Regex tester

Test a pattern live with highlighted matches and capture groups.

Use this free online regex tester on ScanYourTool. The interactive tool loads below when JavaScript is enabled.

How to use this tool

  1. Open the tool and enter text or choose a file as requested.
  2. Review the available options and input values.
  3. Run the tool, then review, copy, or download the result.

For best results, use valid input and review any messages shown by the tool.

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