Regular Expressions 101

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Community Patterns

2

Prime numbers test

Python
Given a number N represented by its unary form N(1), when RegEx doesn't match N(1), N is prime
Submitted by LexDias - 9 years ago
2

youtube link + id + <a>

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
2

better orf finder

PCRE (PHP <7.3)
don't use my older one
Submitted by tnrich - 9 years ago
2

JSON BizTalk schema output

PCRE (PHP <7.3)
To convert the BizTalk schema output to one string
Submitted by Emiel Kool - 9 years ago
1

regex to get N words from a line

ECMAScript (JavaScript)
usefull if you want to return (N) words instead of (N) chars
Submitted by Pavel Dominguez - 9 years ago
-2

Match the first and last char of a word

PCRE (PHP <7.3)
no description available
Submitted by pedroppinheiro - 9 years ago
1

Match a string that is equal to a string before a '='

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
2

Valmaks_rename_big_strings

PCRE (PHP <7.3)
no description available
Submitted by witamin - 9 years ago
2

Match 'words' with internal punctuation retained

Python
Matches words without external punctuation but with internal punctuation.
Submitted by anonymous - 9 years ago
0

Select everything outside of table tags

PCRE (PHP <7.3)
no description available
Submitted by ReijMan - 9 years ago
0

Date Validation

ECMAScript (JavaScript)
no description available
Submitted by Ashish - 9 years ago
2

remove n lines after matching pattern

PCRE (PHP <7.3)
stackoverflow question
Submitted by irom77 - 9 years ago
2

inline img

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

Matches Content-Type field of HTTP response

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1

ip/host:port parser (proxy lists)

PCRE (PHP <7.3)
simple ip:port or host:port parser capturing ip or host and port, usually used for proxy lists
Submitted by The Voider - 9 years ago
-1

Integers and Decimals

PCRE (PHP <7.3)
Matches integers and decimals with or without thousands grouping.
Submitted by Franz Alex Gaisie-Essifie - 9 years ago
-2

domain name

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 9 years ago
1

Floating Point

ECMAScript (JavaScript)
Tests a floating point number
Submitted by Josh L. Rasmussen - 9 years ago
-2

lowercase words followed by uppercase words. Be able to separate words

PCRE (PHP <7.3)
Tinta del paísSuelo: Arena 100%Altitud media: 900mEdad del viñedo: PrefiloxeraRendimiento: 1800 Kg/haLugar: Ribera del Duero, FuentelcéspedBodega:Bodegas y Viñedos Juan Manuel Burgos
Submitted by Eduard eduard.fabra@uvinum.com - 9 years ago
1

pure url and uri

ECMAScript (JavaScript)
no description available
Submitted by Thiago Souza - 9 years ago
1...4950515253...901

Community Library Entry

-1

Regular Expression
PCRE (PHP <7.3)

/
^-?(\d+|\d{1,3}(?:\,\d{3})+)?(\.\d+)?$
/
gm
Open regex in editor

Description

Matches integers and decimals with or without thousands grouping.

Submitted by Franz Alex Gaisie-Essifie - 9 years ago