Regular Expressions 101

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Community Patterns

0

/@.+k\s[[].+[\][msg:\s"].+"[\]]/gi

ECMAScript (JavaScript)
looking for lines like: *@block user
Submitted by Developer bot - 3 years ago
0

Escape sequence

ECMAScript (JavaScript)
Matches on escape sequences only. \b Backspace \f Form Feed \n New Line \r Carriage Return \t Horizontal Tabulator...
Submitted by anonymous - 3 years ago
0

hex string split by blank

ECMAScript (JavaScript)
match like aa bb cc dd ee ff 00 aa 13 0 1 2 3 aa
Submitted by Victor Lin - 3 years ago
0

International Standard Book Number

PCRE2 (PHP >=7.3)
This pattern checks for the format according to the International ISBN Agency standard e.g. '978-3-16-148410-0'. Source: https://www.oreilly.com/library/view/regular-expressions-cookbook/9781449327453/ch04s13.html. NOTE: it does not validate if it is an actual ISBN number. It only validates the fo...
Submitted by Regular Expressions Cookbook, 2nd Edition by Jan Goyvaerts, Steven Levithan - 3 years ago
0

Captures everything until the first hashtag

ECMAScript (JavaScript)
This captures everything from the start until the first hashtag.
Submitted by Praeses - 3 years ago
0

password complexity pattern

ECMAScript (JavaScript)
be at least 8 characters with at least 1 Capital , 1 Lowercase , 1 special char , 1 number
Submitted by founet - 3 years ago
0

get numbers removing zeros from left

ECMAScript (JavaScript)
oq?
Submitted by anonymous - 3 years ago
0

Match any pattern abc.def.***.uvw.xyz hackerRank

Java 8
This regex matches any pattern like in the title. HackerRank challenge modified.
Submitted by anonymous - 3 years ago
0

Nginx rewrite rule to match all urls except .well-known (letsencrypt challenge validation)

PCRE2 (PHP >=7.3)
Will match typical urls such as: / /somepage /some/nested/page Will not match URLs starting with...
Submitted by anonymous - 3 years ago
0

Наличие слова без учета регистра в тексте

.NET 7.0 (C#)
Наличие слова без учета регистра в тексте
Submitted by anonymous - 3 years ago
0

Password

PCRE2 (PHP >=7.3)
Vérifie si le mot de passe contient Entre 8 - 50 caractères 1 majuscule 1 minuscule 1 symbole
Submitted by anonymous - 3 years ago
0

match mail adress

PCRE2 (PHP >=7.3)
match mail adress
Submitted by anonymous - 3 years ago
0

Calcul detect

PCRE2 (PHP >=7.3)
Find operation in string (used in my personnal project)
Submitted by anonymous - 3 years ago
0

Messages

ECMAScript (JavaScript)
Show messages
Submitted by Bot - 3 years ago
0

Rename files

Python
Python regex of multiple file rename
Submitted by anonymous - 3 years ago
0

Search for strings being used as booleans

PCRE2 (PHP >=7.3)
We had an issue wherein people were attempting to use strings as booleans in JavaScript. E.G.: return ( {thisIsAString && ... )...
Submitted by Nedron - 3 years ago
0

Match Street Number

Python
Matches street number in it's 2nd group
Submitted by anonymous - 3 years ago
0

Russian phone

PCRE2 (PHP >=7.3)
Russian phone regex
Submitted by Gor Sargsyan - 3 years ago
0

AA find Excel command in script

Python
find Excel command in script based on json
Submitted by anonymous - 3 years ago (Last modified 3 years ago)
0

Canvas user quiz url to API url

Python
Turns a URL provided by the user (copied from the address bar) into a url to access the same quiz with the Canvas LMS REST API.
Submitted by anonymous - 3 years ago
1...425426427428429...902

Community Library Entry

0

Regular Expression
PCRE (PHP <7.3)

/
^(?:[*?_A-Za-z0-9]|\\[\\!"#$%&'()+,.\/:;<>=@[\]^`{|}~*?-])(?:[A-Za-z0-9_]|\\[\\!"#$%&'()+,.\/:;<>=@[\]^`{|}~*?-])*(?:\*|\?+)?
/
gm
Open regex in editor

Description

Will match a value string for a CPE Well Formed Name

Submitted by anonymous - 7 years ago