Regular Expressions 101

Library entries

ipv4

Vote

1

Regular Expression
pcre

/
^(?:(?: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]?)$
/
mg

Description

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Submitted by anonymous - 6 years ago