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
Highest Score
Lowest Score
Most upvotes
Most downvotes
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 6,020 community submitted regex patterns...
1
Invalid CSS Class
ECMAScript (JavaScript)
Checks if the syntax of the passed string would be a valid css class.
Submitted by
bye-csavier
-
a day ago
(Last modified a day ago)
1
ايجاد كلمات و كلمات بعدها بعدد احرف معين
PCRE2 (PHP >=7.3)
Regex لدورة المدرسة
Submitted by
anonymous
-
2 days ago
1
ROW 7
PCRE2 (PHP >=7.3)
Match words containing "prostat" followed by 0 to 3 characters
Submitted by
RDD_DEP
-
2 days ago
(Last modified 2 days ago)
2
RFC822 Date Format
PCRE2 (PHP >=7.3)
Test your RSS pubDate has a correctly formatted date value according to the RFC822 standard It will match timeZoneName (eg GMT, EST) or time zone offset (eg. +0100)
Submitted by
anonymous
-
3 days ago
(Last modified 3 days ago)
1
Cisco DHCP Pools
PCRE2 (PHP >=7.3)
Cisco config find each DHCP Pool Either full subnet pool or a static device entry pool
Submitted by
Justin Cooksey
-
5 days ago
1
Cisco DHCP Exclusions
PCRE2 (PHP >=7.3)
Find Cisco config DHCP exclisions
Submitted by
Justin Cooksey
-
5 days ago
1
US Phone Number Validation
PCRE2 (PHP >=7.3)
Captures every kind of US format I can think of (e.g +1999-999-999, 999-999-9999, +1(999) 999-9999, etc). Remove first coupling group if you don't want a country code.
Submitted by
Kayla B,
-
5 days ago
1
date
PCRE2 (PHP >=7.3)
date
Submitted by
anonymous
-
6 days ago
1
Cut Resource/File Path
PCRE2 (PHP >=7.3)