{"id":28238,"date":"2023-06-27T02:58:08","date_gmt":"2023-06-26T23:28:08","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/the-useeffect-hook-in-react-52mo\/"},"modified":"2023-06-27T02:58:08","modified_gmt":"2023-06-26T23:28:08","slug":"the-useeffect-hook-in-react-52mo","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/the-useeffect-hook-in-react-52mo\/","title":{"rendered":"\u0642\u0644\u0627\u0628 useEffect \u062f\u0631 React"},"content":{"rendered":"
\n

\u0642\u0644\u0627\u0628 useEffect \u0628\u062e\u0634 \u0645\u0647\u0645\u06cc \u0627\u0632 \u0633\u0627\u062e\u062a \u0628\u0627 React \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u0627\u062b\u0631\u0627\u062a \u062c\u0627\u0646\u0628\u06cc \u0631\u0627 \u062f\u0631 \u0627\u062c\u0632\u0627\u06cc \u062e\u0648\u062f \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f\u060c \u0645\u0627\u0646\u0646\u062f \u0648\u0627\u06a9\u0634\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u0627\u0632 \u06cc\u06a9 API\u060c \u0627\u0634\u062a\u0631\u0627\u06a9 \u062f\u0631 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627 \u06cc\u0627 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc DOM. \u062f\u0631 \u0627\u06cc\u0646 \u067e\u0633\u062a \u0648\u0628\u0644\u0627\u06af\u060c \u0642\u0644\u0627\u0628 useEffect \u0631\u0627 \u062f\u0631 React \u0628\u0631\u0631\u0633\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f \u0648 \u062e\u0648\u0627\u0647\u06cc\u0645 \u0641\u0647\u0645\u06cc\u062f \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0627\u0632 \u0622\u0646 \u0628\u0647 \u0637\u0648\u0631 \u0645\u0648\u062b\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f.<\/p>\n

\u0634\u0631\u0648\u0639 \u06a9\u0627\u0631 \u0628\u0627 useEffect<\/strong><\/p>\n

\u0628\u0631\u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0642\u0644\u0627\u0628 useEffect\u060c \u0627\u0628\u062a\u062f\u0627 \u0628\u0627\u06cc\u062f \u0622\u0646 \u0631\u0627 \u0627\u0632 \u0628\u0633\u062a\u0647 \u00abreact\u00bb \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f. \u0627\u06cc\u0646 \u062f\u0648 \u067e\u0627\u0631\u0627\u0645\u062a\u0631 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u062f: \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u06a9\u0647 \u0646\u0634\u0627\u0646 \u062f\u0647\u0646\u062f\u0647 \u0627\u062b\u0631 \u062c\u0627\u0646\u0628\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0645\u06cc \u062e\u0648\u0627\u0647\u06cc\u062f \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f \u0648 \u06cc\u06a9 \u0622\u0631\u0627\u06cc\u0647 \u0627\u062e\u062a\u06cc\u0627\u0631\u06cc \u0627\u0632 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627.<\/p>\n

\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0645\u062b\u0627\u0644\u06cc \u0627\u0632 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 useEffect \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a:<\/p>\n

\n
import<\/span> React<\/span>,<\/span> {<\/span> useEffect<\/span> }<\/span> from<\/span> '<\/span>react<\/span>'<\/span>;<\/span>\n\nfunction<\/span> MyComponent<\/span>()<\/span> {<\/span>\n  useEffect<\/span>(()<\/span> =><\/span> {<\/span>\n    \/\/ Perform side effect here<\/span>\n    console<\/span>.<\/span>log<\/span>(<\/span>'<\/span>Component mounted!<\/span>'<\/span>);<\/span>\n\n    \/\/ Clean up the side effect<\/span>\n    return<\/span> ()<\/span> =><\/span> {<\/span>\n      console<\/span>.<\/span>log<\/span>(<\/span>'<\/span>Component unmounted!<\/span>'<\/span>);<\/span>\n    };<\/span>\n  },<\/span> []);<\/span> \/\/ Empty dependency array means the effect runs only once<\/span>\n\n  return<\/span> (<\/span>\n    <<\/span>div<\/span>><\/span>\n      {<\/span>\/* Component JSX *\/<\/span>}<\/span>\n    <\/<\/span>div<\/span>><\/span>\n  );<\/span>\n}<\/span>\n\n<\/code><\/pre>\n
