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...
0
HealthMatch Wordpress specialists index
PCRE2 (PHP >=7.3)
Specialists index
Submitted by
anonymous
-
3 years ago
1
1
ECMAScript (JavaScript)
1
Submitted by
anonymous
-
3 years ago
1
Currency amount validation with sign (cents optional)
ECMAScript (JavaScript)
Allows Number: Currency amount US (cents optional) Can use US-style 123,456.78 notation Optional thousands separators; optional two-digit fraction; commas; dollar sign
Submitted by
NatZol
-
3 years ago
0
url check
PCRE2 (PHP >=7.3)
check for urls
Submitted by
naxmefy
-
3 years ago
0
Number, Upper, Lower, SpecialChars
PCRE2 (PHP >=7.3)
/^(?=.?[A-Z])(?=.?[a-z])(?=.?[0-9])(?=.?[#?!@$%^&-]).$/gm
Submitted by
anonymous
-
3 years ago
0
alphabet and number allowed
PCRE2 (PHP >=7.3)
/^(?=.?[a-zA-Z])(?=.?[0-9])/gm
Submitted by
anonymous
-
3 years ago
0
Adds JsonPropertyName attribute to class members in a C# class
PCRE2 (PHP >=7.3)
Useful for adding JsonPropertyName to a bunch of class members. Given: ` public string MemberId { get; set; } `...
Submitted by
PatrickV
-
3 years ago
0
Port range validation
PCRE2 (PHP >=7.3)
Regex to match tcp/udp port and range. Comma can be used as delimiter
Submitted by
anonymous
-
3 years ago
0
Our Box # Format Reader/Checker
PCRE2 (PHP >=7.3)
This is used to check and grab parts from our box # format at our production facility.
Submitted by
edp9884
-
3 years ago
0
Html Color Regex
ECMAScript (JavaScript)
This Regex can be used to validate the different format of colors in the HTML
Submitted by
Pranomvignesh
-
3 years ago
0
Friendzymes: dna-annotate github action example
Golang
Example input-pattern for the Friendzymes GitHub Action dna-annotate.
Submitted by
Friendzymes Team
-
3 years ago
0
Match word or phrase not preceded by another word or phrase
PCRE2 (PHP >=7.3)
Modified from this StackOverflow answer, this Regex matches a word or phrase which is not preceded by another word or phrase
Submitted by
anonymous
-
3 years ago
0
Match password
Python
Requirements: At least one lower and one upper case letter At least one digit or special character
Submitted by
anonymous
-
3 years ago
0
繼續畫記 bug
ECMAScript (JavaScript)
fix 繼續畫記 can not merge overlap tag bug: // failed case: <*認知/自殺與憂鬱_3*>之前我的朋友</*認知/自殺與憂鬱_3*>生了什麼病現在她都好了還硬要給這什麼預後的藥她說對<*認知/自殺與憂鬱_3*>成分會過敏也</*認知/自殺與憂鬱_3*>沒有避開想害人也不是這樣還是對沒生病的地方開藥她已經身<*認知/自殺與憂鬱_3*>材在一天內</*認知/自殺與憂鬱_3*> // in this case, it'll have matched group: // part1: <*認...
Submitted by
anonymous
-
3 years ago
0
Coordinates Validation
PCRE2 (PHP >=7.3)
This is for validating coordinates
Submitted by
anonymous
-
3 years ago
0
thx hjpotter
PCRE2 (PHP >=7.3)
Thanks
Submitted by
hjpotter92
-
3 years ago
1
Parse URLs
Python
A regular expression to parse URLs. Complete with comments.
Submitted by
D. Torres
-
3 years ago
0
Encontrar los caracteres que habría que eliminar para convertir una cadena en un número decimal completo o por completar.
PCRE (PHP <7.3)
Encontrar cada carácter que cumplan alguna de las siguientes condiciones: No es un dígito ni un punto ni un signo menos. Un signo menos que no es el primer carácter de la cadena. Un punto después del cual se puede encontrar otro punto.
Submitted by
Jorge Gómez Prada
-
3 years ago
0
Glue
PCRE2 (PHP >=7.3)
Join separate words together! Joinseparatewordstogether!
Submitted by
Mendel Groner
-
3 years ago
0
Minimum words
ECMAScript (JavaScript)
change the ending {5,} to {x,} with x being minimum words
Submitted by
anonymous
-
3 years ago
1
...
188
189
190
191
192
...
902
Community Library Entry
0
Regular Expression
PCRE2 (PHP >=7.3)
/
(
(
https
?
:
)?
\/\/
)?
(
(
[
\d\w
]
|
%
[
a
-
fA
-
f
\d
]
{2,2}
)+
(
:
(
[
\d\w
]
|
%
[
a
-
fA
-
f
\d
]
{2,2}
)+
)?
@
)?
(
[
\d\w
]
[
-
\d\w
]
{0,253}
[
\d\w
]
\.
)+
[
\w
]
{2,63}
(
:
[
\d
]
+
)?
(
\/
(
[
-+_~.
\d\w
]
|
%
[
a
-
fA
-
f
\d
]
{2,2}
)*
)*
(
\?
(
&
?
(
[
-+_~.
\d\w
]
|
%
[
a
-
fA
-
f
\d
]
{2,2}
)
=
?
)*
)?
(
#
(
[
-+_~.
\d\w
]
|
%
[
a
-
fA
-
f
\d
]
{2,2}
)*
)?
/
gmi
Open regex in editor
Description
check for urls
Submitted by
naxmefy
-
3 years ago