Regex Tester

Test and validate regular expressions with real-time matching. Debug your regex patterns with instant feedback.

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Regular Expression:

Flags:

Global (g) Ignore Case (i) Multiline (m) Dot All (s)

Test String:

Quick Reference

\\d Any digit

\\w Word character

\\s Whitespace

. Any character

* 0 or more

+ 1 or more

? 0 or 1

{n} Exactly n

^ Start of line

$ End of line

\\b Word boundary

\\B Non-word boundary

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Real-time Matching

Instant regex feedback

Regex Reference

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