\n
\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c \u0642\u0644\u0627\u0628 useEffect \u062f\u0631 \u0645\u0648\u0644\u0641\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc MyComponent \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.  \u062a\u0627\u0628\u0639 \u0627\u0641\u06a9\u062a \u0632\u0645\u0627\u0646\u06cc \u0641\u0631\u0627\u062e\u0648\u0627\u0646\u06cc \u0645\u06cc \u0634\u0648\u062f \u06a9\u0647 \u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a \u0646\u0635\u0628 \u0634\u062f\u0647 \u0628\u0627\u0634\u062f.  \u0639\u0628\u0627\u0631\u062a console.log “\u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a \u0646\u0635\u0628 \u0634\u062f\u0647 \u0627\u0633\u062a!”  \u062f\u0631 \u06a9\u0646\u0633\u0648\u0644 \u0645\u0631\u0648\u0631\u06af\u0631 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n
\u062a\u0627\u0628\u0639 \u067e\u0627\u06a9\u0633\u0627\u0632\u06cc \u0627\u062e\u062a\u06cc\u0627\u0631\u06cc \u0628\u0631\u06af\u0631\u062f\u0627\u0646\u062f\u0647 \u0634\u062f\u0647 \u0627\u0632 \u0627\u0641\u06a9\u062a \u0632\u0645\u0627\u0646\u06cc \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u062f \u06a9\u0647 \u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a \u062e\u0627\u0631\u062c \u0634\u0648\u062f.  \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0648\u0631\u062f\u060c “\u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a unmounted!”  \u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u06a9\u0627\u0645\u067e\u0648\u0646\u0646\u062a \u0627\u0632 DOM \u062d\u0630\u0641 \u0645\u06cc \u0634\u0648\u062f.  \u0627\u06cc\u0646 \u0628\u0631\u0627\u06cc \u067e\u0627\u06a9\u0633\u0627\u0632\u06cc \u0647\u0631 \u0645\u0646\u0628\u0639 \u06cc\u0627 \u0627\u0634\u062a\u0631\u0627\u06a9\u06cc \u06a9\u0647 \u062f\u0631 \u0627\u062b\u0631 \u0627\u06cc\u062c\u0627\u062f \u0634\u062f\u0647 \u0627\u0633\u062a \u0645\u0641\u06cc\u062f \u0627\u0633\u062a.<\/p>\n
\u0622\u0631\u0627\u06cc\u0647 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc<\/strong><\/p>\n
\u062f\u0648\u0645\u06cc\u0646 \u067e\u0627\u0631\u0627\u0645\u062a\u0631 useEffect \u0622\u0631\u0627\u06cc\u0647 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0627\u0633\u062a.  \u0627\u06cc\u0646 \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u0648\u0627\u0628\u0633\u062a\u06af\u06cc\u200c\u0647\u0627\u06cc\u06cc \u0631\u0627 \u0645\u0634\u062e\u0635 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u062f\u0631 \u0635\u0648\u0631\u062a \u062a\u063a\u06cc\u06cc\u0631\u060c \u0627\u0641\u06a9\u062a \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u062f\u0648\u0628\u0627\u0631\u0647 \u0641\u0639\u0627\u0644 \u06a9\u0646\u0646\u062f.  \u0627\u06af\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u062e\u0627\u0644\u06cc \u0628\u0627\u0634\u062f\u060c \u0627\u0641\u06a9\u062a \u0641\u0642\u0637 \u06cc\u06a9 \u0628\u0627\u0631 \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u062f.<\/p>\n
\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0645\u062b\u0627\u0644\u06cc \u0628\u0627 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0628\u0628\u06cc\u0646\u06cc\u0645:<\/p>\n
\n
import<\/span> React<\/span>,<\/span> {<\/span> useEffect<\/span>,<\/span> useState<\/span> }<\/span> from<\/span> '<\/span>react<\/span>'<\/span>;<\/span>\n\nfunction<\/span> MyComponent<\/span>()<\/span> {<\/span>\n  const<\/span> [<\/span>data<\/span>,<\/span> setData<\/span>]<\/span> =<\/span> useState<\/span>(<\/span>null<\/span>);<\/span>\n\n  useEffect<\/span>(()<\/span> =><\/span> {<\/span>\n    \/\/ Fetch data from API<\/span>\n    fetch<\/span>(<\/span>'<\/span>https:\/\/api.example.com\/data<\/span>'<\/span>)<\/span>\n      .<\/span>then<\/span>(<\/span>response<\/span> =><\/span> response<\/span>.<\/span>json<\/span>())<\/span>\n      .<\/span>then<\/span>(<\/span>data<\/span> =><\/span> setData<\/span>(<\/span>data<\/span>))<\/span>\n      .<\/span>catch<\/span>(<\/span>error<\/span> =><\/span> console<\/span>.<\/span>error<\/span>(<\/span>error<\/span>));<\/span>\n  },<\/span> []);<\/span> \/\/ Empty dependency array means the effect runs only once<\/span>\n\n  return<\/span> (<\/span>\n    <<\/span>div<\/span>><\/span>\n      {<\/span>data<\/span> ?<\/span> <<\/span>p<\/span>><\/span>{<\/span>data<\/span>}<\/span><\/<\/span>p<\/span>><\/span> :<\/span> <<\/span>p<\/span>><\/span>Loading...<\/<\/span>p<\/span>><\/span>}<\/span>\n    <\/<\/span>div<\/span>><\/span>\n  );<\/span>\n}<\/span>\n\n<\/code><\/pre>\n
\n
\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c \u0627\u0641\u06a9\u062a \u062f\u0627\u062f\u0647 \u0647\u0627 \u0631\u0627 \u0627\u0632 \u06cc\u06a9 API \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062a\u0627\u0628\u0639 fetch \u0648\u0627\u06a9\u0634\u06cc \u0645\u06cc \u06a9\u0646\u062f.  \u0628\u0647 \u0644\u0637\u0641 \u0622\u0631\u0627\u06cc\u0647 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u062e\u0627\u0644\u06cc\u060c \u0627\u06cc\u0646 \u0627\u0641\u06a9\u062a \u062a\u0646\u0647\u0627 \u06cc\u06a9 \u0628\u0627\u0631 \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u062f \u06a9\u0647 \u0645\u0624\u0644\u0641\u0647 \u0646\u0635\u0628 \u0634\u062f\u0647 \u0627\u0633\u062a.  \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0648\u0627\u06a9\u0634\u06cc \u0634\u062f\u0647 \u062f\u0631 \u0645\u062a\u063a\u06cc\u0631 \u062d\u0627\u0644\u062a ‘\u062f\u0627\u062f\u0647’ \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0642\u0644\u0627\u0628 useState \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc \u0634\u0648\u062f.<\/p>\n
\u0627\u06af\u0631 \u0645\u06cc\u200c\u062e\u0648\u0627\u0647\u06cc\u062f \u0647\u0631 \u0632\u0645\u0627\u0646 \u06a9\u0647 \u06cc\u06a9 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u062e\u0627\u0635 \u062a\u063a\u06cc\u06cc\u0631 \u06a9\u0646\u062f\u060c \u0627\u0641\u06a9\u062a \u0627\u062c\u0631\u0627 \u0634\u0648\u062f\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0622\u0646 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0631\u0627 \u062f\u0631 \u0622\u0631\u0627\u06cc\u0647 \u0642\u0631\u0627\u0631 \u062f\u0647\u06cc\u062f.  \u0645\u062b\u0644\u0627:<\/p>\n
\n
useEffect<\/span>(()<\/span> =><\/span> {<\/span>\n  \/\/ Perform effect<\/span>\n},<\/span> [<\/span>dependency<\/span>]);<\/span>\n\n<\/code><\/pre>\n
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\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u0628\u0627 \u0627\u0641\u0632\u0648\u062f\u0646 “\u0648\u0627\u0628\u0633\u062a\u06af\u06cc” \u0628\u0647 \u0622\u0631\u0627\u06cc\u0647 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc\u060c \u0647\u0631 \u0632\u0645\u0627\u0646 \u06a9\u0647 \u0645\u0642\u062f\u0627\u0631 “\u0648\u0627\u0628\u0633\u062a\u06af\u06cc” \u062a\u063a\u06cc\u06cc\u0631 \u06a9\u0646\u062f\u060c \u0627\u062b\u0631 \u0627\u062c\u0631\u0627 \u0645\u06cc \u0634\u0648\u062f.  \u0627\u0644\u0628\u062a\u0647 \u0627\u06cc\u0646 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0647\u0631 \u0686\u06cc\u0632\u06cc \u0628\u0627\u0634\u062f \u06a9\u0647 \u067e\u0631\u0648\u0698\u0647 \u062e\u0627\u0635 \u0634\u0645\u0627 \u0627\u0632 \u0622\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u062f. <\/p>\n
