Regular Expressions 101

Order By

Sponsors
There are currently no sponsors. Become a sponsor today!

Community Patterns

1

? - One or Zero times Quantifier Example

ECMAScript (JavaScript)
Here, it matches ft or ft. & foot & feet
Submitted by Dinesh Dontha - 9 years ago
1

Norwegian Address Pattern

PCRE (PHP <7.3)
Street name XXX, XXXX City XXX = House number XXXX = Zip code Example:...
Submitted by Yuppielabel - 9 years ago
0

Find all attributes and values of HTML tag

PCRE (PHP <7.3)
This regex will find all attributes, values, and the equal operator, as well as the white space between attributes. You can use this to extract all attributes to remove all inline styles.
Submitted by Demetri Ojeda - 9 years ago
1

yahya_asadi

ECMAScript (JavaScript)
trying to learn regex
Submitted by yahya_asadi - 9 years ago
0

PowerShell + Regex to match and output to csv

PCRE (PHP <7.3)
no description available
Submitted by Jan - 9 years ago
1

detect bot

Python
no description available
Submitted by luckydonald - 9 years ago
1

Впереди стоящий символ и последний

Python
Опережающая и ретроспективная проверки
Submitted by Суховерхоа Денис - 9 years ago
1

наличие автомобиля TRUE REG

Python
no description available
Submitted by anonymous - 9 years ago
1

наличие автомобиля FALSE REG

Python
no description available
Submitted by anonymous - 9 years ago
2

String Interpolation

ECMAScript (JavaScript)
String Interpolation. Works Like Angular
Submitted by Aykut Alpgiray Ateş - 9 years ago
1

Czech phone number

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
0

text validation

ECMAScript (JavaScript)
allows white spaces, -, Umlaut and ß
Submitted by anonymous - 9 years ago
0

Last SEO RegExp

Python
Last SEO RegExp
Submitted by Jay Patel - 9 years ago
5

Form Tag

Python
Form Tag
Submitted by Jay Patel - 9 years ago
1

SEO RegExp

Python
SEO RegExp
Submitted by Jay Patel - 9 years ago
1

get user authentication

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
1

Get src and srcset image attributes, and other attributes

PCRE (PHP <7.3)
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
1

Have one word and don't have another

PCRE (PHP <7.3)
Search for /cat/ in the string where don't have /prod/ itself.
Submitted by Douglas Ianitsky - 9 years ago
1

Validate US Telephone Numbers

ECMAScript (JavaScript)
no description available
Submitted by Davide Vozzi - 9 years ago
1

наличие личного авто false reg

Python
no description available
Submitted by anonymous - 9 years ago
1...727728729730731...900

Community Library Entry

0

Regular Expression
Python

r"
(?<!(?=((http|https|ftp|ftps?)\:\/\/?)(www\.?)))Nissan(?!(?:([$&+.,/:;\-_#=@?!a-zA-Z0-9](?!\s))+))(?=[^<>]*<)(?!(?:(?!</?(?:a|span)[ >/])(?:.|\n))*</(?:a|span)>)(?! (Micra|is))
"
gi
Open regex in editor

Description

Last SEO RegExp

Submitted by Jay Patel - 9 years ago