{"id":16678,"date":"2025-01-25T22:51:24","date_gmt":"2025-01-25T19:21:24","guid":{"rendered":"https:\/\/www.itpiran.net\/blog\/?p=16678"},"modified":"2025-01-25T22:51:24","modified_gmt":"2025-01-25T19:21:24","slug":"understanding-the-event-loop-callbacks","status":"publish","type":"post","link":"https:\/\/www.itpiran.net\/blog\/ar\/tutorials\/understanding-the-event-loop-callbacks\/","title":{"rendered":"\u0641\u0647\u0645 \u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u062f\u062b \u0648\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0631\u062c\u0627\u0639"},"content":{"rendered":"

\u0645\u0642\u062f\u0645\u0629<\/h2>\n

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\u0644\u0623\u0646 \u062c\u0627\u0641\u0627 \u0633\u0643\u0631\u064a\u0628\u062a \u0644\u063a\u0629 \u0628\u0631\u0645\u062c\u0629 \u0623\u062d\u0627\u062f\u064a\u0629 \u0627\u0644\u062e\u064a\u0637\u060c \u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0646\u0645\u0648\u0630\u062c \u062a\u0646\u0641\u064a\u0630 \u0645\u062a\u0632\u0627\u0645\u0646 \u064a\u064f\u0639\u0627\u0644\u062c \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0648\u0627\u062d\u062f\u0629 \u062a\u0644\u0648 \u0627\u0644\u0623\u062e\u0631\u0649\u060c \u0644\u0630\u0627 \u0644\u0627 \u064a\u0645\u0643\u0646\u0647\u0627 \u0645\u0639\u0627\u0644\u062c\u0629 \u0633\u0648\u0649 \u0623\u0645\u0631 \u0648\u0627\u062d\u062f \u0641\u064a \u0643\u0644 \u0645\u0631\u0629. \u0645\u0639 \u0630\u0644\u0643\u060c \u0642\u062f \u064a\u0633\u062a\u063a\u0631\u0642 \u0625\u062c\u0631\u0627\u0621\u060c \u0645\u062b\u0644 \u0637\u0644\u0628 \u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0646 \u0648\u0627\u062c\u0647\u0629 \u0628\u0631\u0645\u062c\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a (API)\u060c \u0648\u0642\u062a\u064b\u0627 \u063a\u064a\u0631 \u0645\u062d\u062f\u062f\u060c \u062d\u0633\u0628 \u062d\u062c\u0645 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629\u060c \u0648\u0633\u0631\u0639\u0629 \u0627\u062a\u0635\u0627\u0644 \u0627\u0644\u0634\u0628\u0643\u0629\u060c \u0648\u0639\u0648\u0627\u0645\u0644 \u0623\u062e\u0631\u0649. \u0625\u0630\u0627 \u062a\u0645 \u0625\u062c\u0631\u0627\u0621 \u0627\u0633\u062a\u062f\u0639\u0627\u0621\u0627\u062a \u0648\u0627\u062c\u0647\u0629 \u0628\u0631\u0645\u062c\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0628\u0634\u0643\u0644 \u0645\u062a\u0632\u0627\u0645\u0646\u060c \u0641\u0644\u0646 \u064a\u062a\u0645\u0643\u0646 \u0627\u0644\u0645\u062a\u0635\u0641\u062d \u0645\u0646 \u0645\u0639\u0627\u0644\u062c\u0629 \u0623\u064a \u0645\u064f\u062f\u062e\u0644\u0627\u062a \u0645\u0646 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u060c \u0645\u062b\u0644 \u0627\u0644\u062a\u0645\u0631\u064a\u0631 \u0623\u0648 \u0627\u0644\u0646\u0642\u0631 \u0639\u0644\u0649 \u0632\u0631\u060c \u062d\u062a\u0649 \u0627\u0643\u062a\u0645\u0627\u0644 \u062a\u0644\u0643 \u0627\u0644\u0639\u0645\u0644\u064a\u0629. \u064a\u064f\u0639\u0631\u0641 \u0647\u0630\u0627 \u0628\u0627\u0644\u062d\u0638\u0631.<\/p>\n

\u0644\u062a\u062c\u0646\u0628 \u0633\u0644\u0648\u0643 \u0627\u0644\u062d\u062c\u0628\u060c \u062a\u062d\u062a\u0648\u064a \u0628\u064a\u0626\u0629 \u0627\u0644\u0645\u062a\u0635\u0641\u062d \u0639\u0644\u0649 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0648\u0627\u062c\u0647\u0627\u062a \u0628\u0631\u0645\u062c\u0629 \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0648\u064a\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629 \u0627\u0644\u062a\u064a \u064a\u0645\u0643\u0646 \u0644\u062c\u0627\u0641\u0627 \u0633\u0643\u0631\u064a\u0628\u062a \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u064a\u0647\u0627\u060c \u0623\u064a \u0623\u0646\u0647 \u064a\u0645\u0643\u0646 \u062a\u0646\u0641\u064a\u0630\u0647\u0627 \u0628\u0627\u0644\u062a\u0648\u0627\u0632\u064a \u0645\u0639 \u0639\u0645\u0644\u064a\u0627\u062a \u0623\u062e\u0631\u0649 \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u062a\u0646\u0641\u064a\u0630\u0647\u0627 \u0628\u0627\u0644\u062a\u062a\u0627\u0628\u0639. \u0647\u0630\u0627 \u0645\u0641\u064a\u062f \u0644\u0623\u0646\u0647 \u064a\u0633\u0645\u062d \u0644\u0644\u0645\u0633\u062a\u062e\u062f\u0645 \u0628\u0645\u0648\u0627\u0635\u0644\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0645\u062a\u0635\u0641\u062d \u0643\u0627\u0644\u0645\u0639\u062a\u0627\u062f \u0623\u062b\u0646\u0627\u0621 \u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629.<\/p>\n

\u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u062f\u062b<\/h2>\n

\u064a\u0634\u0631\u062d \u0647\u0630\u0627 \u0627\u0644\u0642\u0633\u0645 \u0643\u064a\u0641\u064a\u0629 \u062a\u0639\u0627\u0645\u0644 \u062c\u0627\u0641\u0627 \u0633\u0643\u0631\u064a\u0628\u062a \u0645\u0639 \u0627\u0644\u0634\u064a\u0641\u0631\u0629 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u062f\u062b. \u064a\u0628\u062f\u0623 \u0628\u0639\u0631\u0636 \u062a\u0648\u0636\u064a\u062d\u064a \u0644\u0643\u064a\u0641\u064a\u0629 \u0639\u0645\u0644 \u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u062f\u062b\u060c \u062b\u0645 \u064a\u0634\u0631\u062d \u0639\u0646\u0635\u0631\u064a\u0646 \u0645\u0646\u0647\u0627: \u0627\u0644\u0645\u0643\u062f\u0633 \u0648\u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u0627\u0646\u062a\u0638\u0627\u0631.<\/p>\n

\u064a\u062a\u0645 \u062a\u0646\u0641\u064a\u0630 \u0634\u064a\u0641\u0631\u0629 \u062c\u0627\u0641\u0627 \u0633\u0643\u0631\u064a\u0628\u062a \u0627\u0644\u062a\u064a \u0644\u0627 \u062a\u0633\u062a\u062e\u062f\u0645 \u0623\u064a\u064b\u0627 \u0645\u0646 \u0648\u0627\u062c\u0647\u0627\u062a \u0628\u0631\u0645\u062c\u0629 \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0648\u064a\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629 \u0628\u0634\u0643\u0644 \u0645\u062a\u0632\u0627\u0645\u0646\u060c \u0648\u0627\u062d\u062f\u0629 \u062a\u0644\u0648 \u0627\u0644\u0623\u062e\u0631\u0649\u060c \u0628\u0627\u0644\u062a\u062a\u0627\u0628\u0639. \u0648\u064a\u062a\u0636\u062d \u0630\u0644\u0643 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0647\u0630\u0627 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0627\u0644\u0630\u064a \u064a\u0633\u062a\u062f\u0639\u064a \u062b\u0644\u0627\u062b \u062f\u0648\u0627\u0644\u060c \u0643\u0644 \u0645\u0646\u0647\u0627 \u062a\u0637\u0628\u0639 \u0631\u0642\u0645\u064b\u0627 \u0641\u064a \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645:<\/p>\n

