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Regex Tester
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Regex Tester

Live regex matching, capture groups, replace mode, and pattern explanation.

Overview

Free online regex tester with live matching, capture groups, replace mode, and pattern explanation. Supports JavaScript regex flags g, i, m, s.

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Features

  • Live match highlighting
  • Capture group inspection
  • Replace preview mode
  • JavaScript flags g, i, m, s
  • Sample text area for edge cases
  • Fast iteration for parsers and forms
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