Regular Expressions 101

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Community Patterns

1

test

ECMAScript (JavaScript)
testing
Submitted by madgregory - 6 days ago
1

semver2.0.0_franenguix

Python
Given a version number MAJOR.MINOR.PATCH, increment the: MAJOR version when you make incompatible API changes. MINOR version when you add functionality in a backward compatible manner. PATCH version when you make backward compatible bug fixes. A pre-release version MAY be denoted by appending a hyp...
Submitted by FranEnguix - 9 days ago (Last modified 9 days ago)
1

GPT multiline equations match

Python
substitutes \[...\] with $$...$$
Submitted by MyAiTree - 14 days ago (Last modified 7 days ago)
1

ChatGPT Equations to MD equations

Python
Substitute the oneliner GPT equations \(..\) to tex like i.e. $..$
Submitted by MyAITree - 14 days ago
1

Credit Cart Prediction & Validation

ECMAScript (JavaScript)
Credit Card Carrier Prediction This regex is specifically designed to predict from the first few characters which carrier type the credit card number is.
Submitted by anonymous - 25 days ago (Last modified 23 days ago)
1

Match a^nb^n

Python
Matches some number of a's followed by the same number of b's, usually written as a^nb^n for all natural numbers n. For regular expressions as formally defined in formal language theory, this is impossible, but modern day regex engines can do far more than match just regular languages. Note that eve...
Submitted by FieryIceStickie - a month ago
1

SVG viewbox parser

Python
for finding and extracting numbers from the viewbox attribute. see also my generalized SVG number regex. v2: added support for scientific notation
Submitted by riedler - a month ago (Last modified 22 days ago)
1

SVG number syntax

Python
for correctly parsing numbers in SVG attributes like path d or viewBox with regex v2: added support for scientific notation
Submitted by riedler - a month ago (Last modified 22 days ago)
1

Search for markup elements with an attribute

ECMAScript (JavaScript)
In this example we are searching for all element/component in JSX that have the is="secondary" prop. This regex was tested with VS Code
Submitted by anonymous - a month ago
1

short IPV4 Capture

ECMAScript (JavaScript)
(?(?:(?:25[0-5]|(?:2[0-4]|1\d|[1-9]|)\d)\.?\b){4}) Originating from ^((25[0-5]|(2[0-4]|1\d|[1-9]|)\d)\.?\b){4}$ at only 43 chars Source: Danail Gabenski
Submitted by 0xp - a month ago
1

Teste RISOLUTO button com span ícone

ECMAScript (JavaScript)
Teste
Submitted by risoluto - a month ago
1

Telegram username

Python
Validates and obtains the Telegram user's username according to the rules for creating usernames
Submitted by okineadev - a month ago (Last modified a month ago)
1

Class name validator

ECMAScript (JavaScript)
Validate if class name pass this criteria: A valid name should start with a letter (a-z)[A-Z] , an underscore (_), or a hyphen (-) which is followed by any numbers, hyphens, underscores, letters. A name should be at least two characters long. Cannot start with a digit, two hyphens or a hyphen fo...
Submitted by Agustín Bouillet - a month ago
1

Egyptian Phone Numbers regex Checker

Python
To check for Egyptian phone numbers using a regular expression Format of Egyptian phone numbers: It starts with 01 (indicating mobile numbers). Followed by one of the following digits representing the mobile provider: 0 for Vodafone. 1 for Etisalat....
Submitted by Assem ELQersh - a month ago
1

Bitbucket URL Parser

ECMAScript (JavaScript)
A regular expression for extracting the author, repository name, and optional branch from a Bitbucket repository or tree URL. Handles both HTTP(S) and direct Bitbucket links.
Submitted by Xain - 2 months ago
1

GitLab URL Parser

ECMAScript (JavaScript)
A regular expression for extracting the author, repository name, and optional branch from a GitLab repository or tree URL. Handles both HTTP(S) and direct GitLab links.
Submitted by Xain - 2 months ago (Last modified 2 months ago)
2

GitHub URL Parser

ECMAScript (JavaScript)
A regular expression for extracting the author, repository name, and optional branch from a GitHub repository or tree URL. Handles both HTTP(S) and direct GitHub links.
Submitted by Xain - 2 months ago
1

Discord - Command Name

ECMAScript (JavaScript)
Verification of Application Command names for Discord's API. Useful for Discord applications. Source : discord.dev
Submitted by volcanofr - 2 months ago
1

Word Pattern

ECMAScript (JavaScript)
Word Patterns - multilanguage Separating words that handle many use cases I needed, more than simple /\bword\b/gi. Below are some targeted test cases and acceptable failed cases: ...
Submitted by Bryan Ho - 2 months ago
1

vozuskia (cs/sk)

Java 8
Addes a non-breaking space after any of the letters included in the [vozuskia] class.
Submitted by Manuel Souto Pico - 2 months ago
123...748

Community Library Entry

1

Regular Expression
Python

r"
(?P<ordinary_killed>\"Ordinary.+killed\..+beast soul.+\")|(?P<primitive_killed>\"Primitive.+killed\..+beast soul.+\")|(?P<mutant_killed>\"Mutant.+killed\..+beast soul.+\")|(?P<sacred_blood_killed>\".*Sacred-blood.+killed\..+beast soul.+\")|(?P<super_killed>\".*Super.+killed.+beast soul.+\")|(?P<ordinary_hunted>\"Ordinary.+hunted\..+beast soul.+\")|(?P<primitive_hunted>\"Primitive.+hunted\..+beast soul.+\")|(?P<mutant_hunted>\".*Mutant.+hunted.+beast soul.+\")|(?P<sacred_blood_hunted>\".*Sacred-blood.+hunted.+beast soul.+\")|(?P<super_hunted>\".*Super.+hunted.+beast soul.+\")|(?P<ordinary_eaten>\".*ordinary.+eaten.+geno point.+\")|(?P<primitive_eaten>\".*Primitive.+eaten.+geno point.+\")|(?P<mutant_eaten>\".*Mutant.+eaten.+geno point.+\")|(?P<sacred_blood_eaten>\".*Sacred-Blood.+eaten.+geno point.+\")|(?P<super_eaten>\".*life essence.+eaten.+geno point.+\")|(?P<meat_eaten>\".*meat.+eaten.+geno point.+\")|(?P<super_consumed>\".*life essence.+consumed.+geno point.+\")|(?P<flesh_eaten>^\".*flesh.+eatan.+\"$)|(?P<killed_gainmax>\".*killed.+gain.+geno point.+\")|(?P<young_gained>\".*young.+geno point.+\")
"
gmi
Open regex in editor

Description

Voice of the World

Matches lines spoken by the Voice of the World in the web novel Super Gene.

Submitted by maxludden - 8 months ago