Regex Tester

Test regular expressions with real-time matching and group extraction.

Pattern
//g
Flags:

Quick insert:

Test String
Match Details

Enter a test string to see matches

Regex Flags

g

Global - Find all matches instead of stopping at the first.

i

Case-insensitive - Ignore case when matching.

m

Multiline - ^ and $ match line boundaries.

s

Dotall - Dot (.) matches newline characters.

u

Unicode - Enable full Unicode support.

All processing happens locally in your browser. No data is sent to any server.