Write a pattern, paste test text, and see matches highlighted live. Capture groups unpacked into a table. Replace mode included. All runs in your browser.
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Step 1 · Pattern & test string
//
Flags:
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Step 2 · Mode
Replacement pattern
$1, $2… = capture groups · $& = full match · $` = before match · $' = after match
Step 3 · Results
Matches
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Groups
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Test length
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Highlighted matches
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