Regex Tester

Test and validate regular expressions with real-time matching. Extract groups, debug patterns, and see detailed match information.

Regex Pattern

Test String

Match Results

No matches found

Features

Real-time Testing

Instant pattern validation
Live match highlighting
Error detection and display

Match Information

Extract capture groups
Show match positions
Debug pattern issues
Detailed match information

Regex Flags

g - Global
Find all matches
i - Ignore case
Case insensitive
m - Multiline
^ and $ match lines
s - Dot all
. matches newlines