Regular Expressions 101

Community Patterns

ip4校验

0

Regular Expression
ECMAScript (JavaScript)

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

Description

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Submitted by anonymous - 4 years ago