Regular Expressions 101

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Community Patterns

0

justtesting

PCRE (PHP <7.3)
justtesting
Submitted by justtesting - 8 years ago
1

justtesting<script>

PCRE (PHP <7.3)
justtesting
Submitted by justtesting<script> - 8 years ago
1

PHP (variable, function, class, constant) naming convension

PCRE (PHP <7.3)
PHP Basic coding standard
Submitted by Najmuddeen Mohammed - 8 years ago
1

WoW Screenshot

Python
If you need to rename it
Submitted by anonymous - 8 years ago
1

Delete duplicated chars

ECMAScript (JavaScript)
Deletes all duplicated chars in a string
Submitted by Marcelo Fuentes - 8 years ago
1

Full mw php

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 8 years ago
1

php-mw0

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 8 years ago
1

Todo.txt line pattern (Custom)

Python
I customized the todo.txt (see todotxt.com) normal formatting. Here is how mine works: Priority Due_Date Project#progressive_number Start_date^repeat_every Job Contexts Tags Here is an example: (A) 2016-05-24 +projectA#4 $2015-11-30^2M My todo job @context_foo @context_bar &WAIT &ANOTHER_TAG I wante...
Submitted by Francesco Tosello - 8 years ago
1

Checks for file ending

PCRE (PHP <7.3)
I.e. /folder/folder/filename.txt
Submitted by RAussi - 8 years ago
1

ruby

PCRE (PHP <7.3)
fdsafdsa
Submitted by fdsafdsa - 8 years ago
1

espre. ok

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 8 years ago
1

وب برتر

PCRE (PHP <7.3)
درج آگهی رایگان اینترنتی با وب برتر.
Submitted by pdsign - 8 years ago
1

\[\ \s*[a-z#A-Z_]+\s*-?\d+([\.]\d+)*\s*\ ]/

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 8 years ago
1

SV.NET Service Bus Log

PCRE (PHP <7.3)
SV.NET Service Bus Log
Submitted by Garry West - 8 years ago
1

Letter followed up by to 7 numerical digits

PCRE (PHP <7.3)
This regex will match an input string of the letter B (or b) followed up by to 7 numerical digits. It will fail if any letter/number/symbol is used other than B (or b) and more than 7 numbers are entered after B (or b). This is simple and was useful for validating a Court Case ID number for users af...
Submitted by Alan Armbrust - 8 years ago
1

Twitter tag regex

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 8 years ago
1

SAIL Recipe Link Fix

PCRE (PHP <7.3)
Find the recipe anchor reference to be converted to a file reference. Replacement regex for sublime is: \L$3\.md
Submitted by anonymous - 8 years ago
1

Youtube URL Regex

PCRE (PHP <7.3)
Youtube URL validator Credit to: phuc77 The captured groups are: protocol...
Submitted by Haroun SMIDA - 8 years ago
1

Match youtube id

PCRE (PHP <7.3)
Match any youtube id Working with the following links : https://www.youtube.com/watch?v=DFYRQ_zQ-gk&feature=featured https://www.youtube.com/watch?v=DFYRQ_zQ-gk...
Submitted by Haroun SMIDA - 8 years ago
1

Javascript Literal to JSON

ECMAScript (JavaScript)
Converts a javascript literal to json format
Submitted by Justin Echternach - 8 years ago
1...269270271272273...900

Community Library Entry

1

Regular Expression
PCRE (PHP <7.3)

/
^((?:https?:)?\/\/)?((?:www|m)\.)?((?:youtube\.com|youtu.be))(\/(?:[\w\-]+\?v=|embed\/|v\/)?)([\w\-]+)(\S+)?$
/
g
Open regex in editor

Description

Youtube URL validator Credit to: phuc77

The captured groups are:

protocol

  • subdomain
  • domain
  • path
  • video code
  • query string

Works with the following URLs:

https://www.youtube.com/watch?v=DFYRQ_zQ-gk&feature=featured
https://www.youtube.com/watch?v=DFYRQ_zQ-gk
http://www.youtube.com/watch?v=DFYRQ_zQ-gk
//www.youtube.com/watch?v=DFYRQ_zQ-gk
www.youtube.com/watch?v=DFYRQ_zQ-gk
https://youtube.com/watch?v=DFYRQ_zQ-gk
http://youtube.com/watch?v=DFYRQ_zQ-gk
//youtube.com/watch?v=DFYRQ_zQ-gk
youtube.com/watch?v=DFYRQ_zQ-gk

https://m.youtube.com/watch?v=DFYRQ_zQ-gk
http://m.youtube.com/watch?v=DFYRQ_zQ-gk
//m.youtube.com/watch?v=DFYRQ_zQ-gk
m.youtube.com/watch?v=DFYRQ_zQ-gk

https://www.youtube.com/v/DFYRQ_zQ-gk?fs=1&hl=en_US
http://www.youtube.com/v/DFYRQ_zQ-gk?fs=1&hl=en_US
//www.youtube.com/v/DFYRQ_zQ-gk?fs=1&hl=en_US
www.youtube.com/v/DFYRQ_zQ-gk?fs=1&hl=en_US
youtube.com/v/DFYRQ_zQ-gk?fs=1&hl=en_US

https://www.youtube.com/embed/DFYRQ_zQ-gk?autoplay=1
https://www.youtube.com/embed/DFYRQ_zQ-gk
http://www.youtube.com/embed/DFYRQ_zQ-gk
//www.youtube.com/embed/DFYRQ_zQ-gk
www.youtube.com/embed/DFYRQ_zQ-gk
https://youtube.com/embed/DFYRQ_zQ-gk
http://youtube.com/embed/DFYRQ_zQ-gk
//youtube.com/embed/DFYRQ_zQ-gk
youtube.com/embed/DFYRQ_zQ-gk

https://youtu.be/DFYRQ_zQ-gk?t=120
https://youtu.be/DFYRQ_zQ-gk
http://youtu.be/DFYRQ_zQ-gk
//youtu.be/DFYRQ_zQ-gk
youtu.be/DFYRQ_zQ-gk

https://www.youtube.com/HamdiKickProduction?v=DFYRQ_zQ-gk
Submitted by Haroun SMIDA - 8 years ago