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Regex Tester
Test regular expressions with live highlighting and match results. Iterate quickly, then copy the final pattern into your code.
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Matches0
No matches found
How to use it
- Paste input text.
- Enter your regex pattern.
- Toggle flags.
- View matches.
Common Use Cases
- Validate email-like strings
- Extract IDs from logs
- Parsing text
Freqently Asked Questions
Which regex flavor?▼
JavaScript standard RegExp.
Does it support groups?▼
Yes, capturing groups are supported.
Why use this tool?
- Fast iteration
- Immediate feedback
- Useful for debugging
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How was this tool?
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