\u0632\u0645\u0627\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 useEffect<\/strong><\/p>\n
    \n
  • \n\u0648\u0627\u06a9\u0634\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u0627\u0632 \u06cc\u06a9 API:<\/u> \u0627\u0632 useEffect \u0628\u0631\u0627\u06cc \u062f\u0631\u062e\u0648\u0627\u0633\u062a HTTP \u0628\u0631\u0627\u06cc \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u0648 \u0628\u0647 \u0631\u0648\u0632 \u0631\u0633\u0627\u0646\u06cc \u0648\u0636\u0639\u06cc\u062a \u0645\u0624\u0644\u0641\u0647 \u0628\u0627 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0648\u0627\u06a9\u0634\u06cc \u0634\u062f\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/li>\n
  • \n\u0627\u0634\u062a\u0631\u0627\u06a9 \u062f\u0631 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627:<\/u> \u0627\u0632 useEffect \u0628\u0631\u0627\u06cc \u0627\u0634\u062a\u0631\u0627\u06a9 \u062f\u0631 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627\u060c \u0645\u0627\u0646\u0646\u062f \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627\u06cc \u0627\u0633\u06a9\u0631\u0648\u0644 \u06cc\u0627 \u0635\u0641\u062d\u0647 \u06a9\u0644\u06cc\u062f\u060c \u0648 \u0627\u0646\u062c\u0627\u0645 \u0627\u0642\u062f\u0627\u0645\u0627\u062a \u0628\u0631 \u0627\u0633\u0627\u0633 \u0622\u0646 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.  \u0641\u0631\u0627\u0645\u0648\u0634 \u0646\u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0627\u0634\u062a\u0631\u0627\u06a9 \u0631\u0648\u06cc\u062f\u0627\u062f \u0631\u0627 \u062f\u0631 \u0639\u0645\u0644\u06a9\u0631\u062f \u067e\u0627\u06a9\u0633\u0627\u0632\u06cc \u0644\u063a\u0648 \u06a9\u0646\u06cc\u062f.<\/li>\n
  • \n\u062f\u0633\u062a\u06a9\u0627\u0631\u06cc DOM:<\/u> \u0627\u0632 useEffect \u0628\u0631\u0627\u06cc \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u0645\u0633\u062a\u0642\u06cc\u0645 DOM \u0645\u0627\u0646\u0646\u062f \u0627\u0641\u0632\u0648\u062f\u0646 \u06cc\u0627 \u062d\u0630\u0641 \u0639\u0646\u0627\u0635\u0631\u060c \u062a\u063a\u06cc\u06cc\u0631 \u0633\u0628\u06a9 \u06cc\u0627 \u062a\u0639\u0627\u0645\u0644 \u0628\u0627 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0647\u0627\u06cc \u0634\u062e\u0635 \u062b\u0627\u0644\u062b \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/li>\n
  • \n\u0627\u062f\u063a\u0627\u0645 \u0628\u0627 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0647\u0627\u06cc \u062e\u0627\u0631\u062c\u06cc:<\/u> \u0627\u0632 useEffect \u0628\u0631\u0627\u06cc \u0627\u062f\u063a\u0627\u0645 \u0645\u0624\u0644\u0641\u0647\u200c\u0647\u0627\u06cc React \u0628\u0627 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647\u200c\u0647\u0627\u06cc \u062e\u0627\u0631\u062c\u06cc \u06a9\u0647 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u0645\u0642\u062f\u0627\u0631\u062f\u0647\u06cc \u0627\u0648\u0644\u06cc\u0647 \u06cc\u0627 \u067e\u0627\u06a9\u200c\u0633\u0627\u0632\u06cc \u062f\u0627\u0631\u0646\u062f\u060c \u0645\u0627\u0646\u0646\u062f Google Maps \u06cc\u0627 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647\u200c\u0647\u0627\u06cc \u0646\u0645\u0648\u062f\u0627\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/li>\n<\/ul>\n
    \u0646\u062a\u06cc\u062c\u0647<\/strong><\/p>\n
