Regular Expressions 101

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Community Patterns

4

Strip multi-line (star) comments from JavaScript, while leaving any CDATA sections intact.

PCRE (PHP <7.3)
This regular expression removes multi-line (star) comments from JavaScript, while leaving any CDATA sections intact. Use the global (g) modifier to match them all (if you plan to use PHP's preg_replace, the g modifier is not necessary), and use the (s) modifier to make dots match newlines (this will...
Submitted by Dane MacMillan - 12 years ago
2

MIME type verification

PCRE (PHP <7.3)
See http://tools.ietf.org/html/rfc2045#section-5.1
Submitted by Erin Millard - 12 years ago
1

PHP ReflectionParameter:__toString() parser

PCRE (PHP <7.3)
See http://www.php.net/manual/en/reflectionparameter.tostring.php
Submitted by Erin Millard - 12 years ago
13

PHP variable name

PCRE (PHP <7.3)
Valid PHP variable name as defined in the manual at http://php.net/manual/en/language.variables.basics.php
Submitted by Erin Millard - 12 years ago
52

Disorted Email Addresses

PCRE (PHP <7.3)
Matches distorted email addresses and converts them back to real ones.
Submitted by dislick - 12 years ago
40

URL regexp

PCRE (PHP <7.3)
A quite neat regular expression for URLs, e-mails..., I found on Matthew O'Riordan's blog.
Submitted by Matthew O'Riordan - 12 years ago
1...899900901

Community Library Entry

1

Regular Expression
PCRE (PHP <7.3)

/
<img(([^>]*)srcset\=(?:\"|\')([^\"\']*)(?:\"|\'))?([^>]*)src=(?:\"|\')([^\"\']*)(?:\"|\')(([^>]*)srcset\=(?:\"|\')([^\"\']*)(?:\"|\'))?([^>]+)*>
/
g
Open regex in editor

Description

Not depending on the src or srcset order, but some matches can be empty, depending on the img syntax.

Submitted by Geoffrey Crofte & Sébastien Decamme - 9 years ago