์–ธ๋งˆ์šดํŠธ

๐ŸŽ† useEffect useEffect()๋Š” ํŽ˜์ด์ง€์˜ ๋งˆ์šดํŠธ, ์–ธ๋งˆ์šดํŠธ, ์—…๋ฐ์ดํŠธ ์‹œ ์ž‘์—…์„ ์„ค์ •ํ•œ๋‹ค. ์šฉ์–ด ์„ค๋ช… Mount ์ปดํฌ๋„ŒํŠธ๊ฐ€ ํŽ˜์ด์ง€์— ๋‚˜ํƒ€๋‚จ unMount ์ปดํฌ๋„ŒํŠธ๊ฐ€ ํŽ˜์ด์ง€์—์„œ ์‚ฌ๋ผ์ง ์—…๋ฐ์ดํŠธ๋Š” useEffect() ํŠน์ •๊ฐ’์— ์˜์กดํ•˜์—ฌ ํ•ด๋‹น ๊ฐ’์ด ๋ณ€๊ฒฝ, ์‹คํ–‰๋˜๋ฉด ํ•ด๋‹น useEffect()๋ฅผ ์žฌ์‹คํ–‰ํ•œ๋‹ค. useEffect()์˜ ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™๋‹ค. useEffect(()=> { // ๋งˆ์šดํŠธ ์™„๋ฃŒ ํ›„ ์‹คํ–‰ํ•  ์ฝ”๋“œ return () => { // ์–ธ๋งˆ์šดํŠธ ์™„๋ฃŒ ํ›„ ์‹คํ–‰ํ•  ์ฝ”๋“œ } }, [dependencies]) ๐Ÿ’ป Code ๋ฆฌ์•กํŠธ ํ”„๋กœ์ ํŠธ๋ฅผ ์ƒ์„ฑํ•˜๊ณ  ๋‹ค์Œ๊ณผ ๊ฐ™์ด ์ž‘์„ฑํ•œ๋‹ค. ๐Ÿ“„ EffectComponent.tsx import React, { useEffect, useState } from 'react..
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