Regular Expressions 101

Community Patterns

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3

Regular Expression
Created·2016-04-19 00:12
Flavor·JavaScript

/
^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$
/
g
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Description

validate an IP v4

Submitted by harimambura