Regular Expressions 101

Order By

Sponsors
There are currently no sponsors. Become a sponsor today!

Community Patterns

1

Video URL

ECMAScript (JavaScript)
Checks weather a url points to a HTML5 supported video.
Submitted by Pwed - 8 years ago
2

RewriteMatch into subfolder

PCRE (PHP <7.3)
RegEx for an .htaccess rewrite into a subfolder without provoking a 'too many redirects' error
Submitted by Nils B. - 8 years ago
1

Regex

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 8 years ago
1

decimal with slash

ECMAScript (JavaScript)
no description available
Submitted by arctikon - 8 years ago
1

Obtain src content from iframe

PCRE (PHP <7.3)
no description available
Submitted by Cmedina - 8 years ago
1

Find Factfinder Numeric Groups

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 8 years ago
0

Extract domain name

PCRE (PHP <7.3)
extracting domain name from url
Submitted by anonymous - 8 years ago
1

phone

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 8 years ago
1

q

PCRE (PHP <7.3)
q
Submitted by q - 8 years ago
1

How to capture Pokemon

PCRE (PHP <7.3)
no description available
Submitted by Liam - 8 years ago
1

Firefox 47 Test

PCRE (PHP <7.3)
for Issue #517 on Regex101 Github
Submitted by rambouillet - 8 years ago
1

mciCardDescription

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 8 years ago
1

jquery

PCRE (PHP <7.3)
jquery
Submitted by anonymous - 8 years ago
1

Match Any name

ECMAScript (JavaScript)
This regular expression will match name
Submitted by noby nirmal - 8 years ago
1

Regex for a name

ECMAScript (JavaScript)
This javascript reqular Expression will match any name.
Submitted by noby nirmjal - 8 years ago
1

Short regex

PCRE (PHP <7.3)
no description available
Submitted by Ric - 8 years ago
1

Long regex

PCRE (PHP <7.3)
no description available
Submitted by Ric - 8 years ago
1

SIP

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 8 years ago
1

XML regex ADK

PCRE (PHP <7.3)
no description available
Submitted by Arjen - 8 years ago
1

Consecutive Numbers

PCRE (PHP <7.3)
Check for 3 or more single digit consecutive numbers in the string.
Submitted by Pradeep Patil - 8 years ago
1...661662663664665...900

Community Library Entry

0

Regular Expression
PCRE (PHP <7.3)

/
(19[2-9][\d]|20[0-2][\d])\W*(0[1-9]|1[0-2])\W*(0[\d]|1[\d]|2[\d]|3[0-1])
/
g
Open regex in editor

Description

Checks for date between 1920-01-01 through 2029-12-31 for validity, reformats to make sure the parts are separated by hyphens

Submitted by anonymous - 5 years ago