Regular Expressions 101

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Community Patterns

3

Livestock - Visual tag and Back tag

PCRE2 (PHP >=7.3)
Visual tag and Back tag cannot more than 15 characters or only can contain uppercase, lowercase, space and dash.
Submitted by Adrian Yim - 4 years ago
3

camelCase2snake_case

PCRE2 (PHP >=7.3)
Convert camelCase to snake_case def camelCase2snake_case(txt): """ Convert camelCase to snake_case https://regex101.com/library/wUcSv4...
Submitted by JV-conseil - 2 years ago
3

Discord ID:NAME#DISCRIM match

PCRE2 (PHP >=7.3)
For example, using `Carl-bot to dump members of the @everyone role ordering highest of id`: `!dump @everyone %i:%u -o id` Example of return: 498984530968051713:lanjt#2129 ......
Submitted by lanjt - 3 years ago
3

mega.nz files and folders

PCRE2 (PHP >=7.3)
Regex for matching https://mega.nz file and folder URLs. https://github.com/tonikelope/megabasterd/issues/215
Submitted by anonymous - 3 years ago
3

example

PCRE2 (PHP >=7.3)
example
Submitted by anonymous - 3 years ago
3

Remove extra/useless python elements for GPT input.

PCRE2 (PHP >=7.3)
This RegEx removes unused elements such as inline comments and blank lines in python code. This will save you tokens and time when using GPT-3+ or ChatGPT to help code and debug.
Submitted by LukeL - 2 years ago (Last modified 2 years ago)
4

Complete imgur link regex

Python
This regex grabs all kinds of imgur links and groups them in meaningful names aswell. This way you have full flow-control in your python-scripts.
Submitted by Mio - 10 years ago
4

Equation matching (without equal)

Python
use this to get value of any side of an equation. You can combine this with https://regex101.com/r/fH5kJ1/1
Submitted by Kerosene2000 - 9 years ago
4

CloudFlare

PCRE2 (PHP >=7.3)
Cloud Flare
Submitted by anonymous - 3 years ago
4

Email

PCRE2 (PHP >=7.3)
email format control
Submitted by ahmetbarut - 3 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

Bible reference extractor

Python
For scraping http://skepticsannotatedbible.com/
Submitted by antaytheist-owner - 9 years ago
5

Match Only Text

Python
no description available
Submitted by anonymous - 8 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
6

Find consecutive duplicate words

Python
no description available
Submitted by anonymous - 9 years ago
6

Find and extract email domain

Python
Find and extract email domain. Ex: test@example.pt -> extract 'example.pt'
Submitted by Fnxk - 9 years ago
7

CSS Import

Python
no description available
Submitted by anonymous - 11 years 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)
1...240241242243

Community Library Entry

0

Regular Expression
Python

r"
(?<=PAGE\()(?!990)(?P<pg>[\d]{1,4})|(?:(?<=_r|[\w]\()(?P<txt_a>[　『「“][^\n]+(?=_n\n))|(?P<txt_b>[　『「“].*))
"
gm
Open regex in editor

Description

Fate stay/night PS Vita version parsing

Submitted by anonymous - a year ago (Last modified a year ago)