    \u0642\u0644\u0627\u0628 useEffect \u0627\u0628\u0632\u0627\u0631\u06cc \u0642\u062f\u0631\u062a\u0645\u0646\u062f \u0628\u0631\u0627\u06cc \u06a9\u0646\u062a\u0631\u0644 \u0639\u0648\u0627\u0631\u0636 \u062c\u0627\u0646\u0628\u06cc \u062f\u0631 \u0627\u062c\u0632\u0627\u06cc \u0639\u0645\u0644\u06a9\u0631\u062f\u06cc React \u0627\u0633\u062a.  \u0628\u0627 \u062f\u0631\u06a9 \u06a9\u0627\u0631\u0628\u0631\u062f \u0622\u0646 \u0648 \u06af\u0646\u062c\u0627\u0646\u062f\u0646 \u0622\u0646 \u062f\u0631 \u0627\u062c\u0632\u0627\u06cc \u062e\u0648\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u06a9\u0627\u0631\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641\u06cc \u0645\u0627\u0646\u0646\u062f \u0648\u0627\u06a9\u0634\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627\u060c \u0627\u0634\u062a\u0631\u0627\u06a9 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627 \u0648 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc DOM \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f.  \u0628\u0647 \u062e\u0627\u0637\u0631 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627 \u0648 \u0639\u0645\u0644\u06a9\u0631\u062f\u0647\u0627\u06cc \u067e\u0627\u06a9\u0633\u0627\u0632\u06cc \u0631\u0627 \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f \u062a\u0627 \u0627\u0632 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0639\u0648\u0627\u0631\u0636 \u062c\u0627\u0646\u0628\u06cc \u06a9\u0627\u0631\u0622\u0645\u062f \u0648 \u0628\u062f\u0648\u0646 \u062e\u0637\u0627 \u062f\u0631 \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627\u06cc React \u062e\u0648\u062f \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062d\u0627\u0635\u0644 \u06a9\u0646\u06cc\u062f.  \u06a9\u062f \u0646\u0648\u06cc\u0633\u06cc \u0645\u0628\u0627\u0631\u06a9<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"
    \u0642\u0644\u0627\u0628 useEffect \u0628\u062e\u0634 \u0645\u0647\u0645\u06cc \u0627\u0632 \u0633\u0627\u062e\u062a \u0628\u0627 React \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u0627\u062b\u0631\u0627\u062a \u062c\u0627\u0646\u0628\u06cc \u0631\u0627 \u062f\u0631 \u0627\u062c\u0632\u0627\u06cc \u062e\u0648\u062f \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u06cc\u062f\u060c \u0645\u0627\u0646\u0646\u062f \u0648\u0627\u06a9\u0634\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u0627\u0632 \u06cc\u06a9 API\u060c \u0627\u0634\u062a\u0631\u0627\u06a9 \u062f\u0631 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627 \u06cc\u0627 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc DOM. \u062f\u0631 \u0627\u06cc\u0646 \u067e\u0633\u062a \u0648\u0628\u0644\u0627\u06af\u060c \u0642\u0644\u0627\u0628 useEffect \u0631\u0627 \u062f\u0631 React \u0628\u0631\u0631\u0633\u06cc \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f \u0648 \u062e\u0648\u0627\u0647\u06cc\u0645 \u0641\u0647\u0645\u06cc\u062f \u06a9\u0647 \u0686\u06af\u0648\u0646\u0647 \u0645\u06cc \u062a\u0648\u0627\u0646 …<\/p>\n","protected":false},"author":2,"featured_media":28239,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[339],"tags":[],"class_list":["post-28238","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev"],"_links":{"self":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/28238","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/comments?post=28238"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/28238\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/28239"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=28238"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=28238"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=28238"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}