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"[^\\w\\-.]*" // \w: 알파벳이나 숫자 s = s.replaceAll("[^a-z\\d\\-_.]*", "");
// "[.]{2.}" s = s.replaceAll("\\.{2,}", ".");
// ^: 시작 // [.]: 문자 . // $: 종료 // | : or s = s.replaceAll("^[.]|[.]$", "");
s = s.replaceAll("[.]$", "");
정규표현식 참고1 정규표현식 참고2 정규표현식 참고3
정규표현식 참고1
정규표현식 참고2
정규표현식 참고3
// 전역 컨텍스트 - 프로그램의 모든 코드에 strict 모드 적용 "use strict"; function test() { .... // 함수 - 함수내의 모든 코드에 strict 모드 적용 "use strict"
Strict mode use strict(Strict Mode)란?
Strict mode
use strict(Strict Mode)란?
The text was updated successfully, but these errors were encountered:
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정규표현식
정규표현식 참고1
정규표현식 참고2
정규표현식 참고3
Strict Mode("use strict")
Strict mode
use strict(Strict Mode)란?
The text was updated successfully, but these errors were encountered: