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Regex Workbench

Test regular expressions with match highlighting and capture groups.

Runs in your browser by default — private, fast, and ready to export.

How to use, examples & FAQShow

How to use

  1. Enter pattern and sample text
  2. Toggle flags
  3. Copy match report

Example

Email-like pattern against sample log lines

Benefits

  • Live matches
  • Capture groups
  • Safe client-side testing

FAQ

Which regex engine?

JavaScript RegExp in your browser — flavor differences vs PCRE/Python may apply.

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