Regex Capture Group Inspector

Run a pattern globally and inspect capture-group values per match, including named groups when the browser supports them.

Pattern

Flags

Text

ReadyShows numbered captures and named captures returned by the browser's JavaScript RegExp engine.

How to use this Regex Capture Group Inspector

Inspect numbered and named capture groups for every regex match. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.