Regular Expressions 101

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0

Match strings starting and ending with the same letter

PCRE2 (PHP >=7.3)
This will match all strings starting and ending with the same letters that are specified in the capturing group (in the parentheses).
Submitted by @elliottprogrammer - 2 years ago
0

toki pona tokenization

PCRE2 (PHP >=7.3)
a regex for matching words according to the rules of writing toki pona in latin characters
Submitted by anonymous - 2 years ago (Last modified 2 years ago)
0

Wordle Result

Golang
A Regular Expression for the result of a Wordle, that can be shared after completing the Wordle of the Day.
Submitted by Varun R Gupta - 2 years ago
0

Match semantic version (numbers only)

PCRE2 (PHP >=7.3)
Match a semantic version string, but numbers only (e.g. 1.2.3). Ignore things like dev, patch, src, etc.
Submitted by Geddings - 2 years ago
0

regex_bl_fees_types

PCRE2 (PHP >=7.3)
guif
Submitted by guif - 2 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 format.
Submitted by Regular Expressions Cookbook, 2nd Edition by Jan Goyvaerts, Steven Levithan - 2 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 - 2 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 - 2 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 - 2 years ago
0

match mail adress

PCRE2 (PHP >=7.3)
match mail adress
Submitted by anonymous - 2 years ago
0

Calcul detect

PCRE2 (PHP >=7.3)
Find operation in string (used in my personnal project)
Submitted by anonymous - 2 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 - 2 years ago
0

Russian phone

PCRE2 (PHP >=7.3)
Russian phone regex
Submitted by Gor Sargsyan - 2 years ago
0

Secret Key validation with slash, hyphen, underscore

PCRE (PHP <7.3)
Match alphanumeric with / - _
Submitted by Shubham Thakre - 2 years ago
0

regex_honoraires_prix

PCRE2 (PHP >=7.3)
guif
Submitted by guif - 2 years ago
0

regex_honoraires_vf_2

PCRE2 (PHP >=7.3)
guif
Submitted by guif - 2 years ago
0

regex_honoraires_vf_3

PCRE2 (PHP >=7.3)
guif
Submitted by guif - 2 years ago
0

Browser Group < --Tabs> Filter n' Org

PCRE (PHP <7.3)
Grabs another regex from the Public Library to do most of the dirty work. When a tab is opened it scans and the: head header...
Submitted by Another Dude - 2 years ago
0

Email Regex

PCRE2 (PHP >=7.3)
email regex
Submitted by anonymous - 2 years ago
0

Split number and string

PCRE2 (PHP >=7.3)
Split number and string exp. data as below 17091327 Ren Xian Xtrcb County Bank Corporation Limited 50156 0862315402 19D 17091342 BaoDing QingYuan District Xtrcb Rural Bank Corporation Limit40156 0862315401 19D
Submitted by anonymous - 2 years ago
1...538539540541542...599

sfp

0

Regular Expression
PCRE (PHP <7.3)

/
^v=spf1[ \t]+[+?~-]?(?:(?:all)|(?:ip4(?:[:][0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3})?(?:\/[0-9]{1,2})?)|(?:ip6(?:[:]([0-9A-Fa-f]{1,4}:){7}[0-9A-Fa-f]{1,4})?(?:\/[0-9]{1,2})?)|(?:a(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+)?(?:\/[0-9]{1,2})?)|(?:mx(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+)?(?:\/[0-9]{1,2})?)|(?:ptr(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+))|(?:exists(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+))|(?:include(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+))|(?:redirect(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+))|(?:exp(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+))|)(?:(?:[ \t]+[+?~-]?(?:(?:all)|(?:ip4(?:[:][0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3})?(?:\/[0-9]{1,2})?)|(?:ip6(?:[:]([0-9A-Fa-f]{1,4}:){7}[0-9A-Fa-f]{1,4})?(?:\/[0-9]{1,2})?)|(?:a(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+)?(?:\/[0-9]{1,2})?)|(?:mx(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+)?(?:\/[0-9]{1,2})?)|(?:ptr(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+))|(?:exists(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+))|((?:include(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+)))|(?:redirect(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+))|(?:exp(?:[:][A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?(?:\.[A-Za-z0-9](?:[A-Za-z0-9-]*[A-Za-z0-9])?)+))|))*)?$
/
gm
Open regex in editor

Description

no description available

Submitted by anonymous - 6 years ago