Regular Expressions 101

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Community Patterns

9

English date in "dd mmmm yyyy" format

Python
Parse an English date following the "dd mmmm yyyy" format.
Submitted by Tantale - 10 years ago
35

IP Address validator

ECMAScript (JavaScript)
Validates IPv4 IP Address
Submitted by krzysp - 9 years ago
16

Hashtag

ECMAScript (JavaScript)
The secret of the Twitterverse.
Submitted by Joogl - 10 years ago
72

Regex for telephone numbers all over the world

Recommended
ECMAScript (JavaScript)
Detects most of the phone numbers all over the world
Submitted by Aditya Joshi - 11 years ago (Last modified a year ago)
7

SO: fail2ban regular to find 403 request in nginx

Python
http://stackoverflow.com/q/25778420/2072035
Submitted by anonymous - 10 years ago (Last modified a year ago)
7

TimezoneOffset

ECMAScript (JavaScript)
used to parse timezone in the format -08:00 or +05:30
Submitted by Neha - 10 years ago
7

IOS3166 Country Code Identification REGEX

Python
IOS3166 Country Code Identification REGEX
Submitted by theitgeek@recu.org.uk - 9 years ago
7

simple email

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
7

Extract currency with currency symbol if present

ECMAScript (JavaScript)
Extracts values of the form £nnn,nnn.nn or $nnn.nnn from text
Submitted by Simon Gardner - 9 years ago
5

import url image

Python
import url image
Submitted by bartimeys - 9 years ago
5

Form Tag

Python
Form Tag
Submitted by Jay Patel - 9 years ago
5

psswd

Python
no description available
Submitted by anonymous - 9 years ago
5

Match Only Text

Python
no description available
Submitted by anonymous - 8 years ago
5

among us references

ECMAScript (JavaScript)
it detects among us references among us aming us mongus amogus sus...
Submitted by h - 4 years ago (Last modified 4 years ago)
5

Match any url in text or html (http, https)

PCRE2 (PHP >=7.3)
Match any url in text or html (http, https)
Submitted by Jérémy Munsch - 3 years ago
12

Full url parse, domain, path, params

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
13

Credit Card Expiry Date

ECMAScript (JavaScript)
Allows inserting expiry date as MM/YYYY or MM-YYYY format
Submitted by Rider - 10 years ago
10

money: either 0 or 2 dp

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
13

US Currency Format

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
15

us postal/zip

ECMAScript (JavaScript)
no description available
Submitted by jay johnson - 11 years ago
1...427428429430

Community Library Entry

3

Regular Expression
.NET 7.0 (C#)

@"
\w+\([^()]*(((?'parenthesesPair'\()[^()]*)+((?'-parenthesesPair'\))[^()]*)+)*(?(parenthesesPair)(?!))\)
"
gm
Open regex in editor

Description

Match any layer bracket pair

Submitted by Yakumo Yukari - 3 years ago