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 6,080 community submitted regex patterns...
0
Php
PCRE2 (PHP >=7.3)
Php
Submitted by
Nickname
-
2 years ago
0
CDATA Matcher
Java 8
Matches CDATA sections while disallowing nesting
Submitted by
anonymous
-
2 years ago
0
track OM cash out
PCRE2 (PHP >=7.3)
cash out tracker
Submitted by
anonymous
-
2 years ago
0
UA phone number
ECMAScript (JavaScript)
check ua phone number
Submitted by
anonymous
-
2 years ago
(Last modified 2 years ago)
0
FIrst or Last Name
ECMAScript (JavaScript)
Validates a first or last name of an user. Positives: Anna Anna-Louisa Anna Louisa...
Submitted by
Iris
-
2 years ago
0
.csv data conversion for a test case
PCRE2 (PHP >=7.3)
from "['a']" to "[""a""]"
Submitted by
anonymous
-
2 years ago
0
JavaScript Function w/ Recusive Parenthasis JavaScript Function w/ Recusive Parenthasis JavaScript Function w/ Recusive Parenthasis
PCRE2 (PHP >=7.3)
Regex that allows the following: foo(bar).qax(foo(bar).qax(foo(bar).qax(foo(bar).qax()))) Its sorta hard to make out whats going on, so I will just say it: ...
Submitted by
jD3V
-
2 years ago
0
Jerem
PCRE2 (PHP >=7.3)
To match specific name based on season code
Submitted by
anonymous
-
2 years ago
0
markdown headings with underscore
PCRE2 (PHP >=7.3)
it still makes a few false positives
Submitted by
charliecalvert
-
2 years ago
0
Replace anything not a letter or a hyphen
PCRE2 (PHP >=7.3)
Make folder/url safe use with eg sed: echo 'My fancy $thing' | sed 's//-/g' results in My-fancy--thing
Submitted by
anonymous
-
2 years ago
0
find between 2 strings
PCRE2 (PHP >=7.3)
find between 2 strings
Submitted by
anonymous
-
2 years ago
0
Select links comment
PCRE2 (PHP >=7.3)
I have a lot of code that looks like this: Sometimes I wanna search for it. Helps me find instances of it in my code.
Submitted by
charliecalvert
-
2 years ago
0
Mez regex #1
ECMAScript (JavaScript)
This is the #1 regex used in Mez
Submitted by
anonymous
-
2 years ago
(Last modified 2 years ago)
0
Bracket finder ( Mez regex #2 )
ECMAScript (JavaScript)
This is the #2 regex used in Mez
Submitted by
anonymous
-
2 years ago
0
Mez regex #3
ECMAScript (JavaScript)
This is the #3 regex used in Mez
Submitted by
anonymous
-
2 years ago
0
Drealth
PCRE2 (PHP >=7.3)
just a normal text to the drealth emojis
Submitted by
NobreHD
-
2 years ago
0
Normal URL
PCRE2 (PHP >=7.3)
Validates that all necessary parts of a "normal" domain are there (scheme, subdomain, secondary-level domain, top-level domain) and allows for additional subdirectories. Does not work for options like "mailto: example@email.com" or anything that does not stick to a typical web address URL.
Submitted by
Alexa J.
-
2 years ago
0
BIN ELO - 2022
ECMAScript (JavaScript)
Used to validate credit cards from ELO flag.
Submitted by
Searched in internet
-
2 years ago
0
cookie parser
ECMAScript (JavaScript)
Parser for cookies; works in HTTP servers AND front end
Submitted by
lopste / Vercte
-
2 years ago
0
Find Duplicate Characters in String
ECMAScript (JavaScript)
Given a string, find the duplicate characters.
Submitted by
Matthew Hiebing
-
2 years ago
1
...
241
242
243
244
245
...
304
isUrl updated regex
0
Regular Expression
ECMAScript (JavaScript)
/
^
(?:
[
a
-
z
]
[
0
-
9a
-
z-.+
]
*
:
\/\/
)?
(
(?:
(?:
[
a
-
z
\u00a1-\uffff
0
-
9_
]
+
-
?
)*
[
a
-
z
\u00a1-\uffff
0
-
9_
]
+
)
(?:
\.
(?:
[
a
-
z
\u00a1-\uffff
0
-
9_
]
+
-
?
)*
[
a
-
z
\u00a1-\uffff
0
-
9_
]
+
)*
(?:
\.
(?:
[
a
-
z0
-
9
\u00a1-\uffff
]
{2,}
)
)
)
(?:
:
\d
{2,5}
)?
(?:
\/
.
*
)?
(?:
\?
.
*
)?
(?:
\#
.
*
)?
$
/
gim
Open regex in editor
Description
Latest isUrl regex
Submitted by
anonymous
-
7 years ago