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Community Library Entry
1
Regular Expression
PCRE (PHP <7.3)
/
^
(?=
.
*
[
[:lower:]
]
)
(?=
.
*
[
[:upper:]
]
)
(?=
.
*
[
[:digit:]
]
)
(?=
.
*
[
[:punct:]
]
)
(
.
+
)
$
/
Open regex in editor
Description
Check if there's at least a lowercase, uppercase, digit and punctuation mark.
Submitted by
anonymous
-
9 years ago