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Options ? ? ? ?
Translate Line Endings
Engines
Stress Test

For regex information see the manual:

Some information about the regex tool:

  • Click on - and + to hide and display that box. Hiding settings are stored in a cookie.
  • To highlight the match in the subject, click on the number in the "P" column.
  • Highlighting does not work, if positions are not available or full subject is disabled.
  • Use the letters on top right corner for quick navigation
  • See regex tool manual for full help