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#19.TIL | React(useEffect)
\-LifeCycle Methods가 없음. 그 대신 useEffect라는 Hook이 있음. \-useEffect는 Hook이므로 함수 —> 페이지가 리랜더할때 마다 이게 실행됨.(이런 리랜더를 컨트롤할 수 있음. 그것은 바로 두번째 parameter에 있는 배열.)
2021년 11월 23일
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