Please enable JavaScript to use regex101
Regular
Expressions
101
Support Regex101
Social
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)
ECMAScript (JavaScript)
Python
Golang
Java
.NET 7.0 (C#)
Rust
PCRE (Legacy)
Sponsors
There are currently no sponsors.
Become a sponsor today!
Community Patterns
Search among 3,480 community submitted regex patterns...
-3
Number
Created
·
2014-07-13 16:14
Flavor
·
ECMAScript (JavaScript)
Gets all numbers in a string. This includes positive and negative numbers aswell as integers and floats. By: http://www.benlorantfy.com/
Submitted by
Ben
-3
Detect a numeric string
Created
·
2015-01-08 22:59
Flavor
·
ECMAScript (JavaScript)
no description available
Submitted by
Ankur Chauhan
-3
Strict email validation
Created
·
2015-02-28 10:35
Flavor
·
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-3
remove facebook urls from html
Created
·
2015-06-03 01:35
Flavor
·
ECMAScript (JavaScript)
This will remove all facebook urls from a HTML string
Submitted by
Russell Miller
-3
Html Tags
Created
·
2015-09-10 09:06
Flavor
·
ECMAScript (JavaScript)
Matches HTML structure
Submitted by
sagar
-3
matching words between tags
Created
·
2015-09-22 15:10
Flavor
·
ECMAScript (JavaScript)
matching words between square brachets tags include newline or carriage return
Submitted by
anonymous
-2
non-negative integer
Created
·
2014-01-16 19:16
Flavor
·
ECMAScript (JavaScript)
repeat ... refactor
Submitted by
jay johnson
-2
email
Created
·
2014-02-07 06:19
Flavor
·
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-2
Select ID from regex101 URL
Created
·
2014-04-15 04:39
Flavor
·
ECMAScript (JavaScript)
no description available
Submitted by
Vinay
-2
Regex to select text withing square brackets.
Created
·
2014-06-04 15:19
Flavor
·
ECMAScript (JavaScript)
no description available
Submitted by
Dhrubajyoti Gogoi
-2
Header `Link` validator
Created
·
2014-07-15 09:45
Flavor
·
ECMAScript (JavaScript)
no description available
Submitted by
Vaseker
-2
Matching HTML attributes
Created
·
2014-07-22 10:23
Flavor
·
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-2
Regex for 1 to 100 with or without decimal values
Created
·
2014-08-14 10:32
Flavor
·
ECMAScript (JavaScript)
no description available
Submitted by
Ved
-2
valid windows file name
Created
·
2014-10-01 14:31
Flavor
·
ECMAScript (JavaScript)
no description available
Submitted by
Mitacha
-2
Decimal Number
Created
·
2014-10-03 05:32
Flavor
·
ECMAScript (JavaScript)
Parse decimal numbers with optional thousands and/or decimal separator. #i18n #l11n #international
Submitted by
Andreas Pizsa
-2
I need some one to generate an regexp please
Created
·
2014-10-24 16:58
Flavor
·
ECMAScript (JavaScript)
I need regular expression for the string WC_AUTHENTICATION_1343459084. Here WC_AUTHENTICATION_ remains fixed and the number keeps changing. I have written the below logic. var re = new RegExp('[; ]'+"WC_PERSISTENT"+'[0-9]'); Please help
Submitted by
Sanuvimal.Mohan@target.com
-2
Comma-separated numbers with ranges
Created
·
2014-11-03 11:32
Flavor
·
ECMAScript (JavaScript)
no description available
Submitted by
Eugene
-2
S3 log analysis
Created
·
2014-11-30 18:31
Flavor
·
ECMAScript (JavaScript)
An updated S3 log analyzer. I found that my logs sometimes had strings quoted, so I needed to add possible handling for that.
Submitted by
Matt Ingenthron <ingenthr@cep.net>
-2
Username
Created
·
2015-04-08 03:53
Flavor
·
ECMAScript (JavaScript)
^[_a-zA-Z0-9]+$ how to make regex username with underscore. i'm using c# but this regex isn't working.
Submitted by
anonymous
-2
Match website - http:|https://i.imgur.com
Created
·
2015-05-22 22:26
Flavor
·
ECMAScript (JavaScript)
no description available
Submitted by
ghrifter
Previous page
1
2
3
…
174
Next page
Community Library Entry
1
Regular Expression
Created
·
2015-12-01 01:39
Flavor
·
ECMAScript (JavaScript)
/
^
[
A
-
Z
]
{3}
|
[
Dd
]
?
/
gm
Open regex in editor
Description
3 alpha characters expected, except in the instance of Germany which allows 1 alpha character.
Submitted by
anonymous