Regex Tester Live

Test regular expressions live — matches highlighted in real time with group captures shown.

Pattern:

g i m s

Test text:

0Matches

Highlighted matches appear here…

Groups appear here…

How to use

Type a pattern, pick flags, paste test text — matches highlight live as you type.

Which regex flavor?

JavaScript RegExp — the same engine your browser uses.

How do I see capture groups?

Groups are listed under each match with their captured text.

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