Regex Pattern Tester

Test and debug regular expressions with real-time matching. Choose from common patterns or create your own. Includes group extraction and match highlighting.

Regex Options

Test Text

Matches

About Regex Flags

  • g (global): Find all matches rather than stopping after the first match
  • i (ignore case): Case-insensitive matching
  • m (multiline): ^ and $ match start/end of each line