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...
1
Email validation
PCRE2 (PHP >=7.3)
This code used to validate any email.
Submitted by
anonymous
-
5 months ago
1
change markdown image embeds to html image embeds
PCRE2 (PHP >=7.3)
change markdown image embeds to html image embeds
Submitted by
spierceVR
-
5 months ago
1
match a username after 'user:'
ECMAScript (JavaScript)
self explainatory title, username must not contain any exotic character.
Submitted by
Lagoffre
-
5 months ago
1
match a collection of usernames after tag 'users:' and between '[...]' and separated by commas
ECMAScript (JavaScript)
self explainatory title, usernames array must not contain any exotic character besides ,
Submitted by
Lagoffre
-
5 months ago
1
省市县 正则
PCRE2 (PHP >=7.3)
省市县
Submitted by
anonymous
-
5 months ago
1
NIR Sécurité Sociale en France
PCRE2 (PHP >=7.3)
Cette regex est un fork de celle-ci permettant de valider un numéro de sécurité sociale français et prenant en compte les cas spécifiques définis sur cette page Wikipedia
Submitted by
Nicolas Jourdain
-
5 months ago
(Last modified 5 months ago)
1
Fonction.Code
PCRE2 (PHP >=7.3)
Fonction.Code
Submitted by
Groupe 18
-
5 months ago
(Last modified 5 months ago)
1
Extract Grasemonkey userscript metadata
PCRE2 (PHP >=7.3)
This regex uses groups to extract metadata from Grasemonkey/Tampermonky user scripts.
Submitted by
pikapower9080
-
5 months ago
1
Minecraft whisper commands
PCRE2 (PHP >=7.3)
This regex lets you extract all the uses of the whisper command in Minecraft log files.
Submitted by
anonymous
-
5 months ago
1
CSS Selectors
PCRE2 (PHP >=7.3)
Captures CSS Selectors along with combinators
Submitted by
Joseph R
-
5 months ago
1
HTML attributes
ECMAScript (JavaScript)
Find specific HTML attributes
Submitted by
Joseph R.
-
5 months ago
1
1 lower 1 upper 1 special char, 8 to 18 chars...
PCRE2 (PHP >=7.3)
1 lower 1 upper 1 special char, 8 to 18 chars...
Submitted by
anonymous
-
5 months ago
1
Catch domains
Python
Catch domains from str. Details see TEST STRING
Submitted by
Casey TSui
-
5 months ago
1
snake_case
PCRE2 (PHP >=7.3)
snake_case
Submitted by
Groupe 18
-
5 months ago
(Last modified 5 months ago)
1
для haproxy kuma
PCRE2 (PHP >=7.3)
начало
Submitted by
anonymous
-
5 months ago
1
IP address without local
.NET 7.0 (C#)
Matches IP addresses excluding local addresses
Submitted by
pvl_zh
-
5 months ago
1
Operations between integers
PCRE2 (PHP >=7.3)
Detect operations between integers (12^-3) and split them into three capture groups: lhs: 12 op : ^ rhs: -3 `
Submitted by
benetsugarboy
-
5 months ago
1
ORCID iD
Python
The ORCID ID (16-digit identifiers) format checker. Reference: Format of the ORCID iD
Submitted by
Ken Lui
-
5 months ago
1
.NET CSV parser
.NET 7.0 (C#)
Parses CSV files using comma (,) as delimiter and double quote (") as quoted-field tag. Features: Respects empty fields, including at the beginning and at the end of the line Respects line breaks in quoted fields
Submitted by
kevinhp
-
4 months ago
1
Expression for calculator`s memory
PCRE2 (PHP >=7.3)
variable should be only letters = variable almost in the memory or the value including negative
Submitted by
Breathe of fate
-
4 months ago
1
...
357
358
359
360
361
...
902
Community Library Entry
0
Regular Expression
PCRE (PHP <7.3)
/
^
[
A
-
Z
]
{2}
[
0
-
9
]
{3}
[
A
-
Z
]
{2}
$
/
gm
Open regex in editor
Description
no description available
Submitted by
anonymous
-
5 years ago