Regular Expressions 101

Order By

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

Community Patterns

1

country name

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

Does not match

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

Get src in img

PCRE (PHP <7.3)
Get src in img
Submitted by Andy - 9 years ago
1

hex string

PCRE (PHP <7.3)
match 00aabbcc... or 00:aa:bb:cc...
Submitted by minji - 9 years ago
1

Extract names of XML attributes that have values

PCRE (PHP <7.3)
Extracts attribute names from an XML file and presents them as a simple list. Affects only the attributes that have values. Ignores the "parent" attributes (that have no values but have nested attributes).
Submitted by O.Khilkevych / D.Mrachkovsyi - 9 years ago
1

YouTube ID Capture

PCRE (PHP <7.3)
Works on "*youtube.com" urls, as well as "youtu.be" urls
Submitted by Lucanos - 9 years ago
1

MM-DD-YYYY - Javascript Date with some validation

ECMAScript (JavaScript)
This is a regular expression for date in javascript. It validates the month between 01-12 (double digits only). It validates the day between 01-31 (double digits only). And enforces 4 digit year (no validation for range).
Submitted by Andrew Leonenko - 9 years ago
1

regex words

PCRE (PHP <7.3)
get all words related to regex
Submitted by anonymous - 9 years ago
1

Web page URL

PCRE (PHP <7.3)
Validates an URL of a web page
Submitted by Heinrich Reimer - 9 years ago
1

filter range

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

apache log parser

Python
no description available
Submitted by Claudio Borges - 9 years ago
1

Empty string test

PCRE (PHP <7.3)
Regular for testing empty strings for validation purpose
Submitted by anonymous - 9 years ago
1

Camel case string splitter

PCRE (PHP <7.3)
Splits CamelCase single string into separate strings. Can be used for transforming CamelCase to snake_case. Also works with numbers and capital letter shortcuts (e.g SomeWTFVariable1).
Submitted by Nicolas - 9 years ago
1

json comment - first attempt

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

java

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

Address Match

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

Check Date + time (DD/MM/YYYY HH:MM)

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

Alpha + Underscore

ECMAScript (JavaScript)
no description available
Submitted by Sergio de la Garza - 9 years ago
1

Xml/html regex

PCRE (PHP <7.3)
Common regex for use with xml/html files
Submitted by wonzbak - 9 years ago
1

FFXIV Lodestone Character profile

PCRE (PHP <7.3)
Parses full url up to character page. Ignores http:// and anything after character ID
Submitted by JaveLiner - 9 years ago
1...850851852853854...902

Community Library Entry

-1

Regular Expression
PCRE2 (PHP >=7.3)

/
([0-9a-fA-F]{1,4}:){7}[0-9a-fA-F]{1,4}
/
gm
Open regex in editor

Description

Short form validation of an IP6 address Less complex than other examples I have seen around

Submitted by anonymous - 2 years ago (Last modified 2 years ago)