Regular Expressions 101

Order By

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

Community Patterns

4

Prime number regex

PCRE (PHP <7.3)
no description available
Submitted by originally "Abigail", comp.lang.perl.misc - 11 years ago
4

Get stuff inside <a> tags

PCRE (PHP <7.3)
Get stuff inside tags, which are between certain words
Submitted by Jerry - 11 years ago
4

YouTube Grabber Cleanup

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 11 years ago
4

Match Brackets and anything inside

ECMAScript (JavaScript)
no description available
Submitted by andreayang - 11 years ago
4

Task 1

PCRE (PHP <7.3)
Finds a happy smile, except sad one
Submitted by Kovalev Evgeny - 11 years ago
4

Hungarian ANDOK system id

PCRE (PHP <7.3)
no description available
Submitted by Tana - 11 years ago
4

outer Parentheses

PCRE (PHP <7.3)
Finds the outermost pair of parentheses. Compatible with any amount of nesting
Submitted by Jonas Gerneth - 11 years ago
4

REGEX to parse IIS7 Log File into FluentD

PCRE (PHP <7.3)
This regex parses the entire line of the IIS log files (without detail on the AgentID) for usage into FluentD. Q&C - juan.carniglia@gmail.com
Submitted by Juan Carniglia - 11 years ago
4

Repeated words (JS)

ECMAScript (JavaScript)
no description available
Submitted by paconaranjo - 10 years ago
4

Element's Attribute Value in XML (simple)

PCRE (PHP <7.3)
Simple regular expression for extracting attribute value of the element in XML-string. Attribute value should be in quotes.
Submitted by Nikita Danilov - 10 years ago
4

Command handling

PCRE (PHP <7.3)
Handles commands like in CMD
Submitted by anonymous - 10 years ago
4

Remove HTML tags

PCRE (PHP <7.3)
This regex is used to remove HTML tag on string
Submitted by Jordane BACHELET - 10 years ago
4

semver

Recommended
PCRE (PHP <7.3)
Semantic Versioning regex pattern according to Tom Preston-Werner http://semver.org/ https://github.com/mojombo/semver/blob/master/semver.md First version of this regex follows semver 2.0.0....
Submitted by @gvlx <Gerardo Lisboa> - 10 years ago
4

Capturing items from multiple lists using a single regex

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 10 years ago
4

parsing a numeric strings with backslash using regexp

PCRE (PHP <7.3)
no description available
Submitted by A.K. Asik - 10 years ago
4

Simple Linux File Absolute Path Tester

PCRE (PHP <7.3)
Match simple linux file absolute path as /usr/share/my-folder/helloworld.jpg
Submitted by FLonpl6 - 10 years ago
4

url matching

ECMAScript (JavaScript)
supports all major protocols
Submitted by matheus silva - 10 years ago
4

AMEX, VISA, MASTERCARD, and DISCOVER REGEX

PCRE (PHP <7.3)
First pass at a way to find credit card data using regex.
Submitted by David Maislin - 10 years ago
4

Validate a Particular File Extension

PCRE (PHP <7.3)
Validates a File Path and makes sure the correct extension is at the end.
Submitted by Andrew Morpurgo - 10 years ago
4

utf-8 hex.

PCRE (PHP <7.3)
utf-8 hex. code armenian. Firs character regexp
Submitted by Dyxx - 10 years ago
1...887888889890891...900

Community Library Entry

0

Regular Expression
PCRE2 (PHP >=7.3)

/
^(\/[A-z0-9\.\-\_]+)+
/
gm
Open regex in editor

Description

valid path

Submitted by anonymous - 2 years ago