Regular Expressions 101

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Community Patterns

238

Matching email addresses per RFC5322

PCRE (PHP <7.3)
The BNF rules from RFC 5322 transformed to PCRE by Nikita Popov and described in the post http://nikic.github.io/2012/06/15/The-true-power-of-regular-expressions.html.
Submitted by Michael Musson - 11 years ago
483

regex101.com permalink id grabber

PCRE (PHP <7.3)
Grabs the ID for the regex101.com permalink code. If a revision number is provided, grab that as well.
Submitted by chris mccoy - 11 years ago (Last modified 7 months ago)
1...899900901

Community Library Entry

0

Regular Expression
PCRE2 (PHP >=7.3)

/
^[0-9]\.{0,1}[0-9]{3}\.{0,1}[0-9]{2}\.{0,1}\.{0,1}[0-9]\-{0,1}\.{0,1}[0-9]{1,4}\.{0,1}\_{0,1}[0-9]{0,2}$
/
gm
Open regex in editor

Description

Regular exporession for Nr2000 validation

Submitted by anonymous - 3 years ago