Regex Match Lab

Build, test, and reuse regular expressions without sending your text anywhere. TEST PATTERNS LIVE Enter a pattern and sample text to see matches update as you work. Toggle ignore-case, per-line anchors, and dot-matches-newline options. SEE EXACT MATCHES Matched text is highlighted in place and plotted on a compact match map. Every result includes its exact source range. INSPECT CAPTURE GROUPS Open each match to see numbered capture groups, captured values, and ranges. Use the included email,