Regular Expressions 101

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Library entries

22
pcre

userName

1-15 alphanumeric login name
Submitted by gsanchezc - 7 years ago
27
pcre

Wrap long string to spec length

no description available
Submitted by fullpipe - 9 years ago
31
pcre

ninite

no description available
Submitted by peek - 7 years ago
37
pcre

http://

no description available
Submitted by Mitus M. - 8 years ago

IPv4

Vote

16

Regular Expression
pcre

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

Description

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Submitted by robwa - 6 years ago