Inspect

Regex

Run JavaScript regex patterns, inspect groups, and explain token behavior.

Idle

Supports plain pattern text and `/pattern/flags` literals.

Flags

Test Text
Ln 1, Col 1
1 lines

Press Cmd+Enter or Ctrl+Enter to run. Use Cmd+Shift+Enter or Ctrl+Shift+Enter to clear inputs.

Matches

0 total

Run analysis to see match results.

Highlight Preview

No selection

Capture Group Preview

No match selected

Select a match to inspect capture groups.

Regex Explanation

Awaiting run

Run analysis to generate pattern and flag explanations.