How to use it
- Type a pattern.
- Paste your text.
- See every match highlighted.
Why use it
- Test patterns without running code.
- See every match and capture group.
- Toggle flags to refine results.
- Catch mistakes before they ship.
- Instant with no install.
Utilities
Regex Tester
Test regular expressions with instant match highlighting.
100% client-side · Data never leaves your device · Free forever
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