Regex Generator
Generate a regular expression from example strings, or pick a ready pattern.
How it works
- 1Type a few strings that should match.
- 2Check the pattern on other text.
- 3Copy it, or pick a common pattern.
Features
- Learns digit and letter runs and lengths.
- 16 tested common patterns.
- Instant match check.
- Private: runs in your browser; nothing is uploaded.
Frequently asked questions
Will it always find the perfect regex?
It generalises what your examples share. Add varied examples, then fine-tune in the Regex Tester.
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