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#2 2-16 useEffect_deps이용 #13

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Merged
huiji0315 merged 3 commits into from
May 27, 2021
Merged

#2 2-16 useEffect_deps이용 #13

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#2 2-16 useEffect_deps이용
huiji0315 May 27, 2021
f096898
Merge branch 'main' of https://github.com/huiji0315/react-study
huiji0315 May 27, 2021
02f89da
Merge branch 'main' into main
huiji0315 May 27, 2021
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8 changes: 5 additions & 3 deletions 2주차리액트/장희지/begin-react/src/UserList.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2,11 +2,13 @@ import React, { useEffect } from 'react';

function User({ user, onRemove, onToggle }) {
useEffect(() => {
console.log('컴포넌트가 화면에 나타남');
console.log('user 값이 설정됨');
console.log(user);
return () => {
console.log('컴포넌트가 화면에서 사라짐');
console.log('user 가 바뀌기 전..');
console.log(user);
};
}, []);
}, [user]);
return (
<div>
<b
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