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 15,080 community submitted regex patterns...
3
Full Best URL Regex Match
PCRE (PHP <7.3)
Best Full URL Regex to match URL, This is simple and can match 64K of url regex under 77ms Regex Matches All Below and more: https://example.domain http://example.domain...
Submitted by
divineniiquaye
-
3 years ago
3
National Insurance Number regular expression
PCRE2 (PHP >=7.3)
This regular expression is build from the description of NINO number of GOV.UK,
Submitted by
Iftakhar Husan
-
3 years ago
3
Email
ECMAScript (JavaScript)
This is a bit simpler version that is still quite robust. It was taken from a Formik example.
Submitted by
codefinity
-
3 years ago
3
Livestock - Visual tag and Back tag
PCRE2 (PHP >=7.3)
Visual tag and Back tag cannot more than 15 characters or only can contain uppercase, lowercase, space and dash.
Submitted by
Adrian Yim
-
3 years ago
3
discord invite link
ECMAScript (JavaScript)
detect discord invite links such as: discord.gg/link discord.com/invite/link .gg/link .com/invite/link...
Submitted by
padero
-
3 years ago
3
camelCase2snake_case
PCRE2 (PHP >=7.3)
Convert camelCase to snake_case def camelCase2snake_case(txt): """ Convert camelCase to snake_case https://regex101.com/library/wUcSv4...
Submitted by
JV-conseil
-
a year ago
3
Discord ID:NAME#DISCRIM match
PCRE2 (PHP >=7.3)
For example, using `Carl-bot to dump members of the @everyone role ordering highest of id`: `!dump @everyone %i:%u -o id` Example of return: 498984530968051713:lanjt#2129 ......
Submitted by
lanjt
-
3 years ago
3
example
PCRE2 (PHP >=7.3)
example
Submitted by
anonymous
-
3 years ago
3
Viet Nam Phone Number
ECMAScript (JavaScript)
Viet Nam Phone Number Regex. This regex include: Cellphone number: Viettel, Vinaphone, Mobiphone, Vietnamobile, Iteltelecom, Reddi (055) Telephone number (such as: 024, 028,...) Start with Exactly 10 or 11 numbers
Submitted by
tuangt12
-
3 years ago
3
Match any url in text or html (http, https)
PCRE2 (PHP >=7.3)
Match any url in text or html (http, https)
Submitted by
Jérémy Munsch
-
2 years ago
3
Remove extra/useless python elements for GPT input.
PCRE2 (PHP >=7.3)
This RegEx removes unused elements such as inline comments and blank lines in python code. This will save you tokens and time when using GPT-3+ or ChatGPT to help code and debug.
Submitted by
LukeL
-
a year ago
(Last modified a year ago)
4
Phone number
PCRE (PHP <7.3)
no description available
Submitted by
Mark Landry
-
9 years ago
7
split URL into location-resource-params (JavaScript)
ECMAScript (JavaScript)
Extract resource location, name and query parameters from a URL (JavaScript version)
Submitted by
cebence
-
10 years ago
6
search word with an accent
ECMAScript (JavaScript)
search any word with an accent
Submitted by
Thegner Pierre
-
9 years ago
6
HTML tag stripper
PCRE (PHP <7.3)
This regex will identify all html start and end tags.
Submitted by
anonymous
-
9 years ago
8
Validate Base64 single-line string
PCRE (PHP <7.3)
no description available
Submitted by
ka.
-
11 years ago
9
Youtube ID match
PCRE (PHP <7.3)
This regex will match any Youtube video ID thrown at it and return one capturing group containing the ID.
Submitted by
Jacob Overgaard
-
11 years ago
9
only numbers
PCRE (PHP <7.3)
A string with only numbers in
Submitted by
Gotts
-
9 years ago
5
parsing CSV file
PCRE (PHP <7.3)
It correctly handles simple values, empty values, and quoted values with commas inside.
Submitted by
Viktor Lova aka nsinreal
-
9 years ago
5
Latitude,Longitude fetcher
PCRE (PHP <7.3)
Useful to work with GoogleMap API.
Submitted by
anonymous
-
9 years ago
1
...
744
745
746
747
748
...
754
Bematech regex
0
Regular Expression
PCRE2 (PHP >=7.3)
/
^
https:
\/\/
(?<address>
[
A
-
Za
-
z0
-
9
\.\/
]
{1,}
)
\/
(?<sectorBase64>
(?:
[
A
-
Za
-
z0
-
9+
\/
]
{4}
)*
(?:
[
A
-
Za
-
z0
-
9+
\/
]
{4}
|
[
A
-
Za
-
z0
-
9+
\/
]
{3}
=
|
[
A
-
Za
-
z0
-
9+
\/
]
{2}
=
{2}
)
)
\/
(?<leitoBase64>
(?:
[
A
-
Za
-
z0
-
9+
\/
]
{4}
)*
(?:
[
A
-
Za
-
z0
-
9+
\/
]
{4}
|
[
A
-
Za
-
z0
-
9+
\/
]
{3}
=
|
[
A
-
Za
-
z0
-
9+
\/
]
{2}
=
{2}
)
)
\/
(?<language>
por
|
en
)
$
/
mg
Open regex in editor
Description
https://<endereço>/<setor>/<identificador>/<idioma>
Submitted by
anonymous
-
a year ago