⚡ Regex Lab
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Pattern & Flags
Regular Expression Pattern
\\d+ (digits)
\\w+ (word chars)
\\s+ (whitespace)
[ A-Z] (uppercase)
[ a-z] (lowercase)
(?: ) (lookahead)
. (any char)
^ (start)
$ (end)
Flags
g (global)
i (case insensitive)
m (multiline)
s (dotall)
u (unicode)
y (sticky)
Test Pattern
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Test Text
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Highlighted Matches
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Pattern Explanation