Regex Tester

Test regular expressions against text with real-time matching and highlighting

Quick Start - Sample Patterns:

g: globali: ignore casem: multilines: dotall

Enter a regex pattern to see matches

Matched
Unmatched
Enter test text to see highlighting...

Features & Usage

Features:

  • Real-time Testing: See matches as you type
  • Syntax Highlighting: Visual match highlighting
  • Match Details: Position and capture groups
  • Flag Support: Global, case-insensitive, multiline
  • Sample Patterns: Quick start templates
  • Copy Results: Copy patterns and matches

Common Regex Patterns:

  • \d+: Match one or more digits
  • \w+: Match word characters
  • \s+: Match whitespace
  • ^...$ : Match entire line
  • (...): Capture group
  • [a-z]: Character class