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Commit 970479b

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Update 문자열-다루기-기본&12918&.js
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‎level-1/문자열-다루기-기본&12918&.js

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Original file line numberDiff line numberDiff line change
@@ -47,15 +47,8 @@ function solution(s) {
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//정답 5 - soulhn
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function solution(s) {
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// 길이가 4이거나 6인지 확인
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if (s.length === 4 || s.length === 6) {
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//배열로 변환, Int로 변환, 배열 내부에 NaN이 있는지 확인
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//NaN이 존재하면 true 반환이기에 ! 이용하여 false 반환
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return !s
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.split("")
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.map((i) => parseInt(i, 10))
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.includes(NaN);
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} else { //길이가 4, 6이 아니면 false 반환
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return false;
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}
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if (s.length !== 4 && s.length !== 6) return false;
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return !s.split("").some((i) => isNaN(parseInt(i, 10)));
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//early return 제외사항 먼저 처리
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//.split 문자열 배열로 변환, .some을 이용하여 isNaN인지 판별, ! 사용하여 문제 조건에 맞게 반환
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}

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AltStyle によって変換されたページ (->オリジナル) /