Regex Tester

developerPopular

Test and debug regular expressions

Regex Pattern & Test Text
Enter a regex pattern and test text to find matches
Regex Results
Matches found and highlighted text

No matches found. Try adjusting your regex pattern or test text.

About Regular Expressions

What are Regex?

Regular expressions are patterns used to match character combinations in strings. They are powerful tools for text processing, validation, and search operations.

Common Flags:

  • • g: Global search
  • • i: Case-insensitive
  • • m: Multiline
  • • s: Dot matches newlines
  • • u: Unicode
  • • y: Sticky
Regex Tester - Test and debug regular expressions
Created by: Toolify