Please enable JavaScript to use this web application.
Regular
Expressions
101
Social
Donate
Info
Regex Editor
Community Patterns
Account
Regex Quiz
Settings
Order By
Most Recent
Most upvotes
Most downvotes
Highest Score
Lowest Score
Filter by Flavor
PCRE2 (PHP >=7.3)
PCRE (PHP <7.3)
ECMAScript (JavaScript)
Python
Golang
Java 8
.NET 7.0 (C#)
Rust
Sponsors
There are currently no sponsors.
Become a sponsor today!
Community Patterns
Search among 18,040 community submitted regex patterns...
3
javascript template replacement
ECMAScript (JavaScript)
no description available
Submitted by
akamaozu
-
10 years ago
3
@media query tokenizer
ECMAScript (JavaScript)
Separates media query into rule and content
Submitted by
Stephan --> CTS_AE
-
10 years ago
3
IPv4 validation
ECMAScript (JavaScript)
validate an IP v4
Submitted by
harimambura
-
9 years ago
3
email
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
9 years ago
3
HTML image tag src
ECMAScript (JavaScript)
Capture src attribute of HTML image tags
Submitted by
Simon Altschuler
-
11 years ago
3
UK Postcode Checker
PCRE (PHP <7.3)
This is an improvement of the very good tH9mQ1/1. It did not pickup on the first two postcodes found here: //http://en.wikipedia.org/wiki/Postcodes_in_the_United_Kingdom
Submitted by
Flexander
-
10 years ago
0
utf-8 language
PCRE (PHP <7.3)
this regex is support for all languages
Submitted by
Jigar Dhaduk
-
9 years ago
2
Replace \n by <br />
ECMAScript (JavaScript)
Replace non-ending string \n by the HTML tag
Submitted by
anonymous
-
11 years ago
1
IP Addresses
PCRE (PHP <7.3)
Matches IP Addresses with minimum false positives
Submitted by
Austin-Hanson
-
9 years ago
3
split sentence regex
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
10 years ago
3
Extract asp label
ECMAScript (JavaScript)
I am trying to extract the asp:label syntax using Regex but I am getting some error can some one help me
Submitted by
anonymous
-
11 years ago
3
Outside Quotes
ECMAScript (JavaScript)
match any string outside of single or double quotes
Submitted by
anonymous
-
11 years ago
3
xferlog parser (proftpd, ftpd, vsftpd, etc..)
PCRE (PHP <7.3)
This pulls out all the fields from a standard xferlog format log. Format specified here http://www.castaglia.org/proftpd/doc/xferlog.html
Submitted by
Robin Kearney
-
10 years ago
3
UUID
PCRE (PHP <7.3)
no description available
Submitted by
Jason
-
10 years ago
3
Finds dates lacking period before month (Norwegian)
PCRE (PHP <7.3)
no description available
Submitted by
EB
-
10 years ago
3
Get URL parameters
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
10 years ago
3
TEST
ECMAScript (JavaScript)
negation
Submitted by
anonymous
-
10 years ago
3
Alternative Capture Country Codes
PCRE (PHP <7.3)
no description available
Submitted by
Branden
-
10 years ago
3
How do I write a Regex to inspect Cisco Interfaces
PCRE (PHP <7.3)
I am asking for help in writing a regular expression to shorten this expression. I need the string below to search every interface within the range of 1 -24 to validate the configuration. If one interface does not have the required configuration then the expression fails. interface GigabitEtherne...
Submitted by
Pirates
-
10 years ago
3
Test a string against CamelCase
ECMAScript (JavaScript)
See if a string is in CamelCase format
Submitted by
Tonny Xu
-
10 years ago
1
...
882
883
884
885
886
...
902
Community Library Entry
3
Regular Expression
ECMAScript (JavaScript)
/
{{color}}
/
g
Open regex in editor
Description
no description available
Submitted by
akamaozu
-
10 years ago