Regular Expressions 101

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Community Patterns

3

split sentence regex

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1

IP Addresses

PCRE (PHP <7.3)
Matches IP Addresses with minimum false positives
Submitted by Austin-Hanson - 9 years ago
0

utf-8 language

PCRE (PHP <7.3)
this regex is support for all languages
Submitted by Jigar Dhaduk - 9 years ago
3

UK Postcode Checker

PCRE (PHP <7.3)
This is an improvement of the very good tH9mQ1/1. It did not pickup on the first two postcodes found here: //http://en.wikipedia.org/wiki/Postcodes_in_the_United_Kingdom
Submitted by Flexander - 10 years ago
3

Get Nth value (3 times)

PCRE (PHP <7.3)
capture Nth character from string, 3 times
Submitted by K. - 11 years ago
3

split URL into location-resource-params

PCRE (PHP <7.3)
Extract resource location, name and query parameters from a URL
Submitted by cebence - 11 years ago
3

everything that doesn't match .gitignore at the end

PCRE (PHP <7.3)
must match: selection/nl/example.xml selection/example.xml selection/blabla.txt selection/es/ ...
Submitted by anonymous - 10 years ago
3

Fetch data between curly braces with plain text

PCRE (PHP <7.3)
This regex fetch only the data between content in curly braces (first occurrence, use preg_match_all in php, for all occurrences). This is useful for bad JSON files with wrong format or text between.
Submitted by shakaran87 - 10 years ago
3

^.*(\/Summary\/).*(chelaxe\.ru).*$

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
3

Invalid Unicode characters in XML

PCRE (PHP <7.3)
This pattern matches all the Unicode characters that are not allowed in an XML document. It's based on the Wikipedia article "Valid characters in XML".
Submitted by Aaron Wells - 9 years ago
3

php input:date yyyy-mm-dd

PCRE (PHP <7.3)
improved "Ahmed Z" regexp. PHP date format (and input[type=text] format date too): YYYY-MM-DD. Year between [1900-2099]. No leap year check. Month 02 is limited to 29 days.
Submitted by Oropesa - 10 years ago
3

youtube id match

PCRE (PHP <7.3)
youtube id 17 matches
Submitted by Wiliam Castilhos, Ramon Barros - 10 years ago
3

ISO 8601 date

PCRE (PHP <7.3)
Validates a date with ISO 8601 format. Source: http://www.pelagodesign.com/blog/2009/05/20/iso-8601-date-validation-that-doesnt-suck/
Submitted by anonymous - 10 years ago
3

white space before punctuations, outside script and code tags

PCRE (PHP <7.3)
white space before punctuations, outside script and code tags
Submitted by ced - 10 years ago
3

Perl

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 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
2

hghdgh

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago
2

Split Date

PCRE (PHP <7.3)
no description available
Submitted by Arun Kumar Sekar - 11 years ago
2

code bracket parser

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago
2

the the

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago
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Community Library Entry

1

Regular Expression
Golang

`
^(?:https?:\/\/)?(?:(?:www\.)?youtube\.com\/(?:(?:v\/)|(?:embed\/|watch(?:\/|\?)){1,2}(?:.*v=)?|.*v=)?|(?:www\.)?youtu\.be\/)([A-Za-z0-9_\-]+)&?.*$
`
gmi
Open regex in editor

Description

no description available

Submitted by RyuaNerin - 9 years ago (Last modified a year ago)