Regular Expressions 101

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Community Patterns

1

Italian Fiscal Code [Codice fiscale]

ECMAScript (JavaScript)
Codice fiscale italiano
Submitted by Italo - 9 years ago
1

ipv4 IP addressses, capturing private ranges

PCRE (PHP <7.3)
Capture 0.0.0.0-255.255.255.255 IP address octets. Capture private ranges, such as '169.254.' and '10.'
Submitted by OnlineCop - 9 years ago
1

decimal number validation

PCRE (PHP <7.3)
accepts 1; 1.1; 112315.23135
Submitted by MS - 9 years ago
1

username

PCRE (PHP <7.3)
Letras, Ñ, acentos, números, guión y barra baja
Submitted by diegosanz - 9 years ago
1

Date format

ECMAScript (JavaScript)
date should be in format YYYYMMDDHHMMSS
Submitted by Prashant Kumar Dubey - 9 years ago
1

Email id

Python
no description available
Submitted by anonymous - 9 years ago
1

Slug

PCRE (PHP <7.3)
Matches alphanumeric slugs without repeating dashes
Submitted by Óscar Enríquez - 9 years ago
1

Console.log line deletion, multi line.

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

Get email info (2)

PCRE (PHP <7.3)
Get Gmail tag, user and domain of an email address. -- Fixed the bug that the label be obligatory
Submitted by Matías Pizarro González - 9 years ago
1

my apache2 access.log regex

PCRE (PHP <7.3)
google.com:80 212.111.203.171 - - [02/Mar/2015:10:27:04 +0000] "GET /css/style.css HTTP/1.1" 304 138 "http://google.com" "Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.115 Safari/537.36"
Submitted by marf - 9 years ago
1

Year regexp

PCRE (PHP <7.3)
regexp for year filtering
Submitted by anonymous - 9 years ago
1

ipv4 and ipv6

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

masked phone input validator

ECMAScript (JavaScript)
masked phone input validator
Submitted by fermanakgun - 9 years ago
1

Absolute Date format

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

Match_Between_Nth_And_Nth+1_Occurence_Of_Character_Pattern

ECMAScript (JavaScript)
This regular expression is designed to work with character-delimited strings, and provides a means to specify the index of delimiter occurrence at which content is extracted.
Submitted by Connor Goddard - 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
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
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

Floating Point

ECMAScript (JavaScript)
Tests a floating point number
Submitted by Josh L. Rasmussen - 9 years ago
1...5859606162...900

Community Library Entry

1

Regular Expression
ECMAScript (JavaScript)

/
[0-9]{4}(0[1-9]|1[0-2])(0[1-9]|[1-2][0-9]|3[0-1])((([0-1][0-9]|2[0-3])([0-5][0-9])([0-5][0-9]))|240000)
/
Open regex in editor

Description

date should be in format YYYYMMDDHHMMSS

Submitted by Prashant Kumar Dubey - 9 years ago