\n
\/\/ Define three example functions\r\nfunction first() {\r\nconsole.log(1)\r\n}\r\n\r\nfunction second() {\r\nconsole.log(2)\r\n}\r\n\r\nfunction third() {\r\nconsole.log(3)\r\n}<\/code><\/pre>\n<\/div>\n
\u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0643\u0648\u062f\u060c \u064a\u0645\u0643\u0646\u0643 \u062a\u0639\u0631\u064a\u0641 \u062b\u0644\u0627\u062b \u0648\u0638\u0627\u0626\u0641 \u062a\u0642\u0648\u0645 \u0628\u0637\u0628\u0627\u0639\u0629 \u0627\u0644\u0623\u0631\u0642\u0627\u0645 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 console.log().<\/p>\n
\u062b\u0645 \u0627\u0643\u062a\u0628 \u0627\u0644\u0627\u0633\u062a\u062f\u0639\u0627\u0621\u0627\u062a \u0644\u0644\u0648\u0638\u0627\u0626\u0641:<\/p>\n
\n
\/\/ Execute the functions\r\nfirst()\r\nsecond()\r\nthird()<\/code><\/pre>\n<\/div>\n
\u0633\u064a\u062a\u0645 \u0625\u0646\u062a\u0627\u062c \u0627\u0644\u0646\u0627\u062a\u062c \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0627\u0644\u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u0630\u064a \u064a\u062a\u0645 \u0628\u0647 \u0627\u0633\u062a\u062f\u0639\u0627\u0621 \u0627\u0644\u0648\u0638\u0627\u0626\u0641 - first()\u060c second()\u060c \u062b\u0645 three():<\/p>\n
\n
Output\r\n1\r\n2\r\n3<\/code><\/pre>\n<\/div>\n
\u0639\u0646\u062f \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0627\u062c\u0647\u0629 \u0628\u0631\u0645\u062c\u0629 \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0648\u064a\u0628 \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u0629\u060c \u062a\u0635\u0628\u062d \u0627\u0644\u0642\u0648\u0627\u0639\u062f \u0623\u0643\u062b\u0631 \u062a\u0639\u0642\u064a\u062f\u064b\u0627. \u0625\u062d\u062f\u0649 \u0648\u0627\u062c\u0647\u0627\u062a \u0628\u0631\u0645\u062c\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u0636\u0645\u0646\u0629 \u0627\u0644\u062a\u064a \u064a\u0645\u0643\u0646\u0643 \u062a\u062c\u0631\u0628\u062a\u0647\u0627 \u0647\u064a setTimeout\u060c \u0627\u0644\u062a\u064a \u062a\u0636\u0628\u0637 \u0645\u0624\u0642\u062a\u064b\u0627 \u0648\u062a\u0646\u0641\u0630 \u0625\u062c\u0631\u0627\u0621\u064b \u0628\u0639\u062f \u0641\u062a\u0631\u0629 \u0632\u0645\u0646\u064a\u0629 \u0645\u062d\u062f\u062f\u0629. \u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 setTimeout \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u0629\u060c \u0648\u0625\u0644\u0627 \u0633\u064a\u062a\u062c\u0645\u062f \u0627\u0644\u0645\u062a\u0635\u0641\u062d \u0628\u0627\u0644\u0643\u0627\u0645\u0644 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u0627\u0646\u062a\u0638\u0627\u0631\u060c \u0645\u0645\u0627 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u062a\u062c\u0631\u0628\u0629 \u0645\u0633\u062a\u062e\u062f\u0645 \u0633\u064a\u0626\u0629.<\/p>\n
\u0644\u0645\u062d\u0627\u0643\u0627\u0629 \u0637\u0644\u0628 \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u060c \u0623\u0636\u0641 setTimeout \u0625\u0644\u0649 \u0627\u0644\u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u062b\u0627\u0646\u064a\u0629:<\/p>\n
\n
\/\/ Define three example functions, but one of them contains asynchronous code\r\nfunction first() {\r\nconsole.log(1)\r\n}\r\n\r\nfunction second() {\r\nsetTimeout(() => {\r\nconsole.log(2)\r\n}, 0)\r\n}\r\n\r\nfunction third() {\r\nconsole.log(3)\r\n}<\/code><\/pre>\n<\/div>\n
\u062a\u062a\u0637\u0644\u0628 \u062f\u0627\u0644\u0629 setTimeout \u0648\u0633\u064a\u0637\u062a\u064a\u0646: \u062f\u0627\u0644\u0629 \u0644\u062a\u0646\u0641\u064a\u0630\u0647\u0627 \u0628\u0634\u0643\u0644 \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u060c \u0648\u0645\u062f\u0629 \u0627\u0644\u0627\u0646\u062a\u0638\u0627\u0631 \u0642\u0628\u0644 \u0627\u0633\u062a\u062f\u0639\u0627\u0621 \u0647\u0630\u0647 \u0627\u0644\u062f\u0627\u0644\u0629. \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0643\u0648\u062f\u060c \u062a\u0636\u0639 console.log \u0641\u064a \u062f\u0627\u0644\u0629 \u0645\u062c\u0647\u0648\u0644\u0629 \u0627\u0644\u0645\u0635\u062f\u0631\u060c \u062b\u0645 \u062a\u0645\u0631\u0631\u0647\u0627 \u0625\u0644\u0649 setTimeout\u060c \u062b\u0645 \u062a\u064f\u0639\u064a\u0651\u0646 \u0627\u0644\u062f\u0627\u0644\u0629 \u0644\u062a\u0646\u0641\u064a\u0630\u0647\u0627 \u0628\u0639\u062f 0 \u0645\u064a\u0644\u064a \u062b\u0627\u0646\u064a\u0629.<\/p>\n
\u0627\u0644\u0622\u0646 \u0642\u0645 \u0628\u0627\u0633\u062a\u062f\u0639\u0627\u0621 \u0627\u0644\u0648\u0638\u0627\u0626\u0641 \u0643\u0645\u0627 \u0641\u064a \u0627\u0644\u0633\u0627\u0628\u0642:<\/p>\n
\n
\/\/ Execute the functions\r\nfirst()\r\nsecond()\r\nthird()<\/code><\/pre>\n<\/div>\n
\u0642\u062f \u062a\u062a\u0648\u0642\u0639 \u0623\u0646\u0647 \u0628\u0636\u0628\u0637 setTimeout \u0639\u0644\u0649 0\u060c \u0633\u064a\u0638\u0644 \u062a\u0646\u0641\u064a\u0630 \u0647\u0630\u0647 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u062b\u0644\u0627\u062b \u064a\u0637\u0628\u0639 \u0627\u0644\u0623\u0631\u0642\u0627\u0645 \u0628\u0627\u0644\u062a\u0631\u062a\u064a\u0628. \u0648\u0644\u0643\u0646 \u0646\u0638\u0631\u064b\u0627 \u0644\u0639\u062f\u0645 \u062a\u0632\u0627\u0645\u0646\u0647\u0627\u060c \u0633\u062a\u0637\u0628\u0639 \u0627\u0644\u062f\u0627\u0644\u0629 \u0645\u0639 \u0648\u0636\u0639 \u0641\u0627\u0635\u0644 \u0641\u064a \u0622\u062e\u0631\u0647\u0627:<\/p>\n
\n
Output\r\n1\r\n3\r\n2<\/code><\/pre>\n<\/div>\n
