Regex Tester
Test regex patterns with flags, matches and highlighted results.
Flags
Active: g
Test text
96 characters
Matches
Run the test to see matches and text highlighting.
Your data is processed locally in your browser.
Benefits
- Validates regex quickly.
- Shows clear errors for invalid patterns.
- Includes visual highlighting for matches.
Preguntas frecuentes
Which flags are supported?
g, i, m, s and u.
Is test text sent to a server?
No. Everything runs in the browser.
Test regex with flags and real text
Regex Tester is useful for debugging validations and text extraction.
Match and index views speed up technical review.