Regex Tester
Test and debug regular expressions with real-time matching. Validate patterns, see matches, and learn regex syntax.
Regex Pattern
Enter your regular expression pattern
Test String
Enter text to test your regex against
Common Patterns
Click to insert common regex patterns
Test Results
See matches and test results here
Enter a pattern and test string to see results
Regex Cheat Sheet
. - Any character
^ - Start of string
$ - End of string
* - Zero or more
+ - One or more
? - Zero or one
[abc] - Any of a, b, c
[^abc] - Not a, b, c
\d - Digit
\w - Word character
\s - Whitespace
Regex Tester Features
Everything you need to master regular expressions
Real-time Testing
Test your regex patterns instantly with live matching and validation.
Common Patterns
Pre-built patterns for email, phone, URL, and other common use cases.
Learning Tool
Cheat sheet and examples to help you learn regex syntax and patterns.