\u0644\u0627 \u064a\u0647\u0645 \u0625\u0646 \u0643\u0646\u062a \u0642\u062f \u0636\u0628\u0637\u062a \u0627\u0644\u0645\u0624\u0642\u062a \u0639\u0644\u0649 \u0635\u0641\u0631 \u062b\u0627\u0646\u064a\u0629 \u0623\u0648 \u062e\u0645\u0633 \u062f\u0642\u0627\u0626\u0642 - \u0633\u064a\u062a\u0645 \u062a\u0634\u063a\u064a\u0644 console.log\u060c \u0627\u0644\u0630\u064a \u064a\u062a\u0645 \u0627\u0633\u062a\u062f\u0639\u0627\u0624\u0647 \u0628\u0648\u0627\u0633\u0637\u0629 \u0634\u064a\u0641\u0631\u0629 \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u0629\u060c \u0628\u0639\u062f \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0645\u0633\u062a\u0648\u0649. \u064a\u062d\u062f\u062b \u0647\u0630\u0627 \u0644\u0623\u0646 \u0628\u064a\u0626\u0629 \u062c\u0627\u0641\u0627 \u0633\u0643\u0631\u064a\u0628\u062a \u0627\u0644\u0645\u0636\u064a\u0641\u0629\u060c \u0623\u064a \u0627\u0644\u0645\u062a\u0635\u0641\u062d \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u062d\u0627\u0644\u0629\u060c \u062a\u0633\u062a\u062e\u062f\u0645 \u0645\u0641\u0647\u0648\u0645\u064b\u0627 \u064a\u064f\u0633\u0645\u0649 \u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u062f\u062b \u0644\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u0623\u062d\u062f\u0627\u062b \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629 \u0623\u0648 \u0627\u0644\u0645\u062a\u0648\u0627\u0632\u064a\u0629. \u0628\u0645\u0627 \u0623\u0646 \u062c\u0627\u0641\u0627 \u0633\u0643\u0631\u064a\u0628\u062a \u0644\u0627 \u064a\u0645\u0643\u0646\u0647\u0627 \u0633\u0648\u0649 \u062a\u0646\u0641\u064a\u0630 \u0623\u0645\u0631 \u0648\u0627\u062d\u062f \u0641\u064a \u0643\u0644 \u0645\u0631\u0629\u060c \u0641\u0625\u0646\u0647\u0627 \u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u062f\u062b \u0644\u0645\u0639\u0631\u0641\u0629 \u0648\u0642\u062a \u062a\u0646\u0641\u064a\u0630 \u0623\u0645\u0631 \u0645\u0639\u064a\u0646. \u062a\u062a\u0639\u0627\u0645\u0644 \u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u062f\u062b \u0645\u0639 \u0647\u0630\u0627 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0641\u0647\u0648\u0645\u064a \u0627\u0644\u0645\u0643\u062f\u0633\u0627\u062a \u0648\u0627\u0644\u0637\u0648\u0627\u0628\u064a\u0631.<\/p>\n
\u0643\u0648\u0645\u0629<\/h5>\n
\u064a\u062d\u062a\u0641\u0638 \u0627\u0644\u0645\u0643\u062f\u0633\u060c \u0623\u0648 \u0645\u0643\u062f\u0633 \u0627\u0644\u0627\u0633\u062a\u062f\u0639\u0627\u0621\u0627\u062a\u060c \u0628\u062d\u0627\u0644\u0629 \u0627\u0644\u062f\u0627\u0644\u0629 \u0642\u064a\u062f \u0627\u0644\u062a\u0646\u0641\u064a\u0630 \u062d\u0627\u0644\u064a\u064b\u0627. \u0625\u0630\u0627 \u0644\u0645 \u062a\u0643\u0646 \u0645\u064f\u0644\u0650\u0645\u064b\u0651\u0627 \u0628\u0645\u0641\u0647\u0648\u0645 \u0627\u0644\u0645\u0643\u062f\u0633\u060c \u064a\u0645\u0643\u0646\u0643 \u0627\u0639\u062a\u0628\u0627\u0631\u0647 \u0645\u0635\u0641\u0648\u0641\u0629 \u0630\u0627\u062a \u062e\u0635\u0627\u0626\u0635 "\u0627\u0644\u062f\u0627\u062e\u0644 \u0623\u062e\u064a\u0631\u064b\u0627\u060c \u0627\u0644\u062e\u0627\u0631\u062c \u0623\u0648\u0644\u064b\u0627" (LIFO)\u060c \u0645\u0627 \u064a\u0639\u0646\u064a \u0623\u0646\u0647 \u0644\u0627 \u064a\u0645\u0643\u0646\u0643 \u0625\u0636\u0627\u0641\u0629 \u0623\u0648 \u0625\u0632\u0627\u0644\u0629 \u0639\u0646\u0627\u0635\u0631 \u0625\u0644\u0627 \u0645\u0646 \u0623\u0633\u0641\u0644 \u0627\u0644\u0645\u0643\u062f\u0633. \u064a\u064f\u0646\u0641\u0650\u0651\u0630 \u062c\u0627\u0641\u0627 \u0633\u0643\u0631\u064a\u0628\u062a \u0627\u0644\u0625\u0637\u0627\u0631 \u0627\u0644\u062d\u0627\u0644\u064a (\u0623\u0648 \u0627\u0633\u062a\u062f\u0639\u0627\u0621 \u0627\u0644\u062f\u0627\u0644\u0629 \u0641\u064a \u0628\u064a\u0626\u0629 \u0645\u064f\u062d\u062f\u062f\u0629) \u0639\u0644\u0649 \u0627\u0644\u0645\u0643\u062f\u0633\u060c \u062b\u0645 \u064a\u064f\u0632\u064a\u0644\u0647 \u0648\u064a\u0646\u062a\u0642\u0644 \u0625\u0644\u0649 \u0627\u0644\u0625\u0637\u0627\u0631 \u0627\u0644\u062a\u0627\u0644\u064a.<\/p>\n
\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0645\u062b\u0627\u0644 \u0627\u0644\u0630\u064a \u064a\u062d\u062a\u0648\u064a \u0641\u0642\u0637 \u0639\u0644\u0649 \u0643\u0648\u062f \u0645\u062a\u0632\u0627\u0645\u0646\u060c \u064a\u0642\u0648\u0645 \u0627\u0644\u0645\u062a\u0635\u0641\u062d \u0628\u0627\u0644\u062a\u0646\u0641\u064a\u0630 \u0628\u0627\u0644\u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n
    \n
  • \u0623\u0648\u0644\u0627\u064b()<\/strong> \u0623\u0636\u0641 \u0625\u0644\u0649 \u0627\u0644\u0645\u0643\u062f\u0633\u060c \u062b\u0645 \u0642\u0645 \u0628\u062a\u0646\u0641\u064a\u0630 first() \u0627\u0644\u0630\u064a \u064a\u0633\u062c\u0644 1 \u0641\u064a \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645\u060c \u062b\u0645 \u0642\u0645 \u0628\u0625\u0632\u0627\u0644\u0629 first() \u0645\u0646 \u0627\u0644\u0645\u0643\u062f\u0633.<\/li>\n
  • \u062b\u0627\u0646\u064a\u0629()<\/strong> \u0623\u0636\u0641 \u0625\u0644\u0649 \u0627\u0644\u0645\u0643\u062f\u0633\u060c \u062b\u0645 \u0642\u0645 \u0628\u062a\u0646\u0641\u064a\u0630 second() \u0627\u0644\u0630\u064a \u064a\u0637\u0628\u0639 2 \u0641\u064a \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645\u060c \u062b\u0645 \u0642\u0645 \u0628\u0625\u0632\u0627\u0644\u0629 second() \u0645\u0646 \u0627\u0644\u0645\u0643\u062f\u0633.<\/li>\n
  • \u062b\u0627\u0644\u062b ()<\/strong> \u0623\u0636\u0641 \u0625\u0644\u0649 \u0627\u0644\u0645\u0643\u062f\u0633\u060c \u062b\u0645 \u0642\u0645 \u0628\u062a\u0646\u0641\u064a\u0630 third() \u0627\u0644\u0630\u064a \u064a\u0633\u062c\u0644 3 \u0641\u064a \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645\u060c \u062b\u0645 \u0642\u0645 \u0628\u0625\u0632\u0627\u0644\u0629 third() \u0645\u0646 \u0627\u0644\u0645\u0643\u062f\u0633.<\/li>\n<\/ul>\n
    \u0627\u0644\u0645\u062b\u0627\u0644 \u0627\u0644\u062b\u0627\u0646\u064a \u0645\u0639 setTimout \u0647\u0648 \u0643\u0645\u0627 \u064a\u0644\u064a:<\/p>\n
      \n
    • \u0623\u0648\u0644\u0627\u064b()<\/strong> \u0623\u0636\u0641 \u0625\u0644\u0649 \u0627\u0644\u0645\u0643\u062f\u0633\u060c \u062b\u0645 \u0642\u0645 \u0628\u062a\u0646\u0641\u064a\u0630 first() \u0627\u0644\u0630\u064a \u064a\u0633\u062c\u0644 1 \u0641\u064a \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645\u060c \u062b\u0645 \u0642\u0645 \u0628\u0625\u0632\u0627\u0644\u0629 first() \u0645\u0646 \u0627\u0644\u0645\u0643\u062f\u0633.<\/li>\n
    • \u062b\u0627\u0646\u064a\u0629()<\/strong> \u0623\u0636\u0641 \u0625\u0644\u0649 \u0627\u0644\u0645\u0643\u062f\u0633\u060c \u062b\u0645 \u0642\u0645 \u0628\u062a\u0646\u0641\u064a\u0630 second().\n
