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Regex Tester

Test JavaScript regular expressions with live matches.

Matches
9
Thequickbrownfoxjumpsoverthelazydog

How to use

  1. Type your pattern.
  2. Toggle g / i / m flags.
  3. See all matches highlighted.

What this tool does

Uses the browser's own RegExp engine so behaviour matches your JavaScript code exactly.

Frequently asked questions

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