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 5,740 community submitted regex patterns...
0
SEMS
Golang
no description available
Submitted by
anonymous
-
4 years ago
0
SEMS
Golang
no description available
Submitted by
anonymous
-
4 years ago
0
SEMS
Golang
no description available
Submitted by
anonymous
-
4 years ago
0
sem
Golang
no description available
Submitted by
anonymous
-
4 years ago
0
conatact
Golang
no description available
Submitted by
anonymous
-
4 years ago
0
totalsource
Golang
no description available
Submitted by
anonymous
-
4 years ago
0
acountant
Golang
no description available
Submitted by
anonymous
-
4 years ago
0
totalsource
Golang
no description available
Submitted by
anonymous
-
4 years ago
0
Filter text inside square brackets and text before and after
ECMAScript (JavaScript)
This can be used for templating
Submitted by
anonymous
-
4 years ago
0
pre laycan
Python
no description available
Submitted by
anonymous
-
4 years ago
0
final laycan
Python
no description available
Submitted by
anonymous
-
4 years ago
0
each entry but without the entry
Python
no description available
Submitted by
anonymous
-
4 years ago
0
Fe with 87 matches
Python
no description available
Submitted by
anonymous
-
4 years ago
0
New Poke
Python
no description available
Submitted by
anonymous
-
4 years ago
0
New Move
Python
no description available
Submitted by
anonymous
-
4 years ago
0
0 or more quantifier (+, *)
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
0
VALUE_UNIT
Python
no description available
Submitted by
anonymous
-
4 years ago
0
String to Number
ECMAScript (JavaScript)
String to Number
Submitted by
anonymous
-
4 years ago
0
Multilingual Website finding, information-extractive, regex. VERY USEFUL. NO CREDIT NEEDED
ECMAScript (JavaScript)
Website finder Author: Bryan Hu What does this does This can give you very useful information about the sites this regex extracts. It can extract the main domains of a variety of sites, give you ...
Submitted by
Bryan Hu
-
4 years ago
0
Redux Action Type Parser
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
4 years ago
1
...
111
112
113
114
115
...
287
Community Library Entry
9
Regular Expression
Python
r"
(?=
^.
{4,253}
$
)
(
^
(
(?!
-
)
[
a
-
zA
-
Z0
-
9-
]
{1,63}
(?<!
-
)
\.
)+
[
a
-
zA
-
Z
]
{2,63}
$
)
"
Open regex in editor
Description
no description available
Submitted by
anonymous
-
9 years ago