        \n
      • \u0623\u0636\u0641 setTimeout() \u0625\u0644\u0649 \u0627\u0644\u0645\u0643\u062f\u0633\u060c \u0648\u0642\u0645 \u0628\u062a\u0646\u0641\u064a\u0630 \u0648\u0627\u062c\u0647\u0629 \u0628\u0631\u0645\u062c\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0639\u0644\u0649 \u0627\u0644\u0648\u064a\u0628 setTimeout() \u0648\u0627\u0644\u062a\u064a \u062a\u0628\u062f\u0623 \u0627\u0644\u0645\u0624\u0642\u062a \u0648\u062a\u0636\u064a\u0641 \u0627\u0644\u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u0645\u062c\u0647\u0648\u0644\u0629 \u0625\u0644\u0649 \u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u0627\u0646\u062a\u0638\u0627\u0631\u060c \u062b\u0645 \u0642\u0645 \u0628\u0625\u0632\u0627\u0644\u0629 setTimeout() \u0645\u0646 \u0627\u0644\u0645\u0643\u062f\u0633.<\/li>\n<\/ul>\n<\/li>\n
      • \u062b\u0627\u0646\u064a\u0629()<\/strong> \u0625\u0632\u0627\u0644\u0629 \u0645\u0646 \u0627\u0644\u0645\u0643\u062f\u0633.<\/li>\n
      • \u062b\u0627\u0644\u062b ()<\/strong> \u0623\u0636\u0641 \u0625\u0644\u0649 \u0627\u0644\u0645\u0643\u062f\u0633\u060c \u062b\u0645 \u0642\u0645 \u0628\u062a\u0646\u0641\u064a\u0630 third() \u0627\u0644\u0630\u064a \u064a\u0633\u062c\u0644 3 \u0641\u064a \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645\u060c \u062b\u0645 \u0642\u0645 \u0628\u0625\u0632\u0627\u0644\u0629 third() \u0645\u0646 \u0627\u0644\u0645\u0643\u062f\u0633.<\/li>\n
      • \u062a\u062a\u062d\u0642\u0642 \u062d\u0644\u0642\u0629 \u0627\u0644\u062d\u062f\u062b \u0645\u0646 \u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u0627\u0646\u062a\u0638\u0627\u0631 \u0628\u062d\u062b\u064b\u0627 \u0639\u0646 \u0623\u064a \u0631\u0633\u0627\u0626\u0644 \u0645\u0639\u0644\u0642\u0629 \u0648\u062a\u062c\u062f \u0627\u0644\u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u0645\u062c\u0647\u0648\u0644\u0629 \u0645\u0646 setTimeout()\u060c \u0648\u062a\u0636\u064a\u0641 \u0627\u0644\u0648\u0638\u064a\u0641\u0629 \u0625\u0644\u0649 \u0627\u0644\u0645\u0643\u062f\u0633 \u0627\u0644\u0630\u064a \u064a\u0633\u062c\u0644 2 \u0641\u064a \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645\u060c \u062b\u0645 \u062a\u0632\u064a\u0644\u0647\u0627 \u0645\u0646 \u0627\u0644\u0645\u0643\u062f\u0633.<\/li>\n<\/ul>\n
        \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 setTimeout\u060c \u062a\u0642\u062f\u0645 \u0648\u0627\u062c\u0647\u0629 \u0628\u0631\u0645\u062c\u0629 \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0648\u064a\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629 \u0645\u0641\u0647\u0648\u0645 \u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u0627\u0646\u062a\u0638\u0627\u0631\u060c \u0648\u0627\u0644\u0630\u064a \u0633\u064a\u062a\u0646\u0627\u0648\u0644\u0647 \u0647\u0630\u0627 \u0627\u0644\u0628\u0631\u0646\u0627\u0645\u062c \u0627\u0644\u062a\u0639\u0644\u064a\u0645\u064a \u0644\u0627\u062d\u0642\u064b\u0627.<\/p>\n
        \u0637\u0627\u0628\u0648\u0631<\/h5>\n
        \u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u0627\u0646\u062a\u0638\u0627\u0631\u060c \u0648\u062a\u064f\u0633\u0645\u0649 \u0623\u064a\u0636\u064b\u0627 \u0642\u0627\u0626\u0645\u0629 \u0627\u0646\u062a\u0638\u0627\u0631 \u0627\u0644\u0631\u0633\u0627\u0626\u0644 \u0623\u0648 \u0642\u0627\u0626\u0645\u0629 \u0627\u0646\u062a\u0638\u0627\u0631 \u0627\u0644\u0645\u0647\u0627\u0645\u060c \u0647\u064a \u0645\u0646\u0637\u0642\u0629 \u0627\u0646\u062a\u0638\u0627\u0631 \u0644\u0644\u0648\u0638\u0627\u0626\u0641. \u0639\u0646\u062f\u0645\u0627 \u062a\u0643\u0648\u0646 \u0645\u0643\u062f\u0633 \u0627\u0644\u0646\u062f\u0627\u0621\u0627\u062a \u0641\u0627\u0631\u063a\u064b\u0627\u060c \u062a\u062a\u062d\u0642\u0642 \u062d\u0644\u0642\u0629 \u0627\u0644\u0623\u062d\u062f\u0627\u062b \u0645\u0646 \u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u0627\u0646\u062a\u0638\u0627\u0631 \u0628\u062d\u062b\u064b\u0627 \u0639\u0646 \u0623\u064a \u0631\u0633\u0627\u0626\u0644 \u0645\u0639\u0644\u0642\u0629\u060c \u0628\u062f\u0621\u064b\u0627 \u0645\u0646 \u0623\u0642\u062f\u0645 \u0631\u0633\u0627\u0644\u0629. \u0639\u0646\u062f \u0627\u0644\u0639\u062b\u0648\u0631 \u0639\u0644\u0649 \u0631\u0633\u0627\u0644\u0629\u060c \u062a\u064f\u0636\u064a\u0641\u0647\u0627 \u0625\u0644\u0649 \u0627\u0644\u0645\u0643\u062f\u0633\u060c \u0627\u0644\u0630\u064a \u064a\u064f\u0646\u0641\u0630 \u0627\u0644\u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a\u0647\u0627.<\/p>\n
        \u0641\u064a \u0645\u062b\u0627\u0644 setTimeout\u060c \u062a\u064f\u0646\u0641\u064e\u0651\u0630 \u0627\u0644\u062f\u0627\u0644\u0629 \u0627\u0644\u0645\u062c\u0647\u0648\u0644\u0629 \u0645\u0628\u0627\u0634\u0631\u0629\u064b \u0628\u0639\u062f \u062a\u0646\u0641\u064a\u0630 \u0627\u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0623\u0639\u0644\u0649\u060c \u0644\u0623\u0646 \u0627\u0644\u0645\u0624\u0642\u062a \u0645\u064f\u0639\u064a\u064e\u0651\u0646 \u0639\u0644\u0649 0 \u062b\u0627\u0646\u064a\u0629. \u0645\u0646 \u0627\u0644\u0645\u0647\u0645 \u062a\u0630\u0643\u0631 \u0623\u0646 \u0627\u0644\u0645\u0624\u0642\u062a \u0644\u0627 \u064a\u0639\u0646\u064a \u0623\u0646 \u0627\u0644\u0643\u0648\u062f \u0633\u064a\u064f\u0646\u0641\u064e\u0651\u0630 \u0641\u064a 0 \u062b\u0627\u0646\u064a\u0629 \u0628\u0627\u0644\u0636\u0628\u0637 \u0623\u0648 \u0641\u064a \u0623\u064a \u0648\u0642\u062a \u0645\u062d\u062f\u062f\u060c \u0628\u0644 \u064a\u0639\u0646\u064a \u0623\u0646\u0647 \u0633\u064a\u064f\u0636\u064a\u0641 \u0627\u0644\u062f\u0627\u0644\u0629 \u0627\u0644\u0645\u062c\u0647\u0648\u0644\u0629 \u0625\u0644\u0649 \u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u0627\u0646\u062a\u0638\u0627\u0631 \u062e\u0644\u0627\u0644 \u0630\u0644\u0643 \u0627\u0644\u0648\u0642\u062a. \u064a\u0648\u062c\u062f \u0646\u0638\u0627\u0645 \u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u0627\u0646\u062a\u0638\u0627\u0631 \u0647\u0630\u0627 \u0644\u0623\u0646\u0647 \u0625\u0630\u0627 \u0623\u0636\u0627\u0641 \u0627\u0644\u0645\u0624\u0642\u062a \u0627\u0644\u062f\u0627\u0644\u0629 \u0627\u0644\u0645\u062c\u0647\u0648\u0644\u0629 \u0645\u0628\u0627\u0634\u0631\u0629\u064b \u0625\u0644\u0649 \u0627\u0644\u0645\u0643\u062f\u0633 \u0628\u0639\u062f \u0627\u0646\u062a\u0647\u0627\u0621 \u0635\u0644\u0627\u062d\u064a\u062a\u0647\u060c \u0641\u0633\u064a\u064f\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0644\u0629 \u0642\u064a\u062f \u0627\u0644\u062a\u0646\u0641\u064a\u0630 \u062d\u0627\u0644\u064a\u064b\u0627\u060c \u0645\u0645\u0627 \u0642\u062f \u064a\u064f\u0624\u062f\u0650\u0651\u064a \u0625\u0644\u0649 \u0622\u062b\u0627\u0631 \u063a\u064a\u0631 \u0645\u0642\u0635\u0648\u062f\u0629 \u0648\u063a\u064a\u0631 \u0645\u062a\u0648\u0642\u0639\u0629.<\/p>\n
