Regex Tester
Run patterns with flags over text. View matches, groups, and positions.
Pattern
Text
Matches
How to Test Regular Expressions?
- Enter your regex pattern in the Pattern field (e.g.,
^\d{3}-\d{4}$). - Add flags in the Flags field (g=global, i=case-insensitive, m=multiline).
- Enter your test text in the Text area.
- Click Test to see matches highlighted and detailed results.
- View match positions, captured groups, and copy results as needed.