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Regex Tester

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About This Tool · Regex Tester

Test regular expressions and preview matches instantly.

Use Cases

  • Form validation
  • Text extraction
  • Learning regex

How To Use

  1. 1.Enter a regex
  2. 2.Paste sample text
  3. 3.Review matches

FAQ

Which regex engine is used?

JavaScript RegExp syntax.

Are flags supported?

Common flags like i/g/m are supported.

Is my text uploaded?

No, everything stays local.

Keywords

regex testerregular expressionregexpattern

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