        \u0645\u0644\u0627\u062d\u0638\u0629: \u0647\u0646\u0627\u0643 \u0623\u064a\u0636\u064b\u0627 \u0637\u0627\u0628\u0648\u0631 \u0622\u062e\u0631 \u064a\u064f\u0633\u0645\u0649 \u0637\u0627\u0628\u0648\u0631 \u0627\u0644\u0648\u0638\u0627\u0626\u0641 \u0623\u0648 \u0637\u0627\u0628\u0648\u0631 \u0627\u0644\u0645\u0647\u0627\u0645 \u0627\u0644\u062f\u0642\u064a\u0642\u0629\u060c \u0648\u0647\u0648 \u064a\u064f\u0639\u0646\u0649 \u0628\u0627\u0644\u0648\u0639\u0648\u062f. \u062a\u064f\u0646\u0641\u064e\u0651\u0630 \u0627\u0644\u0645\u0647\u0627\u0645 \u0627\u0644\u062f\u0642\u064a\u0642\u0629\u060c \u0645\u062b\u0644 \u0627\u0644\u0648\u0639\u0648\u062f\u060c \u0628\u0623\u0648\u0644\u0648\u064a\u0629 \u0623\u0639\u0644\u0649 \u0645\u0646 \u0627\u0644\u0645\u0647\u0627\u0645 \u0627\u0644\u0643\u0628\u064a\u0631\u0629 \u0645\u062b\u0644 setTimeout.<\/span><\/p>\n
        \u0627\u0644\u0622\u0646 \u0648\u0642\u062f \u062a\u0639\u0631\u0641\u062a\u064e \u0639\u0644\u0649 \u0643\u064a\u0641\u064a\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062d\u0644\u0642\u0629 \u0627\u0644\u0623\u062d\u062f\u0627\u062b \u0644\u0644\u0645\u0643\u062f\u0633 \u0648\u0637\u0627\u0628\u0648\u0631 \u0627\u0644\u062a\u0646\u0641\u064a\u0630 \u0644\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u062a\u0631\u062a\u064a\u0628 \u062a\u0646\u0641\u064a\u0630 \u0627\u0644\u0643\u0648\u062f\u060c \u0641\u0625\u0646 \u0627\u0644\u0645\u0647\u0645\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0647\u064a \u0645\u0639\u0631\u0641\u0629 \u0643\u064a\u0641\u064a\u0629 \u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u062a\u0646\u0641\u064a\u0630 \u0641\u064a \u0627\u0644\u0643\u0648\u062f. \u0644\u0644\u0642\u064a\u0627\u0645 \u0628\u0630\u0644\u0643\u060c \u0633\u062a\u062a\u0639\u0644\u0645 \u0623\u0648\u0644\u064b\u0627 \u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u0636\u0645\u0627\u0646 \u0645\u0639\u0627\u0644\u062c\u0629 \u062d\u0644\u0642\u0629 \u0627\u0644\u0623\u062d\u062f\u0627\u062b \u0644\u0644\u0643\u0648\u062f \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d: \u062f\u0648\u0627\u0644 \u0627\u0644\u0627\u0631\u062a\u062f\u0627\u062f.<\/span><\/p>\n
        \u0648\u0638\u0627\u0626\u0641 \u0627\u0644\u0627\u0633\u062a\u062f\u0639\u0627\u0621<\/h2>\n
        \u0641\u064a \u0645\u062b\u0627\u0644 setTimeout\u060c \u062a\u064f\u0646\u0641\u064e\u0651\u0630 \u0627\u0644\u062f\u0627\u0644\u0629 \u0630\u0627\u062a \u0627\u0644\u0645\u0647\u0644\u0629 \u0627\u0644\u0632\u0645\u0646\u064a\u0629 \u0628\u0639\u062f \u0643\u0644 \u0634\u064a\u0621 \u0641\u064a \u0627\u0644\u0633\u064a\u0627\u0642 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0644\u0644\u062a\u0646\u0641\u064a\u0630 \u0639\u0627\u0644\u064a \u0627\u0644\u0645\u0633\u062a\u0648\u0649. \u0648\u0644\u0643\u0646 \u0644\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u062a\u0646\u0641\u064a\u0630 \u0625\u062d\u062f\u0649 \u0627\u0644\u062f\u0648\u0627\u0644\u060c \u0645\u062b\u0644 \u0627\u0644\u062f\u0627\u0644\u0629 \u0627\u0644\u062b\u0627\u0644\u062b\u0629\u060c \u0628\u0639\u062f \u0627\u0644\u0645\u0647\u0644\u0629 \u0627\u0644\u0632\u0645\u0646\u064a\u0629\u060c \u064a\u062c\u0628 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u0633\u0627\u0644\u064a\u0628 \u0627\u0644\u062a\u0631\u0645\u064a\u0632 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629. \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u064f\u0645\u062b\u0650\u0651\u0644 \u0627\u0644\u0645\u0647\u0644\u0629 \u0627\u0644\u0632\u0645\u0646\u064a\u0629 \u0647\u0646\u0627 \u0627\u0633\u062a\u062f\u0639\u0627\u0621\u064b \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646 \u0644\u0648\u0627\u062c\u0647\u0629 \u0628\u0631\u0645\u062c\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a (API) \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0628\u064a\u0627\u0646\u0627\u062a. \u064a\u062c\u0628 \u0627\u0644\u0639\u0645\u0644 \u0639\u0644\u0649 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0646\u0627\u062a\u062c\u0629 \u0639\u0646 \u0627\u0633\u062a\u062f\u0639\u0627\u0621 \u0648\u0627\u062c\u0647\u0629 \u0628\u0631\u0645\u062c\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a\u060c \u0648\u0644\u0643\u0646 \u064a\u062c\u0628 \u0623\u0648\u0644\u064b\u0627 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0625\u0631\u062c\u0627\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/p>\n
        \u0627\u0644\u062d\u0644 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0644\u0647\u0630\u0647 \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0647\u0648 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062f\u0648\u0627\u0644 \u0627\u0644\u0627\u0631\u062a\u062f\u0627\u062f. \u0644\u0627 \u062a\u062d\u062a\u0648\u064a \u062f\u0648\u0627\u0644 \u0627\u0644\u0627\u0631\u062a\u062f\u0627\u062f \u0639\u0644\u0649 \u0635\u064a\u063a\u0629 \u062e\u0627\u0635\u0629\u060c \u0628\u0644 \u0647\u064a \u0628\u0628\u0633\u0627\u0637\u0629 \u062f\u0627\u0644\u0629 \u062a\u064f\u0645\u0631\u064e\u0651\u0631 \u0643\u0645\u0639\u0627\u0645\u0644 \u0625\u0644\u0649 \u062f\u0627\u0644\u0629 \u0623\u062e\u0631\u0649. \u062a\u064f\u0633\u0645\u0649 \u0627\u0644\u062f\u0627\u0644\u0629 \u0627\u0644\u062a\u064a \u062a\u0623\u062e\u0630 \u062f\u0627\u0644\u0629 \u0623\u062e\u0631\u0649 \u0643\u0645\u0639\u0627\u0645\u0644 \u062f\u0627\u0644\u0629 \u0645\u0646 \u0627\u0644\u062f\u0631\u062c\u0629 \u0627\u0644\u0623\u0639\u0644\u0649. \u0648\u0648\u0641\u0642\u064b\u0627 \u0644\u0647\u0630\u0627 \u0627\u0644\u062a\u0639\u0631\u064a\u0641\u060c \u064a\u0645\u0643\u0646 \u0644\u0623\u064a \u062f\u0627\u0644\u0629 \u0623\u0646 \u062a\u064f\u0635\u0628\u062d \u062f\u0627\u0644\u0629 \u0645\u064f\u0633\u062a\u062f\u0639\u0627\u0629 \u0625\u0630\u0627 \u0645\u064f\u0631\u0650\u0651\u0631\u062a \u0643\u0645\u0639\u0627\u0645\u0644. \u0627\u0644\u0645\u0643\u0627\u0644\u0645\u0627\u062a \u0627\u0644\u0647\u0627\u062a\u0641\u064a\u0629 \u0644\u064a\u0633\u062a \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u0629 \u0628\u0637\u0628\u064a\u0639\u062a\u0647\u0627\u060c \u0648\u0644\u0643\u0646 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647\u0627 \u0644\u0623\u063a\u0631\u0627\u0636 \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u0629.<\/p>\n
