645\u0634 \u0645\u062a\u063a\u064a\u0631\u0629!<\/p>\n<p>\u062a\u0648\u0647\u062a \u0645\u0646\u064a\u061f \u0645\u0639\u0644\u0634 \u0631\u0643\u0632 \u0645\u0639\u0627\u064a\u0627 \u0634\u0648\u064a\u0629\u060c \u0641\u064a \u0627\u0644\u0628\u0648\u0633\u062a \u0627\u0644\u0644\u064a \u0641\u0627\u062a \u0644\u0645\u0627 \u0627\u062a\u0643\u0644\u0645\u0646\u0627 \u0639\u0646 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a\u060c \u0642\u0648\u0644\u0646\u0627 \u0625\u0646 \u0627\u0644\u0645\u062a\u063a\u064a\u0631 \u0645\u0645\u0643\u0646 \u064a\u0634\u064a\u0644 \u0623\u064a \u062f\u0627\u062a\u0627 \u0648\u0623\u063a\u064a\u0631\u0647\u0627 \u0628\u0631\u0627\u062d\u062a\u064a \u0628\u0639\u062f\u064a\u0646\u060c \u0625\u0632\u0627\u064a \u062c\u0627\u064a \u0627\u0644\u0646\u0647\u0627\u0631\u062f\u0629 \u062a\u0642\u0648\u0644\u064a \u0627\u0644\u0640Primitive Data \u0639\u0628\u0627\u0631\u0629 \u0639\u0646 \u0628\u064a\u0627\u0646\u0627\u062a \u062b\u0627\u0628\u062a\u0629 (Immutable)\u061f \u0627\u0644\u0625\u062c\u0627\u0628\u0629 \u0628\u0625\u062e\u062a\u0635\u0627\u0631 \u0647\u064a \u0625\u0646\u0643 \u0644\u0627\u0632\u0645 \u062a\u0641\u0631\u0642 \u0628\u064a\u0646 \u0627\u0644\u0640Variable \u0646\u0641\u0633\u0647\u060c \u0648\u0628\u064a\u0646 \u0627\u0644\u062f\u0627\u062a\u0627 \u0627\u0644\u0644\u064a \u0628\u064a\u0634\u064a\u0644\u0647\u0627<\/p>\n<p>\u0627\u0644\u0640False \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644 \u0637\u0648\u0644 \u0639\u0645\u0631\u0647\u0627 False\u060c \u0645\u0627\u064a\u0646\u0641\u0639\u0634 \u064a\u0643\u0648\u0646 \u0644\u064a\u0647\u0627 \u0642\u064a\u0645\u0629 \u062a\u0627\u0646\u064a\u0629\u060c \u0647\u064a \u0644\u064a\u0647\u0627 \u0642\u064a\u0645\u0629 \u0628\u062f\u0627\u0626\u064a\u0629 \u0645\u0634 \u0628\u062a\u062a\u063a\u064a\u0631\u060c \u0639\u0644\u0649 \u0639\u0643\u0633 \u062d\u0627\u062c\u0629 \u0632\u064a \u0627\u0644\u0640Object \u0645\u062b\u0644\u064b\u0627\u060c \u0627\u0644\u0644\u064a \u062a\u0642\u062f\u0631 \u062a\u0636\u064a\u0641 \u0639\u0644\u064a\u0647 Methods\u060c \u062a\u0639\u062f\u0644 \u0641\u064a \u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \u0627\u0644\u0640Object \u0630\u0627\u062a \u0646\u0641\u0633\u0647! \u0648\u0635\u0644\u0643 \u0627\u0644\u0641\u0631\u0642\u061f \u0627\u0644\u0640Primitive Data \u062b\u0627\u0628\u062a\u0629\u060c \u0627\u0644\u0640Variable \u0646\u0641\u0633\u0647 \u0647\u0648 \u0627\u0644\u0644\u064a \u0642\u064a\u0645\u062a\u0647 \u0628\u062a\u062a\u063a\u064a\u0631 \u0645\u0646 Primitive \u0644\u0644\u062a\u0627\u0646\u064a.<\/p>\n<p>\u0648\u0645\u0646 \u0636\u0645\u0646 \u0627\u0644\u0640Primitive Data Types \u062f\u064a \u0647\u064a \u0627\u0644\u0640Undefined\u060c \u0623\u064a\u0648\u0629 \u0627\u062a\u0643\u0644\u0645\u0646\u0627 \u0639\u0646\u0647\u0627 \u0628\u0625\u062e\u062a\u0635\u0627\u0631 \u0641\u064a \u0627\u0644\u0628\u0648\u0633\u062a \u0627\u0644\u0644\u064a \u0641\u0627\u062a\u060c \u0647\u064a \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0628\u062f\u0627\u0626\u064a\u0629 \u0644\u0623\u064a \u0645\u062a\u063a\u064a\u0631 \u0642\u0628\u0644 \u0645\u0627 \u062a\u0633\u0646\u062f\u0644\u0647 \u0642\u064a\u0645\u0629 \u0641\u064a \u0627\u0644\u0640JavaScript\u060c \u0648\u0645\u0646 \u0628\u0639\u062f \u0627\u0644\u0640ES5 \u0648\u0643\u0644 \u0627\u0644\u0645\u062a\u0635\u0641\u062d\u0627\u062a \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0628\u062a\u0645\u0646\u0639 \u062a\u062d\u062f\u064a\u062b \u0623\u0648 \u062a\u063a\u064a\u0631 \u0642\u064a\u0645\u0629 \u0627\u0644\u0640Undefined\u060c \u0632\u064a \u0645\u0627 \u0623\u062a\u0641\u0642\u0646\u0627 \u0647\u064a \u0642\u064a\u0645\u0629 \u062b\u0627\u0628\u062a\u0629 \u0628\u062a\u0639\u0628\u0631 \u0639\u0646 \u0646\u0641\u0633\u0647\u0627 \u0648\u0628\u0633.<\/p>\n<p>\u0648\u0644\u0648 \u0639\u0627\u064a\u0632 \u0627\u0644\u062d\u0642\u060c \u0645\u0634 \u062f\u0647 \u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0634\u064a\u0642 \u0627\u0644\u0646\u0647\u0627\u0631\u062f\u0629\u060c \u0627\u0644\u0644\u064a \u0647\u064a\u062e\u0644\u064a\u0643 \u062a\u062a\u062c\u0646\u0646 \u0645\u0639\u0627\u064a\u0627 \u0647\u0648 \u0627\u0644\u0640NaN\u060c \u0648\u062f\u064a \u0625\u062e\u062a\u0635\u0627\u0631 \u0644\u0643\u0644\u0645\u0629 Not a Number\u060c \u0648\u0644\u0643\u0646 \u064a\u0627 \u0645\u0624\u0645\u0646 \u0644\u0648 \u0643\u062a\u0628\u062a typeof NaN \u0647\u064a\u0637\u0644\u0639 Number \u0639\u0627\u062f\u064a \u062c\u062f\u064b\u0627! \u0648\u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0648\u0642\u062a \u0627\u0644\u0640NaN \u0645\u0634 \u0628\u062a\u0633\u0627\u0648\u064a \u0646\u0641\u0633\u0647\u0627! \u0645\u0633\u062a\u063a\u0631\u0628 \u0635\u062d\u061f \u062e\u0644\u064a\u0646\u064a \u0623\u0634\u0631\u062d\u0644\u0643<\/p>\n<p>\u0623\u0648\u0644\u064b\u0627 \u0627\u0644\u0640NaN \u0628\u062a\u0639\u0628\u0631 \u0639\u0646 \u062c\u0645\u064a\u0639 \u0627\u0644\u0623\u0631\u0642\u0627\u0645 \u0627\u0644\u0644\u064a \u062e\u0627\u0631\u062c \u0645\u062c\u0645\u0648\u0639\u0629 \u0627\u0644\u0623\u0639\u062f\u0627\u062f \u0627\u0644\u062d\u0642\u064a\u0642\u064a\u0629\u060c \u064a\u0639\u0646\u064a \u0628\u062a\u0639\u0628\u0631 \u0639\u0646 \u0646\u062a\u064a\u062c\u0629 \u0627\u0644\u0642\u0633\u0645\u0629 \u0639\u0644\u0649 \u0635\u0641\u0631\u060c \u0628\u062a\u0639\u0628\u0631 \u0639\u0646 \u0627\u0644\u0645\u0627\u0644\u0627\u0646\u0647\u0627\u064a\u0629\u060c \u0628\u062a\u0639\u0628\u0631 \u0639\u0646 \u0627\u0644\u0623\u0639\u062f\u0627\u062f \u0627\u0644\u062a\u062e\u064a\u0644\u064a\u0629 \u0632\u064a \u0627\u0644\u062c\u0630\u0631 \u0627\u0644\u062a\u0631\u0628\u064a\u0639\u064a \u0644\u0639\u062f\u062f \u0633\u0627\u0644\u0628! \u0623\u064a \u0631\u0642\u0645 \u062a\u062a\u062e\u064a\u0644\u0647 \u062e\u0627\u0631\u062c \u0645\u062c\u0645\u0648\u0639\u0629 \u0627\u0644\u0623\u0639\u062f\u0627\u062f \u0627\u0644\u062d\u0642\u064a\u0642\u064a\u0629 (\u0627\u0644\u0644\u064a \u0627\u062a\u0643\u0644\u0645\u0646\u0627 \u0639\u0646\u0647\u0627 \u0641\u064a \u0623\u0648\u0644 \u0628\u0648\u0633\u062a \u0644\u0644\u0640JS) \u0627\u0644\u0640NaN \u0628\u062a\u0639\u0628\u0631 \u0639\u0646\u0647<\/p>\n<p>\u0637\u064a\u0628 \u062f\u0644\u0648\u0642\u062a\u064a \u0639\u0631\u0641\u0646\u0627 \u0627\u0644\u0640NaN\u060c \u0644\u064a\u0647 \u0628\u0642\u0649 \u0627\u0644\u0640typeof NaN \u0628\u064a\u0637\u0644\u0639 number\u061f \u0644\u0623\u0646\u0647\u0627 \u0628\u0634\u0643\u0644 \u0641\u0639\u0644\u064a \u0631\u0642\u0645! \u0648\u0644\u0643\u0646\u0647 \u0632\u064a \u0645\u0627 \u0642\u0648\u0644\u0646\u0627 \u0641\u0648\u0642 \u0647\u0648 \u0631\u0642\u0645 \u062e\u0627\u0631\u062c \u0646\u0637\u0627\u0642 \u0627\u0644\u0623\u0639\u062f\u0627\u062f \u0627\u0644\u062d\u0642\u064a\u0642\u064a\u0629\u060c \u0627\u0644\u0643\u0645\u0628\u064a\u0648\u062a\u0631 \u0628\u064a\u062a\u0639\u0627\u0645\u0644 \u0645\u0639\u0627\u0647 \u0641\u064a \u0627\u0644\u0646\u0647\u0627\u064a\u0629 \u0639\u0644\u0649 \u0625\u0646\u0647 numeric\u060c \u0648\u0644\u0643\u0646\u0647 \u0645\u0634 Actual Number\u060c \u0623\u0639\u062a\u0642\u062f \u0627\u0644\u0645\u0639\u0646\u0649 \u0648\u0635\u0644\u0643\u061f<\/p>\n<p>\u0627\u0644\u0646\u0642\u0637\u0629 \u0627\u0644\u062a\u0627\u0646\u064a\u0629 \u0628\u0642\u0649 \u0627\u0644\u0644\u064a \u063a\u0627\u0644\u0628\u064b\u0627 \u0623\u0648\u0644 \u0645\u0627 \u062a\u0634\u0648\u0641\u0647\u0627 \u0647\u062a\u0642\u0648\u0644 \u0627\u0644\u0640JS \u0641\u064a\u0647\u0627 Bugs\u060c \u0648\u0647\u064a \u0625\u0632\u0627\u064a \u0627\u0644\u0640NaN \u0645\u0634 \u0628\u062a\u0633\u0627\u0648\u064a NaN! \u0639\u0632\u064a\u0632\u064a\u060c it&#8217;s not a bug, it&#8217;s a feature &#x1f602;<\/p>\n<p>\u0648\u0628\u0634\u0643\u0644 \u0631\u064a\u0627\u0636\u064a\u060c \u0623\u0647 NaN \u0645\u0634 \u0628\u062a\u0633\u0627\u0648\u064a NaN\u060c \u0644\u064a\u0647\u061f \u062d\u0644\u0648 \u0627\u0644\u0633\u0624\u0627\u0644 \u062f\u0647\u060c \u062e\u0644\u064a\u0646\u064a \u0623\u0634\u0631\u062d\u0644\u0643<\/p>\n<p>\u062a\u062e\u064a\u0644 \u0645\u0639\u0627\u064a\u0627 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u062a\u064a\u0646 \u0627\u0644\u0644\u064a \u062c\u0627\u064a\u064a\u0646 \u062f\u0648\u0644<\/p>\n<p>2 + 3 = 5<br \/>\n1 + 4 = 5<\/p>\n<p>\u062a\u0642\u062f\u0631 \u0628\u0633\u0647\u0648\u0644\u0629 \u062a\u0642\u0648\u0644 \u0637\u0627\u0644\u0645\u0627 \u0627\u0644\u062c\u0627\u0646\u0628 \u0627\u0644\u0623\u064a\u0645\u0646 \u0645\u0646 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u062a\u064a\u0646 \u0628\u064a\u0637\u0644\u0639 \u0646\u0641\u0633 \u0627\u0644\u0646\u062a\u064a\u062c\u0629\u060c \u064a\u0628\u0642\u0649 \u0623\u0643\u064a\u062f \u0627\u0644\u062c\u0627\u0646\u0628 \u0627\u0644\u0623\u064a\u0645\u0646 \u0645\u0646 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u0629 \u0627\u0644\u0623\u0648\u0644\u0649 \u0628\u064a\u0633\u0627\u0648\u064a \u0628\u0631\u0636\u0647 \u0627\u0644\u062c\u0627\u0646\u0628 \u0627\u0644\u0623\u064a\u0645\u0646 \u0645\u0646 \u0627\u0644\u0645\u0639\u0627\u062f\u0644\u0629 \u0627\u0644\u062a\u0627\u0646\u064a\u0629\u060c \u064a\u0639\u0646\u064a \u0646\u0642\u062f\u0631 \u0646\u0639\u0628\u0631 \u0639\u0646\u0647\u0627 \u0628\u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u062f\u064a<\/p>\n<p>2 + 3 = 1 + 4<\/p>\n<p>\u0641\u064a \u062d\u0627\u0644\u0629 \u0627\u0644\u0640NaN\u060c \u0627\u062d\u0646\u0627 \u0627\u062a\u0641\u0642\u0646\u0627 \u0625\u0646\u0647\u0627 \u0628\u062a\u0639\u0628\u0631 \u0639\u0646 \u0623\u064a \u0623\u0631\u0642\u0627\u0645 \u062e\u0627\u0631\u062c \u0646\u0637\u0627\u0642 \u0627\u0644\u0623\u0639\u062f\u0627\u062f \u0627\u0644\u062d\u0642\u064a\u0642\u064a\u0629\u060c \u064a\u0639\u0646\u064a \u0627\u0644\u062c\u0630\u0631 \u0627\u0644\u062a\u0631\u0628\u064a\u0639\u064a \u0644\u0633\u0627\u0644\u0628 16 \u0647\u064a\u0637\u0644\u0639\u0644\u064a NaN\u060c \u0648\u0628\u0631\u0636\u0647 \u0627\u0644\u062c\u0630\u0631 \u0627\u0644\u062a\u0631\u0628\u064a\u0639\u064a \u0644\u0633\u0627\u0644\u0628 4 \u0628\u0631\u0636\u0647 \u0647\u064a\u0637\u0644\u0639\u0644\u064a NaN\u060c \u064a\u0639\u0646\u064a \u0644\u0648 \u0642\u0648\u0644\u0646\u0627 \u0625\u0646 \u0627\u0644\u0640NaN \u0628\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0640NaN\u060c \u0646\u0642\u062f\u0631 \u0628\u0633\u0647\u0648\u0644\u0629 \u0646\u0642\u0648\u0644 \u0625\u0646 \u0627\u0644\u062c\u0630\u0631 \u0627\u0644\u062a\u0631\u0628\u064a\u0639\u064a \u0644\u0633\u0627\u0644\u0628 16 \u0628\u064a\u0633\u0627\u0648\u064a \u0627\u0644\u062c\u0630\u0631 \u0627\u0644\u062a\u0631\u0628\u064a\u0639\u064a \u0644\u0633\u0627\u0644\u0628 4\u060c \u064a\u0639\u0646\u064a \u0646\u0642\u062f\u0631 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0643\u0627\u0645 \u0639\u0645\u0627\u064a\u0629 \u0631\u064a\u0627\u0636\u064a\u0629 \u0635\u062d\u064a\u062d\u0629 \u0646\u062b\u0628\u062a \u0625\u0646 \u0627\u0644\u064016 \u0628\u062a\u0633\u0627\u0648\u064a 4! \u0648\u062f\u0647 \u063a\u064a\u0631 \u0635\u062d\u064a\u062d<\/p>\n<p>\u0641\u0640 \u0645\u0646\u0637\u0642\u064a\u064b\u0627 \u0645\u0627\u064a\u0646\u0641\u0639\u0634 NaN \u062a\u0628\u0642\u0649 \u0628\u062a\u0633\u0627\u0648\u064a \u0646\u0641\u0633\u0647\u0627\u060c \u0644\u0623\u0646 \u0628\u0628\u0633\u0627\u0637\u0629 NaN \u0643\u0640Output \u0641\u064a \u0627\u0644\u0646\u0647\u0627\u064a\u0629 \u0628\u064a\u0637\u0644\u0639\u0644\u064a \u0645\u0646 \u0643\u0630\u0627 Input \u0645\u062e\u062a\u0644\u0641\u060c \u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0640Output \u0628\u064a\u0634\u062a\u0631\u0637 \u0625\u0646 \u0627\u0644\u0640Inputs \u0645\u062a\u0633\u0627\u0648\u064a\u0629\u060c \u0648\u062f\u064a \u063a\u064a\u0631 \u0645\u062a\u062d\u0642\u0642 \u0647\u0646\u0627\u060c \u0648\u0635\u0644\u0627\u0644\u0643\u061f<\/p>\n<p>\u0627\u0644\u0625\u062c\u0627\u0628\u0629 \u0628\u0625\u062e\u062a\u0635\u0627\u0631\u060c \u0644\u0625\u0646 NaN \u0628\u062a\u0639\u0628\u0631 \u0639\u0646 \u0643\u0644 \u0627\u0644\u0623\u0631\u0642\u0627\u0645 \u062e\u0627\u0631\u062c \u0627\u0644\u0623\u0639\u062f\u0627\u062f \u0627\u0644\u062d\u0642\u064a\u0642\u0629 \u0645\u0634 \u0631\u0642\u0645 \u0648\u0627\u062d\u062f\u060c \u0641\u0640 \u0637\u0628\u064a\u0639\u064a \u0625\u0646 \u0627\u0644\u0640NaN \u0645\u0634 \u0628\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0640NaN\u060c \u0644\u0623\u0646\u0647\u0645 \u0645\u0645\u0643\u0646 \u064a\u0628\u0642\u0648\u0627 \u0642\u064a\u0645 \u0645\u062e\u062a\u0644\u0641\u0629.<\/p>\n<p>\u0648\u0628\u0633 \u0643\u062f\u0629\u060c \u0627\u0644\u0628\u0648\u0633\u062a \u062f\u0647 \u0623\u0646\u0627 \u0643\u0646\u062a \u0645\u0633\u062a\u0646\u064a\u0647 \u0645\u0646 \u0623\u0648\u0644 \u0645\u0627 \u0628\u062f\u0623\u062a \u0623\u062a\u0643\u0644\u0645 \u0639\u0646 \u0627\u0644\u0640JavaScript\u060c \u0644\u0623\u0646\u0647 \u0628\u064a\u0639\u0645\u0644 \u0645\u0634\u0627\u0643\u0644 \u0644\u0646\u0627\u0633 \u0643\u062a\u064a\u0631\u060c \u0641\u064a \u0627\u0644\u0646\u0647\u0627\u064a\u0629 \u062d\u0627\u0628\u0628 \u0623\u0634\u0643\u0631\u0643 \u0644\u0648 \u0648\u0635\u0644\u062a \u0644\u062d\u062f \u0647\u0646\u0627\u060c \u0625\u0646\u062a \u062d\u0642\u064a\u0642\u064a \u0631\u0627\u062c\u0644 \u062c\u062f\u0639\u060c \u0648\u0643\u0627\u0644\u0639\u0627\u062f\u0629\u060c \u062f\u0647 \u0627\u0644\u0645\u0648\u0636\u0648\u0639 \u0628\u0628\u0633\u0627\u0637\u0629.<\/p>\n<p>\u0627\u0644\u062c\u064a\u0646\u064a\u0635<\/p>\n<p><img decoding=\"async\" class=\"wp_automatic_fb_img\" title=\"\" src=\"https:\/\/i0.wp.com\/www.difference.news\/edu\/wp-content\/uploads\/2021\/11\/\u0648\u0623\u062e\u064a\u0631\u064b\u0627-\u0628\u0648\u0633\u062a-\u062a\u0627\u0646\u064a-\u0645\u0646-\u0627\u0644\u0628\u0648\u0633\u062a\u0627\u062a-\u0627\u0644\u0634\u064a\u0642\u0629-\u0641\u064a-\u0627\u0644\u0640JavaScript\u060c-\u0647\u0646\u0643\u0645\u0644.jpg?w=618&#038;ssl=1\" data-recalc-dims=\"1\" \/><br \/>\n\u0627\u0644\u062c\u064a\u0646\u064a\u0635<br \/>\n<div class=\"e3lan e3lan-in-post2\"><center><br>\r\n<!-- auto -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-0007602327247913\"\r\n     data-ad-slot=\"1539421437\"\r\n     data-ad-format=\"auto\"\r\n     data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\r\n<br>\r\n<\/center><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u0648\u0623\u062e\u064a\u0631\u064b\u0627 \u0628\u0648\u0633\u062a \u062a\u0627\u0646\u064a \u0645\u0646 \u0627\u0644\u0628\u0648\u0633\u062a\u0627\u062a \u0627\u0644\u0634\u064a\u0642\u0629 \u0641\u064a \u0627\u0644\u0640JavaScript\u060c \u0647\u0646\u0643\u0645\u0644 \u0643\u0644\u0627\u0645\u0646\u0627 \u0639\u0646 \u0627\u0644\u0640Data Types \u0648\u0644\u0643\u0646 \u0627\u0644\u0645\u0631\u0627\u062f\u064a \u0647\u0646\u062a\u0639\u0631\u0641 \u0639\u0644\u0649 \u0627\u0644\u0640Undefined \u0648\u0627\u0644\u0640NaN! \u0627\u0644\u0628\u0648\u0633\u062a \u062f\u0647 \u0645\u0647\u0645 \u062c\u062f\u064b\u0627 \u0641\u0640 \u062e\u0644\u064a\u0643 \u0645\u062a\u0627\u0628\u0639 \u0645\u0639\u0627\u064a\u0627 \u0644\u0644\u0646\u0647\u0627\u064a\u0629\u060c \u0628\u062f\u0648\u0646 \u0631\u063a\u064a \u0643\u062a\u064a\u0631 \u0628\u0633\u0645 \u0627\u0644\u0644\u0647 \u0648\u064a\u0644\u0627 \u0646\u0628\u062f\u0623 \u0641\u064a \u0627\u0644\u0640JavaScript \u0628\u0634\u0643\u0644 \u0639\u0627\u0645\u060c \u0639\u0646\u062f\u0646\u0627 \u062d\u0627\u062c\u0629 \u0625\u0633\u0645\u0647\u0627 Primitive\u060c \u0648\u062f\u064a \u0628\u0625\u062e\u062a\u0635\u0627\u0631 \u0639\u0628\u0627\u0631\u0629 \u0639\u0646 \u0627\u0644\u062f\u0627\u062a\u0627 \u0627\u0644\u0628\u062f\u0627\u0626\u064a\u0629 \u062c\u062f\u064b\u0627\u060c \u0632\u064a \u0627\u0644\u0640String\u060c \u0627\u0644\u0640Number\u060c \u0627\u0644\u0640Boolean\u060c \u0643\u0644\u0647\u0645 &hellip;<\/p>\n","protected":false},"author":1,"featured_media":26895,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[10755],"tags":[10750,10749,10752,10751,20689,20690,10853,7520,7414,29,6,20691,3547],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.difference.news\/edu\/wp-content\/uploads\/2021\/11\/\u0648\u0623\u062e\u064a\u0631\u064b\u0627-\u0628\u0648\u0633\u062a-\u062a\u0627\u0646\u064a-\u0645\u0646-\u0627\u0644\u0628\u0648\u0633\u062a\u0627\u062a-\u0627\u0644\u0634\u064a\u0642\u0629-\u0641\u064a-\u0627\u0644\u0640JavaScript\u060c-\u0647\u0646\u0643\u0645\u0644.jpg?fit=526%2C526&ssl=1","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pdhObK-6ZM","_links":{"self":[{"href":"https:\/\/www.difference.news\/edu\/wp-json\/wp\/v2\/posts\/26894"}],"collection":[{"href":"https:\/\/www.difference.news\/edu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.difference.news\/edu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.difference.news\/edu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.difference.news\/edu\/wp-json\/wp\/v2\/comments?post=26894"}],"version-history":[{"count":1,"href":"https:\/\/www.difference.news\/edu\/wp-json\/wp\/v2\/posts\/26894\/revisions"}],"predecessor-version":[{"id":27222,"href":"https:\/\/www.difference.news\/edu\/wp-json\/wp\/v2\/posts\/26894\/revisions\/27222"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.difference.news\/edu\/wp-json\/wp\/v2\/media\/26895"}],"wp:attachment":[{"href":"https:\/\/www.difference.news\/edu\/wp-json\/wp\/v2\/media?parent=26894"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.difference.news\/edu\/wp-json\/wp\/v2\/categories?post=26894"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.difference.news\/edu\/wp-json\/wp\/v2\/tags?post=26894"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}