Regular Expressions 101

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Community Patterns

1

kewai

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

Links in Markup

PCRE (PHP <7.3)
Find Links in HTML Markup
Submitted by someone - 10 years ago
1

sdf

PCRE (PHP <7.3)
sdf
Submitted by sdf - 10 years ago
1

parser

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

MySQL PHP connection string

PCRE (PHP <7.3)
Capture dbname and host from MySQL PHP connection string
Submitted by anonymous - 10 years ago
1

facebook post embed code

PCRE (PHP <7.3)
This pattern matches to the facebook post embed codes. It matches on each parts of the whole embed code individualy, and matches on the complete embed code either.
Submitted by kristian tanacs - 10 years ago
1

test

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

Find missing or superfluous commas in "For å" constructions.

PCRE (PHP <7.3)
Finds missing commas in "For å ..." constructions according to officially ordained grammar-based comma rules.
Submitted by Eirik Birkeland - 10 years ago
1

CVC

ECMAScript (JavaScript)
This will determine that an accurate CVC has been entered
Submitted by Scott Mebberson - 10 years ago
1

Number Input That Supports Simple Math Expressions

ECMAScript (JavaScript)
RegEx matches: '5', '+5', '-5', '5+5', '-5+5', '+5+5', '5+9+7*-2' RegEx doesn't match: '5+', '5-', '5+9-', 'asdfasf5+5'
Submitted by David Weitzenfeld - 10 years ago
1

Subquery

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

LGC regex

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

RFC 3936

Python
Parses URIs according to RFC3936
Submitted by anonymous - 10 years ago
1

GDI Prüfung 20.01.2012

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

cvdfd

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

no 666

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

bsah_7

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

-v, —invert-match

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

DEMO

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

phone number (FR)

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 10 years ago
1...7475767778...900

Community Library Entry

1

Regular Expression
ECMAScript (JavaScript)

/
^([-+]?[0-9]*\.?[0-9]+[\/\+\-\*%])+([-+]?[0-9]*\.?[0-9]+)$|^[+-]?[0-9]+$
/
Open regex in editor

Description

RegEx matches: '5', '+5', '-5', '5+5', '-5+5', '+5+5', '5+9+7*-2' RegEx doesn't match: '5+', '5-', '5+9-', 'asdfasf5+5'

Submitted by David Weitzenfeld - 10 years ago