Please enable JavaScript to use this web application.
Regular
Expressions
101
Social
Social
Join the Discord community!
Follow me on twitter!
Send me an email
Donate
Donate
Donate through Paypal
Become a Github Sponsor
Info
Info
Find out what's new!
RegEx101 Wiki
Report bugs or make suggestions
What's new?
Loading content...
Close
Regex Editor
Regex Editor
Community Patterns
Community Patterns
Account
Account
Regex Quiz
Regex Quiz
Settings
Settings
Live Help
Live Help
Get help on Discord
Get help on IRC
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 (C#)
Rust
Sponsors
Community Patterns
Search among 120 community submitted regex patterns...
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Semantic Version (semver)
.NET (C#)
.NET version of the Python regex found on https://semver.org/
Submitted by
semver.org,Jeff Jacobson
-
a year ago
2022-11-23 17:48
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
BI/CC
.NET (C#)
Verificação do número de BI/CC
Submitted by
anonymous
-
a year ago
2022-11-29 22:54
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Email address validator - ASCII standard
.NET (C#)
Checks whether the string is a valid email address per ASCII.
Submitted by
rotors6472
-
a year ago
2022-11-30 20:24
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
MoltenObsidian Internal Link
.NET (C#)
Provides parsing w/ named variables for MoltenObsidian-flavoured Markdown wikilinks. (https://github.com/Nodsoft/MoltenObsidian)
Submitted by
Sakura Akeno Isayeki
-
a year ago
2022-12-04 05:37
(Last modified 5 months ago)
2023-07-19 10:48
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Permiso CRE SAT México
.NET (C#)
Valida clave o permiso de la CRE
Submitted by
Omar Chávez / Documentación SAT - Comeplemento Nacional CFDIs
-
a year ago
2022-12-20 02:32
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
French Insurance Number
.NET (C#)
French Insurance Number
Submitted by
Dohts
-
a year ago
2022-12-23 11:22
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
fix plot histogram calls
.NET (C#)
k
Submitted by
anonymous
-
a year ago
2022-12-30 03:13
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
https://rextester.com/JFUKE76014
.NET (C#)
0x9d9b6f05d7b72588f83cc60fda4286ba45d13924 Nonce 6324 Rash 0xa964e1ee4c92c25f47392f67b735095304631089b5f2173825b7e93f49f08d57 Bloco 3391586 Commit fb5aa46...
Submitted by
0x9d9b6f05d7b72588f83cc60fda4286ba45d13924
-
a year ago
2023-01-09 19:01
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
nick anme
.NET (C#)
mvp
Submitted by
doppler
-
a year ago
2023-01-12 01:31
(Last modified a year ago)
2023-01-12 01:35
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Get h1-6 tag
.NET (C#)
(.*?)
Submitted by
OlegBel
-
a year ago
2023-01-17 14:18
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Match IPv4 Valid
.NET (C#)
expression to capture valid IP
Submitted by
anonymous
-
10 months ago
2023-01-27 19:38
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
^[A-Z,a-z,\-, ,\&]+$
.NET (C#)
Koray Bilgi, Text-Regex
Submitted by
anonymous
-
10 months ago
2023-02-06 12:47
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
01 Jan 2022 Mon 01:02:03
.NET (C#)
01 Jan 2022 Mon 01:02:03
Submitted by
anonymous
-
10 months ago
2023-02-06 12:52
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
USD
.NET (C#)
USD
Submitted by
anonymous
-
10 months ago
2023-02-06 12:53
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Minimum 10 herhangi dijit
.NET (C#)
Minimum 10 herhangi dijit
Submitted by
anonymous
-
10 months ago
2023-02-06 12:55
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
15.02.2022 15:00:00
.NET (C#)
15.02.2022 15:00:00
Submitted by
anonymous
-
10 months ago
2023-02-06 12:57
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Get ip address (only ipv6) Validator
.NET (C#)
Get ip address (only ipv6) Validator
Submitted by
Mr.Tang
-
10 months ago
2023-02-20 19:35
(Last modified 10 months ago)
2023-02-21 12:08
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Get ip address (only ipv4) Validator
.NET (C#)
Get ip address (only ipv4) Validator
Submitted by
Mr.Tang
-
10 months ago
2023-02-21 12:10
(Last modified 10 months ago)
2023-02-21 12:15
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Get python function declaration
Rust
Gets the python function declarations
Submitted by
anonymous
-
7 months ago
2023-05-01 17:57
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Unicode Hexadecimal
Rust
Find hexadecimal numbers using Extended Unicode Support.
Submitted by
anonymous
-
7 months ago
2023-05-17 21:24
(Last modified 7 months ago)
2023-05-17 21:52
1
2
3
4
5
6
BI/CC
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Regular Expression
.NET (C#)
@"
^
(
\d
{9}
)
(
[
a
-
zA
-
Z
]
{2}
)
\d$
"
mg
Open regex in editor
Description
Loading markdown...
Submitted by
anonymous
-
a year ago
2022-11-29 22:54