Please enable JavaScript to use regex101
/
^
r
e
g
e
x
[
\
-
_
]
?
1
0
1
$
/
i
Reg
ular
Ex
pressions
101
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Regular Expression
/
flag.*regex
/
s
Input 1
1
New
You must use the s flag, if you want the regex to find matches over multiple lines.
Substitution