Regular Expressions 101

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Community Patterns

1

Music Chord

PCRE (PHP <7.3)
Find Music Chord
Submitted by Mins - 10 years ago
1

MySQLcase

Python
make sure mysql tables have the correct form
Submitted by d - 10 years ago
1

parse discuz video codes

PCRE (PHP <7.3)
no description available
Submitted by Paul Wang - 10 years ago
0

Get the root of a Windows path

PCRE (PHP <7.3)
This extracts the "root" (e.g. drive) from a Windows path. See the unit tests for examples
Submitted by J5lx - 10 years ago
1

SO Question

PCRE (PHP <7.3)
SO Question
Submitted by PaperBirdMaster - 10 years ago
1

Regex not work in online regexEditor but work in actionscript3 code

ECMAScript (JavaScript)
Regex : /^\s\d+\s$(?:\r?\n?)+^\s([\d:,\.]+)\s-->\s([\d:,\.]+)\s$(?:\r?\n?)+((?:.(?:\r?\n?)?)?)(?:\r\n|\r|\n|$)/gm; Test String : 1...
Submitted by anonymous - 10 years ago
0

check if a string starts with an integer, then hyphen, then anything

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1

remove link from discuz quoted message

PCRE (PHP <7.3)
no description available
Submitted by Paul Wang - 10 years ago
1

Greatest common divisor

ECMAScript (JavaScript)
Calculates the greatest common divisor of two numbers. Attention: pipes in the substitution separate alternatives. If one alternative does not match, the next alternative is tried if it exists. The substitution must be repeated until it cannot substitute further.
Submitted by luis140219 on GitHub - 10 years ago
1

Phone Guatemala

PCRE (PHP <7.3)
Regex for phones in Guatemala
Submitted by Rodrigo Polo - 10 years ago
1

Strip / Delete / Remove / empty paragraphs

PCRE (PHP <7.3)
You can format p:empty paragraphs with CSS, but sometimes they are not completely empty. This is meant to remove those.
Submitted by SocialBlogsiteWebDesign.com - 10 years ago
1

30164958

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1

StackOverflow answer for: How can I parse an attribute string to an ar

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
2

foreach

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
2

foreach

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
7

Match text (not within html tag)

ECMAScript (JavaScript)
no description available
Submitted by Moistly - 10 years ago
1

IP v4 format validation

PCRE (PHP <7.3)
Valid 0.0.0.0 1.1.1.1 101.101.101.101 255.255.255.255 156.0.1.10...
Submitted by NexRezzo - 10 years ago
0

test

Python
test
Submitted by boag - 10 years ago
1

Numéro téléphone portable

PCRE (PHP <7.3)
prend en compte les +33 requiert un début par 06 ou 07 accepte les séparateurs de type "." ou " "
Submitted by brad.inside@gmail.com - 10 years ago
1

Liberal Email Address

ECMAScript (JavaScript)
Very simple & basic. More forgiving, less stringent. Allows anything which looks reasonably valid. Allows one at-symbol. Requires a two part hostname (i.e. abc@localhost is not allowed)
Submitted by billinghamj - 10 years ago
1...849850851852853...902

Community Library Entry

1

Regular Expression
PCRE (PHP <7.3)

/
\W(\d{3})?\W?(\d{4})\W?(\d{4})\W
/
g
Open regex in editor

Description

Regex for phones in Guatemala

Submitted by Rodrigo Polo - 10 years ago