Regular Expressions 101

Community Patterns

0

PLP redirection

PCRE2 (PHP >=7.3)
PLP redirection
Submitted by anonymous - 5 days ago
1

loyal

PCRE2 (PHP >=7.3)
loyal
Submitted by anonymous - 9 days ago
1

named capture

PCRE2 (PHP >=7.3)
simple named capture
Submitted by Gene - 10 days ago

IPv4

15

Regular Expression
PCRE (PHP <7.3)

/
^(?:25[0-5]|2[0-4]\d|[0-1]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[0-1]?\d{1,2})){3}$
/

Description

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Submitted by robwa - 8 years ago