Regular Expressions 101

Community Patterns

IPv4 search

0

Regular Expression
PCRE (PHP <7.3)

/
^(?:25[0-5]|2[0-4][0-9]|1?[0-9][0-9]?)(?:\.(?:25[0-5]|2[0-4][0-9]|1?[0-9][0-9]?)){3}$
/
gmi

Description

basic ip search

Submitted by anonymous - 7 years ago