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Regex Tester

Online regex testing tool supporting real-time matching, highlighting, group extraction, and replacement testing. Supports PCRE/JavaScript syntax.

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Instructions

사용 방법

  • 정규식을 입력합니다

  • 매치 플래그(g/i/m/s)를 선택합니다

  • 테스트 영역에 내용을 붙여넣습니다

  • 매치 결과와 하이라이트를 실시간으로 확인합니다

  • 바꾸기 영역에서 치환을 테스트할 수 있습니다
  • ❓ FAQ

    Which regex syntax is supported?

    Both PCRE (PHP) and JavaScript regex modes are supported and freely switchable.

    Which flags are supported?

    g (global), i (case-insensitive), m (multiline), s (dotAll) and other common flags.

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