        \u0641\u064a\u0645\u0627 \u064a\u0644\u064a \u0645\u062b\u0627\u0644 \u0644\u0643\u0648\u062f \u0628\u0646\u0627\u0621 \u0627\u0644\u062c\u0645\u0644\u0629 \u0644\u0648\u0638\u064a\u0641\u0629 \u0645\u0646 \u0627\u0644\u062f\u0631\u062c\u0629 \u0627\u0644\u0623\u0639\u0644\u0649 \u0648\u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0627\u0644\u0627\u062a\u0635\u0627\u0644:<\/p>\n
        \n
        \/\/ A function\r\nfunction fn() {\r\nconsole.log('Just a function')\r\n}\r\n\r\n\/\/ A function that takes another function as an argument\r\nfunction higherOrderFunction(callback) {\r\n\/\/ When you call a function that is passed as an argument, it is referred to as a callback\r\ncallback()\r\n}\r\n\r\n\/\/ Passing a function\r\nhigherOrderFunction(fn)<\/code><\/pre>\n<\/div>\n
        \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0643\u0648\u062f\u060c \u064a\u0645\u0643\u0646\u0643 \u062a\u0639\u0631\u064a\u0641 \u062f\u0627\u0644\u0629 fn\u060c \u0648\u062a\u0639\u0631\u064a\u0641 \u062f\u0627\u0644\u0629 aboveOrderFunction \u0627\u0644\u062a\u064a \u062a\u0623\u062e\u0630 \u062f\u0627\u0644\u0629 \u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0643\u062d\u062c\u0629\u060c \u0648\u062a\u0645\u0631\u064a\u0631 fn \u0643\u062f\u0627\u0644\u0629 \u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0625\u0644\u0649 aboveOrderFunction.<\/p>\n
        \u0633\u064a\u0624\u062f\u064a \u062a\u0634\u063a\u064a\u0644 \u0647\u0630\u0627 \u0627\u0644\u0643\u0648\u062f \u0625\u0644\u0649 \u062a\u062d\u0642\u064a\u0642 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n
        \n
        Output\r\nJust a function<\/code><\/pre>\n<\/div>\n
        \u0644\u0646\u0639\u062f \u0625\u0644\u0649 \u0627\u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0623\u0648\u0644\u0649 \u0648\u0627\u0644\u062b\u0627\u0646\u064a\u0629 \u0648\u0627\u0644\u062b\u0627\u0644\u062b\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 setTimeout. \u0625\u0644\u064a\u0643 \u0645\u0627 \u0644\u062f\u064a\u0643 \u062d\u062a\u0649 \u0627\u0644\u0622\u0646:<\/p>\n
        \n
        function first() {\r\nconsole.log(1)\r\n}\r\n\r\nfunction second() {\r\nsetTimeout(() => {\r\nconsole.log(2)\r\n}, 0)\r\n}\r\n\r\nfunction third() {\r\nconsole.log(3)\r\n}<\/code><\/pre>\n<\/div>\n
        \u0627\u0644\u0645\u0647\u0645\u0629 \u0647\u064a \u062c\u0639\u0644 \u0627\u0644\u062f\u0627\u0644\u0629 \u0627\u0644\u062b\u0627\u0644\u062b\u0629 \u062a\u064f\u0624\u062c\u0644 \u0627\u0644\u062a\u0646\u0641\u064a\u0630 \u062f\u0627\u0626\u0645\u064b\u0627 \u062d\u062a\u0649 \u0627\u0643\u062a\u0645\u0627\u0644 \u0627\u0644\u0625\u062c\u0631\u0627\u0621 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646 \u0641\u064a \u0627\u0644\u062f\u0627\u0644\u0629 \u0627\u0644\u062b\u0627\u0646\u064a\u0629. \u0648\u0647\u0646\u0627 \u064a\u0623\u062a\u064a \u062f\u0648\u0631 \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u062f\u0639\u0627\u0621 \u0627\u0644\u0639\u0643\u0633\u064a. \u0641\u0628\u062f\u0644\u064b\u0627 \u0645\u0646 \u062a\u0646\u0641\u064a\u0630 \u0627\u0644\u0623\u0648\u0644\u0649 \u0648\u0627\u0644\u062b\u0627\u0646\u064a\u0629 \u0648\u0627\u0644\u062b\u0627\u0644\u062b\u0629 \u0641\u064a \u0623\u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u062a\u0646\u0641\u064a\u0630\u060c \u062a\u064f\u0645\u0631\u0631 \u0627\u0644\u062f\u0627\u0644\u0629 \u0627\u0644\u062b\u0627\u0644\u062b\u0629 \u0643\u0645\u064f\u0639\u0627\u0645\u0644 \u0625\u0644\u0649 \u0627\u0644\u062b\u0627\u0646\u064a\u0629. \u062a\u064f\u0646\u0641\u0630 \u0627\u0644\u062f\u0627\u0644\u0629 \u0627\u0644\u062b\u0627\u0646\u064a\u0629 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0627\u0633\u062a\u062f\u0639\u0627\u0621 \u0627\u0644\u0639\u0643\u0633\u064a \u0628\u0639\u062f \u0627\u0643\u062a\u0645\u0627\u0644 \u0627\u0644\u0625\u062c\u0631\u0627\u0621 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646.<\/p>\n
        \u0641\u064a\u0645\u0627 \u064a\u0644\u064a \u062b\u0644\u0627\u062b \u0648\u0638\u0627\u0626\u0641 \u062a\u0645 \u062a\u0646\u0641\u064a\u0630\u0647\u0627 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0639\u0627\u0648\u062f\u0629 \u0627\u0644\u0627\u062a\u0635\u0627\u0644:<\/p>\n
        \n
        \/\/ Define three functions\r\nfunction first() {\r\nconsole.log(1)\r\n}\r\n\r\nfunction second(callback) {\r\nsetTimeout(() => {\r\nconsole.log(2)\r\n\r\n\/\/ Execute the callback function\r\ncallback()\r\n}, 0)\r\n}\r\n\r\nfunction third() {\r\nconsole.log(3)\r\n}<\/code><\/pre>\n<\/div>\n
        \u0627\u0644\u0622\u0646 \u0642\u0645 \u0628\u062a\u0646\u0641\u064a\u0630 \u0627\u0644\u0623\u0648\u0644 \u0648\u0627\u0644\u062b\u0627\u0646\u064a\u060c \u062b\u0645 \u0645\u0631\u0631 \u0627\u0644\u062b\u0627\u0644\u062b \u0643\u062d\u062c\u0629 \u0625\u0644\u0649 \u0627\u0644\u062b\u0627\u0646\u064a:<\/p>\n
        \n
        first()\r\nsecond(third)<\/code><\/pre>\n<\/div>\n
        \u0628\u0639\u062f \u062a\u0646\u0641\u064a\u0630 \u0643\u062a\u0644\u0629 \u0627\u0644\u062a\u0639\u0644\u064a\u0645\u0627\u062a \u0627\u0644\u0628\u0631\u0645\u062c\u064a\u0629 \u0647\u0630\u0647\u060c \u0633\u062a\u062d\u0635\u0644 \u0639\u0644\u0649 \u0627\u0644\u0625\u062e\u0631\u0627\u062c \u0627\u0644\u062a\u0627\u0644\u064a:<\/p>\n
