Regular Expressions 101

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Community Patterns

7

if, else if, else condtion match

ECMAScript (JavaScript)
matches full if condition statment eg: if(condition){ ... } else if(condition){ ... }else{...
Submitted by Ivan Jakesevic - 10 years ago
7

[A-Za-z\x{0600}-\x{06FF}\x{1000}-\x{1021}_-][-\w]*

PCRE (PHP <7.3)
A-Za-z\x{0600}-\x{06FF}\x{1000}-\x{1021}_-*
Submitted by [A-Za-z\x{0600}-\x{06FF}\x{1000}-\x{1021}_-][-\w]* - 10 years ago
7

TimezoneOffset

ECMAScript (JavaScript)
used to parse timezone in the format -08:00 or +05:30
Submitted by Neha - 10 years ago
7

simple common lisp tokenizer

ECMAScript (JavaScript)
main symbols and comments are supported
Submitted by d4rw1n1s7@gmail.com - 10 years ago
7

rsyslog test

PCRE (PHP <7.3)
global modifier
Submitted by dtmland - 10 years ago
7

Match text (not within html tag)

ECMAScript (JavaScript)
no description available
Submitted by Moistly - 10 years ago
7

validate US (5 & 9 digit) ZipCodes and CA PostalCodes

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

IOS3166 Country Code Identification REGEX

Python
IOS3166 Country Code Identification REGEX
Submitted by theitgeek@recu.org.uk - 10 years ago
7

simple email

ECMAScript (JavaScript)
no description available
Submitted by anonymous - 10 years ago
7

Date validation

ECMAScript (JavaScript)
Besides leap year handling, this takes care of date validation in the yy-mm-dd format.
Submitted by anonymous - 9 years ago
7

Any positive integer except zero

PCRE (PHP <7.3)
no description available
Submitted by Harsh - 9 years ago
7

Extract currency with currency symbol if present

ECMAScript (JavaScript)
Extracts values of the form £nnn,nnn.nn or $nnn.nnn from text
Submitted by Simon Gardner - 9 years ago
7

Remove Widows (PHP)

PCRE (PHP <7.3)
Adds a non-breaking space between the last two words of sentences
Submitted by herkulano - 9 years ago
7

Date and time format - ISO 8601

ECMAScript (JavaScript)
Matches ISO 8601 date formats
Submitted by Ettienne - 9 years ago
7

Max - URL Extract

PCRE (PHP <7.3)
no description available
Submitted by Ayush - 9 years ago
8

Validate Base64 single-line string

PCRE (PHP <7.3)
no description available
Submitted by ka. - 12 years ago
8

Date time Advanced

PCRE (PHP <7.3)
no description available
Submitted by Mr.Neutro - 11 years ago
8

Extract Protocol, URL, URL Path, get parameters and hash from URI

Python
This is simplified from my last submission.
Submitted by Dale O'Brien - 11 years ago
8

Sentence grabber /w extra check

PCRE (PHP <7.3)
Grabs sentences including terms like: e.g. z.b. Figs.These get caught in 1st capturing group. Problem: how to only accept matching sentences which contain pattern \b\d+[a-z]{0,2}\b?
Submitted by light0 - 11 years ago
8

repeat group match

Python
no description available
Submitted by anonymous - 9 years ago
1...895896897898899...902

Community Library Entry

1

Regular Expression
PCRE (PHP <7.3)

/
(\d*).html
/
Open regex in editor

Description

no description available

Submitted by anonymous - 11 years ago