Regular Expressions 101

Order By

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

Community Patterns

2

TimeFormatParser

PCRE (PHP <7.3)
This allows to the programer to match the time format groups, in a way that allow to discard some parts of the format. E.g. I have a format HhMmSs and i want to ignore the 'Ss' part from the format when I have no Seconds
Submitted by Fausto A. Guerrero - 9 years ago
2

CSS URL parser tilde only

ECMAScript (JavaScript)
Find any url('~filename.jpg'). URL must contain tilde
Submitted by @adjavaherian - 9 years ago
2

Full URI Mapping

PCRE (PHP <7.3)
Everything, including proto, user:pass, host, query params and anchors
Submitted by baadf00d - 9 years ago
2

Unicode username

ECMAScript (JavaScript)
Unicode user name check with som allowed non-alhanum characters
Submitted by Martin Bucko - 9 years ago
2

Portuguese phone numbers

ECMAScript (JavaScript)
Matches Portuguese phone numbers.
Submitted by github.com/luis140219 - 9 years ago
2

remove texto entre <>

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

IPv4 Validator

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

Apache2 Access Log parsing

PCRE (PHP <7.3)
This breaks down an Apache2 access log into 9 parts. I use this for analyzing content in my webserver logs.
Submitted by Kevin Loverde - 9 years ago
2

Email Domain Regex

PCRE (PHP <7.3)
A pattern to match the email domain suffix
Submitted by doug - 9 years ago
2

find numbers with 2 commas

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

IP with Subnet

PCRE (PHP <7.3)
IP address with Subnet
Submitted by Matt Masse - 9 years ago
2

Date between 1950 and 2050

ECMAScript (JavaScript)
Date in format MM-dd-yyyy
Submitted by Daniel Quijada - 9 years ago
2

SED

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

notepad++

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

replace any character with more than two occurrence

ECMAScript (JavaScript)
no description available
Submitted by papky - 9 years ago
2

Date search

PCRE (PHP <7.3)
Search for three different types of dates in spanish format
Submitted by Agustín Bouillet - 9 years ago
2

Search src from <img> tag

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

HTML comments

PCRE (PHP <7.3)
Groups HTML comments that are between .
Submitted by Greaka - 9 years ago
2

word before :

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
2

Case-sensitive keyword matching.

PCRE (PHP <7.3)
Case-sensitive matching of a keyword, where the keyword is not a substring of other words.
Submitted by Norskov - 9 years ago
1...857858859860861...900

Community Library Entry

2

Regular Expression
PCRE (PHP <7.3)

/
^(?<User>[_a-z0-9-]+(\.[_a-z0-9-]+(?<GmailTag>\+[_a-z0-9-]+){1,1})*)@(?<Host>[a-z0-9-]+(\.[a-z0-9-]+)*\.[a-z]{2,4})$
/
i
Open regex in editor

Description

Get Gmail tag, user and domain of an email address

Submitted by Matías Pizarro González - 9 years ago