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Regex Tester

Route: /regex

Build and debug regular expressions with real-time matching against sample text.

Features​

  • Live matching — matches highlight as you type the pattern or the test string.
  • Flags — toggle common flags (global, case-insensitive, multiline, …).
  • Match details — see captured groups and match positions.

Using it​

  1. Open Regex Tester from the sidebar.
  2. Enter a regular expression and the flags you want.
  3. Paste sample text and watch matches highlight in real time.