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Regex
Tester
Test regular expressions live against sample text and see every match highlighted instantly.
Regular Expression
Clear
/
/
g
global
i
case-insensitive
m
multiline
s
dot matches newline
Test String
Call me at 555-1234 or reach the office at 555-5678.
Highlighted Matches
#
Match
Index
Capture Groups
All matching happens instantly in your browser using the native JavaScript regex engine. Nothing you type here is ever sent to a server.