Regular Expressions 101

Community Patterns

IPv4 address

0

Regular Expression
ECMAScript (JavaScript)

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

Description

IPv4 address RegExp.

Submitted by Sling - 3 years ago