keeppgoing5759
@keeppgoing5759
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์ฝ๋ ์ง๋ฌธ
๋ค dfasdff ๋ก ๋ฐ๊ฟ๋ ์๊ด์์ต๋๋ค๋ค๋ง ์์๋ณด๊ธฐ ํ๋ค์ง์
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์๋น์ค์ ๋ฆฌํฌ์งํ ๋ฆฌ์ ์ฐจ์ด
service ๋จ์์ ์ง์ ํธ์ถํด๋ ๋ฌธ์ ๋ ์์ง๋งํ์ฅ์ฑ๊ณผ ์ฌ์ฌ์ฉ์ฑ ๋๋ฌธ์ ๋๋ค.https://okky.kr/articles/1099293?note=2581580
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React alert์ฐฝ ๋์ด ํ ํ์ธ ๋ฒํผ ๋๋ฅด๋ฉด ๊ฐ ๊ฐฑ์ ์๋๊ฒ ํ๋ ๋ฐฉ๋ฒใ ใ
const [number, setNumber] = useState(0); const increaseNumber = () => { const isOver = over3(); if(isOver===false){ setNumber(number + 1); } }; const decreaseNumber = () => { // number์ ๊ฐ์ ๊ฐ์์ํค๋ ํจ์ setNumber(number - 1); }; const over3 = () => { if (number >= 3) { alert("3๊ฐ๊น์ง๋ง ์ ํ ๊ฐ๋ฅํฉ๋๋ค!"); return true } return false; }; //onClick์ ์นด์ดํธ ์ธ๋ ํจ์ ์ค์ ๋์ด์์ต๋๋ค. {datas.map((movie, i) => movie.value === true ? ( { decreaseNumber(); handleClickImage(i); }} /> ) : ( { increaseNumber(); handleClickImage(i); }} /> ) )} ;
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