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Regex Tool

Regex tester

Test a pattern, preview matches, and check replacement output in one place.

Settings
Ready

$& = whole match,$1 = first group,$<name> = named group.

Input
26 bytes · 1 lines · drag and drop a text file to load

Highlighted matches

Replacement output

Matches and groups

0 matches
#SpanMatchCapturesNamed groups
No matches yet.

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