Regex Tester Tool

Common Patterns

Quick Reference

. - Any character

\d - Digit (0-9)

\w - Word character

\s - Whitespace

* - 0 or more

+ - 1 or more

? - 0 or 1

{n,m} - Between n and m

^ - Start of string

$ - End of string

() - Capture group

[abc] - Character class

/ /

g i m s u

Matches: 0 Groups: 0 Ready

Test String

Substitution

Match Results

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Enter a regex pattern and test string to see matches