        \n
        Output\r\n1\r\n2\r\n3<\/code><\/pre>\n<\/div>\n
        \u0623\u0648\u0644\u0627\u064b \u064a\u062a\u0645 \u0637\u0628\u0627\u0639\u0629 1\u060c \u0648\u0628\u0639\u062f \u0627\u0646\u062a\u0647\u0627\u0621 \u0627\u0644\u0645\u0624\u0642\u062a (\u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u062d\u0627\u0644\u0629 \u064a\u0643\u0648\u0646 \u0635\u0641\u0631 \u062b\u0627\u0646\u064a\u0629\u060c \u0648\u0644\u0643\u0646 \u064a\u0645\u0643\u0646\u0643 \u062a\u063a\u064a\u064a\u0631\u0647 \u0625\u0644\u0649 \u0623\u064a \u0642\u064a\u0645\u0629) \u062a\u062a\u0645 \u0637\u0628\u0627\u0639\u0629 2\u060c \u062b\u0645 3. \u0627\u0639\u0645\u0644 \u062d\u062a\u0649 \u062a\u0643\u062a\u0645\u0644 \u0648\u0627\u062c\u0647\u0629 \u0628\u0631\u0645\u062c\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0639\u0644\u0649 \u0627\u0644\u0648\u064a\u0628 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629 (setTimeout).<\/p>\n
        \u0627\u0644\u0646\u0642\u0637\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0647\u0646\u0627 \u0647\u064a \u0623\u0646 \u062f\u0648\u0627\u0644 \u0627\u0644\u0627\u0633\u062a\u062f\u0639\u0627\u0621 \u0644\u064a\u0633\u062a \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u0629 - setTimeout \u0647\u064a \u0648\u0627\u062c\u0647\u0629 \u0628\u0631\u0645\u062c\u0629 \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0648\u064a\u0628 \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u0629 \u0645\u0633\u0624\u0648\u0644\u0629 \u0639\u0646 \u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0645\u0647\u0627\u0645 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629. \u062a\u062a\u064a\u062d \u0644\u0643 \u062f\u0648\u0627\u0644 \u0627\u0644\u0627\u0633\u062a\u062f\u0639\u0627\u0621 \u0641\u0642\u0637 \u062a\u0644\u0642\u064a \u0625\u0634\u0639\u0627\u0631 \u0639\u0646\u062f \u0627\u0643\u062a\u0645\u0627\u0644 \u0645\u0647\u0645\u0629 \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u0629\u060c \u0648\u0645\u0639\u0627\u0644\u062c\u0629 \u0646\u062c\u0627\u062d\u0647\u0627 \u0623\u0648 \u0641\u0634\u0644\u0647\u0627.<\/p>\n
        \u0627\u0644\u0622\u0646 \u0628\u0639\u062f \u0623\u0646 \u062a\u0639\u0644\u0645\u062a \u0643\u064a\u0641\u064a\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0644\u0623\u062f\u0627\u0621 \u0645\u0647\u0627\u0645 \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u0629\u060c \u064a\u0634\u0631\u062d \u0627\u0644\u0642\u0633\u0645 \u0627\u0644\u062a\u0627\u0644\u064a \u0627\u0644\u0645\u0634\u0643\u0644\u0627\u062a \u0627\u0644\u0645\u0631\u062a\u0628\u0637\u0629 \u0628\u062a\u0636\u0645\u064a\u0646 \u0639\u062f\u062f \u0643\u0628\u064a\u0631 \u062c\u062f\u064b\u0627 \u0645\u0646 \u0627\u0644\u0645\u0643\u0627\u0644\u0645\u0627\u062a \u0648\u0625\u0646\u0634\u0627\u0621 "\u0647\u0631\u0645 \u0627\u0644\u0647\u0644\u0627\u0643".<\/p>\n
        \u0627\u0633\u062a\u062f\u0639\u0627\u0621 \u0645\u062a\u062f\u0627\u062e\u0644 \u0648\u0647\u0631\u0645 \u0627\u0644\u0645\u0648\u062a<\/h2>\n
        \u062f\u0648\u0627\u0644 \u0627\u0644\u0627\u0633\u062a\u062f\u0639\u0627\u0621 \u0637\u0631\u064a\u0642\u0629 \u0641\u0639\u0651\u0627\u0644\u0629 \u0644\u0636\u0645\u0627\u0646 \u062a\u0623\u062e\u064a\u0631 \u0625\u062d\u062f\u0649 \u0627\u0644\u062f\u0648\u0627\u0644 \u062d\u062a\u0649 \u0627\u0643\u062a\u0645\u0627\u0644 \u062f\u0627\u0644\u0629 \u0623\u062e\u0631\u0649 \u0648\u0639\u0648\u062f\u062a\u0647\u0627 \u0628\u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0646\u0638\u0631\u064b\u0627 \u0644\u0644\u0637\u0628\u064a\u0639\u0629 \u0627\u0644\u0645\u062a\u062f\u0627\u062e\u0644\u0629 \u0644\u062f\u0648\u0627\u0644 \u0627\u0644\u0627\u0633\u062a\u062f\u0639\u0627\u0621\u060c \u0642\u062f \u064a\u0635\u0628\u062d \u0627\u0644\u0643\u0648\u062f \u0645\u064f\u0634\u062a\u062a\u064b\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0644\u062f\u064a\u0643 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0637\u0644\u0628\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629 \u0627\u0644\u0645\u062a\u062a\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0628\u0639\u0636\u0647\u0627 \u0627\u0644\u0628\u0639\u0636. \u0643\u0627\u0646 \u0647\u0630\u0627 \u0645\u0635\u062f\u0631 \u0625\u062d\u0628\u0627\u0637 \u0643\u0628\u064a\u0631 \u0644\u0645\u0637\u0648\u0631\u064a \u062c\u0627\u0641\u0627 \u0633\u0643\u0631\u064a\u0628\u062a \u0627\u0644\u0623\u0648\u0627\u0626\u0644\u060c \u0648\u0646\u062a\u064a\u062c\u0629\u064b \u0644\u0630\u0644\u0643\u060c \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u064f\u0634\u0627\u0631 \u0625\u0644\u0649 \u0627\u0644\u0643\u0648\u062f \u0627\u0644\u0630\u064a \u064a\u062d\u062a\u0648\u064a \u0639\u0644\u0649 \u0627\u0633\u062a\u062f\u0639\u0627\u0621\u0627\u062a \u0645\u062a\u062f\u0627\u062e\u0644\u0629 \u0628\u0627\u0633\u0645 "\u0647\u0631\u0645 \u0627\u0644\u0639\u0630\u0627\u0628" \u0623\u0648 "\u062c\u062d\u064a\u0645 \u0627\u0644\u0627\u0633\u062a\u062f\u0639\u0627\u0621".<\/p>\n
        \u0641\u064a\u0645\u0627 \u064a\u0644\u064a \u0639\u0631\u0636 \u062a\u0648\u0636\u064a\u062d\u064a \u0644\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0627\u0644\u0645\u062a\u062f\u0627\u062e\u0644\u0629:<\/p>\n
        \n
        function pyramidOfDoom() {\r\nsetTimeout(() => {\r\nconsole.log(1)\r\nsetTimeout(() => {\r\nconsole.log(2)\r\nsetTimeout(() => {\r\nconsole.log(3)\r\n}, 500)\r\n}, 2000)\r\n}, 1000)\r\n}<\/code><\/pre>\n<\/div>\n
        \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0643\u0648\u062f\u060c \u062a\u064f\u0648\u0636\u0639 \u0643\u0644 \u062f\u0627\u0644\u0629 setTimeout \u062c\u062f\u064a\u062f\u0629 \u062f\u0627\u062e\u0644 \u062f\u0627\u0644\u0629 \u0630\u0627\u062a \u062a\u0631\u062a\u064a\u0628 \u0623\u0639\u0644\u0649\u060c \u0645\u0645\u0627 \u064a\u064f\u0646\u0634\u0626 \u0647\u0631\u0645\u064b\u0627 \u0645\u0646 \u0627\u0644\u0627\u0633\u062a\u062f\u0639\u0627\u0621\u0627\u062a \u0627\u0644\u0623\u0639\u0645\u0642 \u0648\u0627\u0644\u0623\u0639\u0645\u0642. \u0633\u064a\u0624\u062f\u064a \u062a\u0634\u063a\u064a\u0644 \u0647\u0630\u0627 \u0627\u0644\u0643\u0648\u062f \u0625\u0644\u0649 \u0625\u0646\u062a\u0627\u062c \u0645\u0627 \u064a\u0644\u064a:<\/p>\n
