Regular Expressions 101

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Community Patterns

1

Email matching with a grain of salt

PCRE (PHP <7.3)
Inspired by Micheal Musson entry Wich was hard to use in regex flavours that don't support recursion (C# engine doesn't) i've build my own simpler version wich matches what i would accept as validation entry
Submitted by Luigi Trabacchin - 7 years ago
1

Basic DOI

Python
no description available
Submitted by anonymous - 7 years ago
1

Contraseña Fuerte

PCRE (PHP <7.3)
Valida que la contraseña deba estar compuesta por una mayúscula, minúscula y números con un rango de caracteres desde 8 hasta 16 dígitos. Ejemplo Aropd123 Argpd 123
Submitted by Nelson Wandurraga - 7 years ago
1

Unix ANSI escape codes

PCRE (PHP <7.3)
Unix ANSI escape codes Hi , in my Terminal project in want a method to find (Unix ANSI escape codes) and run its command. For More information : https://en.wikipedia.org/wiki/ANSI_escape_code...
Submitted by Shahin Pendar , shahinpendar@gmail.com - 7 years ago
1

Check list of integers numbers separated by comma

PCRE (PHP <7.3)
Check list of integers numbers separated by comma Ex: "1, 2, 4, 6" >> OK "99" >> OK "a, b, c" >> WRONG...
Submitted by anonymous - 7 years ago
1

French Phone Number Validation

PCRE (PHP <7.3)
Accept several kind of format, more or less usual. And refuse incorrect formats. Prefix: 0033 / +33 / (0) / 0 Number: collapsed / group by 2 / group by 3 Separator: space / dot / dash
Submitted by RonanKER - 7 years ago
1

Validate and decompose email address (English alphabet compliant)

PCRE (PHP <7.3)
If you understand the regexp, you can adjust it to your need. restrict special characters to .%_'- (localpart) limit length of each part and the whole to reasonable size supports 'XN' tld If you need help, read http://www.regular-expressions.info/email.html See also https://www.debuggex.com/r/9cdaaw...
Submitted by RonanKER - 7 years ago
1

Capture the last space in a line of text with Negative Lookback

PCRE (PHP <7.3)
Looks for the last single space in a line of text.
Submitted by anonymous - 7 years ago
1

Acts

PCRE (PHP <7.3)
Extract Act names from statements
Submitted by anonymous - 7 years ago
1

Euro prices with steps of 5000 (e.g 5.000, 10.000 - 255.000)

PCRE (PHP <7.3)
To validate a price of 5.000 and steps of 5.000 thereafter. (e.g 5.000, 10.000, 15.000 etc) including a euro sign. If anyone has any improvements let me know, this is what i just came up with to solve a problem i have on WordPress Contact Form 7.
Submitted by anonymous - 7 years ago
1

Ansible Rendered Configs from STDOUT

PCRE (PHP <7.3)
Ansible Rendered Configs from STDOUT
Submitted by gmaddock - 7 years ago
1

email address

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 7 years ago
1

RFC 3986 URI Validation

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 7 years ago
1

SVC Branch Naming

PCRE (PHP <7.3)
Branch naming regex that's suitable for Gitlab issues. GIT SVN MERCURIAL MG
Submitted by anonymous - 7 years ago
1

Simple expression to create information groups

PCRE (PHP <7.3)
0 = not an authorized dealership for the respective brand 1 = authorized dealership for the respective brand
Submitted by anonymous - 5 years ago
1

No trailing spaces or extra spaces max char 200 min 2 and hyphen and & only allowed

PCRE (PHP <7.3)
No trailing spaces or extra spaces max char 200 min 2 and hyphen and & only allowed
Submitted by Natalia zolotareva - 3 years ago
1

NEW YAHOO

PCRE (PHP <7.3)
This pattern will match everything directly below your yahoo REPLACE section and non of the good cases above: ^yahoo\.com?(?:(?!\.[a-z]{2}).)*(?:.com?)?$ IE you do not want to include yahoo.fr or yahoo.com.fr or yahoo.co.uk
Submitted by anonymous - 7 years ago
1

Matches all subdomains excluding www

ECMAScript (JavaScript)
Matches all subdomains (specifically in group 2) excluding www
Submitted by AurielleP - 7 years ago
1

Replace text between double curly braces

ECMAScript (JavaScript)
no description available
Submitted by TonyM (g33ktony) - 7 years ago
1

Require string of length Ignoring HTML

PCRE (PHP <7.3)
checks for a continuous string of characters (in this case 7) , but ignores HTML tags we use it in a required feild validator that has auto generated formatting elements
Submitted by Doom87er - 7 years ago
1...740741742743744...900

Community Library Entry

1

Regular Expression
PCRE (PHP <7.3)

/
((?![^<]*?>)\b[\w\h]{7,})
/
g
Open regex in editor

Description

checks for a continuous string of characters (in this case 7) , but ignores HTML tags

we use it in a required feild validator that has auto generated formatting elements

Submitted by Doom87er - 7 years ago