Regular Expressions 101

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Community Patterns

-2

match only words consisting of 3 repeated letters, e.g. lllkkk

Python
no description available
Submitted by kali - 10 years ago
-2

python bracketed text

Python
why doesn't this match text in brackets?
Submitted by anonymous - 10 years ago
-2

Match website - http:|https://i.imgur.com

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

Match Content-Range response header

ECMAScript (JavaScript)
Matches the Content-Range response header format -[end]/[total|*]
Submitted by mdezem - 9 years ago
-2

Host and domains

Python
no description available
Submitted by anonymous - 9 years ago
-2

Validate credit card numbers

PCRE (PHP <7.3)
Visa, MasterCard, American Express, Diners Club, Discover, JCB
Submitted by www.regular-expressions.info/creditcard.html - 9 years ago
-2

IPv4

Python
allows for all legal IPv4 addresses
Submitted by anonymous - 9 years ago
-2

Match words in a string

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

finds the instance of two or more repeating letters

Python
no description available
Submitted by cp0153 - 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
-2

domain name

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

6 Digit ID

PCRE (PHP <7.3)
Very basic. My first proper REGEX. 6 Digit ID starting with e. Must be lowercase. must start with an e (can change to another letter)
Submitted by BejasC# - 9 years ago
-2

12 Hour Time Pattern

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

SQL Injection

ECMAScript (JavaScript)
SQL injection regEx pattern
Submitted by Darshan Patil - 9 years ago
-2

adsf

Python
adfadfad
Submitted by anonymous - 9 years ago
-18

dd-mm-YYYY HH:mm:ss (year range 1000-2999)

PCRE (PHP <7.3)
Validate Gregorian calendar dates that contain 24-hour times. This will also correctly match the Feb 29 date when it falls on a valid leap year. Leap years occur every 4 years, with one exception: when a year is evenly divisible by 100 but not evenly divisible by 400, the year will not be a leap ye...
Submitted by Ka. - 11 years ago (Last modified a year ago)
-1

Match the ID on individual Vimeo URLs

PCRE (PHP <7.3)
no description available
Submitted by Josh K - 11 years ago
-1

for checking code number 1111/111111111

Python
no description available
Submitted by dejv - 10 years ago
-1

regex test

PCRE (PHP <7.3)
testing the string abc xyx 12 13 a a b
Submitted by Alien Coders - 10 years ago (Last modified a year ago)
1...568569570571572...900

Community Library Entry

-2

Regular Expression
Python

r"
([a-z])\1{2,}
"
Open regex in editor

Description

no description available

Submitted by cp0153 - 9 years ago