        \n
        Output\r\n1\r\n2\r\n3<\/code><\/pre>\n<\/div>\n
        \u0639\u0645\u0644\u064a\u064b\u0627\u060c \u0645\u0639 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0643\u0648\u062f \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646 \u0641\u064a \u0627\u0644\u0639\u0627\u0644\u0645 \u0627\u0644\u062d\u0642\u064a\u0642\u064a\u060c \u0642\u062f \u064a\u0635\u0628\u062d \u0647\u0630\u0627 \u0627\u0644\u0623\u0645\u0631 \u0623\u0643\u062b\u0631 \u062a\u0639\u0642\u064a\u062f\u064b\u0627. \u0633\u062a\u062d\u062a\u0627\u062c \u0639\u0644\u0649 \u0627\u0644\u0623\u0631\u062c\u062d \u0625\u0644\u0649 \u0645\u0639\u0627\u0644\u062c\u0629 \u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u0643\u0648\u062f \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u060c \u062b\u0645 \u062a\u0645\u0631\u064a\u0631 \u0628\u0639\u0636 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0646 \u0643\u0644 \u0627\u0633\u062a\u062c\u0627\u0628\u0629 \u0625\u0644\u0649 \u0627\u0644\u0637\u0644\u0628 \u0627\u0644\u062a\u0627\u0644\u064a. \u064a\u0624\u062f\u064a \u0627\u0644\u0642\u064a\u0627\u0645 \u0628\u0630\u0644\u0643 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0631\u062c\u0627\u0639 \u0625\u0644\u0649 \u0632\u064a\u0627\u062f\u0629 \u0635\u0639\u0648\u0628\u0629 \u0642\u0631\u0627\u0621\u0629 \u0627\u0644\u0643\u0648\u062f \u0648\u0635\u064a\u0627\u0646\u062a\u0647.<\/p>\n
        \u0641\u064a\u0645\u0627 \u064a\u0644\u064a \u0645\u062b\u0627\u0644 \u0639\u0645\u0644\u064a \u0644\u0640 "\u0647\u0631\u0645 \u0627\u0644\u0645\u0648\u062a" \u0627\u0644\u0623\u0643\u062b\u0631 \u0648\u0627\u0642\u0639\u064a\u0629 \u0648\u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646\u0643 \u0627\u0644\u0644\u0639\u0628 \u0628\u0647:<\/p>\n
        \n
        \/\/ Example asynchronous function\r\nfunction asynchronousRequest(args, callback) {\r\n\/\/ Throw an error if no arguments are passed\r\nif (!args) {\r\nreturn callback(new Error('Whoa! Something went wrong.'))\r\n} else {\r\nreturn setTimeout(\r\n\/\/ Just adding in a random number so it seems like the contrived asynchronous function\r\n\/\/ returned different data\r\n() => callback(null, {body: args + ' ' + Math.floor(Math.random() * 10)}),\r\n500,\r\n)\r\n}\r\n}\r\n\/\/ Nested asynchronous requests\r\nfunction callbackHell() {\r\nasynchronousRequest('First', function first(error, response) {\r\nif (error) {\r\nconsole.log(error)\r\nreturn\r\n}\r\nconsole.log(response.body)\r\nasynchronousRequest('Second', function second(error, response) {\r\nif (error) {\r\nconsole.log(error)\r\nreturn\r\n}\r\nconsole.log(response.body)\r\nasynchronousRequest(null, function third(error, response) {\r\nif (error) {\r\nconsole.log(error)\r\nreturn\r\n}\r\nconsole.log(response.body)\r\n})\r\n})\r\n})\r\n}\r\n\/\/ Execute \r\ncallbackHell()<\/code><\/pre>\n<\/div>\n
        \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0643\u0648\u062f\u060c \u064a\u062c\u0628 \u0639\u0644\u064a\u0643 \u0623\u0646 \u062a\u0623\u062e\u0630 \u0628\u0639\u064a\u0646 \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631 \u0643\u0644 \u062f\u0627\u0644\u0629 \u0645\u0646 \u062d\u064a\u062b \u0627\u0644\u0627\u0633\u062a\u062c\u0627\u0628\u0629 \u0627\u0644\u0645\u062d\u062a\u0645\u0644\u0629 \u0648\u0627\u0644\u062e\u0637\u0623 \u0627\u0644\u0645\u062d\u062a\u0645\u0644\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644 \u062f\u0627\u0644\u0629 callbackHell \u0645\u0631\u0628\u0643\u0629 \u0628\u0635\u0631\u064a\u064b\u0627.<\/p>\n
        \u0633\u064a\u0624\u062f\u064a \u062a\u0634\u063a\u064a\u0644 \u0647\u0630\u0627 \u0627\u0644\u0643\u0648\u062f \u0625\u0644\u0649 \u0625\u0639\u0637\u0627\u0626\u0643 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n
        \n
        Output\r\nFirst 9\r\nSecond 3\r\nError: Whoa! Something went wrong.\r\nat asynchronousRequest (<anonymous>:4:21)\r\nat second (<anonymous>:29:7)\r\nat <anonymous>:9:13<\/code><\/pre>\n<\/div>\n
        \u0646\u062a\u064a\u062c\u0629<\/h2>\n
        \u0647\u0630\u0647 \u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u0644\u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0634\u064a\u0641\u0631\u0629 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0632\u0627\u0645\u0646\u0629 \u0635\u0639\u0628\u0629. \u0648\u0646\u062a\u064a\u062c\u0629\u064b \u0644\u0630\u0644\u0643\u060c \u0623\u064f\u0636\u064a\u0641 \u0645\u0641\u0647\u0648\u0645 \u0627\u0644\u0648\u0639\u0648\u062f \u0641\u064a ES6. \u0648\u0647\u0630\u0627 \u0645\u0627 \u0633\u064a\u064f\u0631\u0643\u0632 \u0639\u0644\u064a\u0647 \u0627\u0644\u0642\u0633\u0645 \u0627\u0644\u062a\u0627\u0644\u064a.<\/p>","protected":false},"excerpt":{"rendered":"\u0645\u0642\u062f\u0645\u0629 \u0641\u064a \u0627\u0644\u0623\u064a\u0627\u0645 \u0627\u0644\u0623\u0648\u0644\u0649 \u0644\u0644\u0625\u0646\u062a\u0631\u0646\u062a\u060c \u0643\u0627\u0646\u062a \u0645\u0648\u0627\u0642\u0639 \u0627\u0644\u0648\u064a\u0628 \u063a\u0627\u0644\u0628\u064b\u0627 \u062a\u062a\u0643\u0648\u0646 \u0645\u0646 \u0628\u064a\u0627\u0646\u0627\u062a \u062b\u0627\u0628\u062a\u0629 \u0639\u0644\u0649 \u0635\u0641\u062d\u0629 HTML\u2026","protected":false},"author":1,"featured_media":16684,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"\u062d\u0644\u0642\u0647 \u0631\u0648\u06cc\u062f\u0627\u062f \u0648 callbacks","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","_yoast_wpseo_canonical":"","_yoast_wpseo_opengraph-description":"","_yoast_wpseo_opengraph-image":"","_yoast_wpseo_twitter-description":"","_yoast_wpseo_twitter-image":"","_yoast_wpseo_focuskeywords":"[]","_yoast_wpseo_primary_category":"193","footnotes":""},"categories":[193,363],"tags":[384],"class_list":{"0":"post-16678","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-tutorials","8":"category-programming","9":"tag-java-script"},"yoast_head":"\n\u062f\u0631\u06a9 \u062d\u0644\u0642\u0647 \u0631\u0648\u06cc\u062f\u0627\u062f \u0648 callbacks - 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