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

2

Regular Expression
ECMAScript (JavaScript)

/
^(?<CompleteMatch>(?:(?<DateMonthYear>\d{4}-\d{2}-\d{2})T(?<Time>\d{2}:\d{2}:\d{2}(?:\.\d+)?))(?<TimeZone>Z|[\+-]\d{2}:\d{2})?)$
/
gm
Open regex in editor

Description

Regex to validate a string that is RFC3339 compliant in JavaScript. RFC3339: https://www.rfc-editor.org/rfc/rfc3339. Expands upon: https://regex101.com/r/qH0sU7 by adding named capture groups for coding best practices.

Submitted by Elliot Huffman - 2 years ago (Last modified 2 years ago)