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 3,780 community submitted regex patterns...
0
Intuit
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
8 years ago
0
Regrex email 64@255.2
ECMAScript (JavaScript)
Regrex email before @ is = 2 characters Lenght all of email <= 320 character
Submitted by
anonymous
-
8 years ago
0
Regrex email 64@255.2
ECMAScript (JavaScript)
Regrex email before @ is = 2 characters Lenght all of email <= 320 character
Submitted by
anonymous
-
8 years ago
0
isUrl() latest
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
8 years ago
1
Regrex email wiki
ECMAScript (JavaScript)
Length of email address is an industry standard, lady "The format of email addresses is local-part@domain where the local part may be up to 64 characters long and the domain may have a maximum of 255 characters[2]—but the maximum of 256-character length of a forward or reverse path restricts the ent...
Submitted by
anonymous
-
8 years ago
0
isUrl updated regex
ECMAScript (JavaScript)
Latest isUrl regex
Submitted by
anonymous
-
8 years ago
0
URL Basic Auth Parser
ECMAScript (JavaScript)
Awesome basic auth parser! Doesn't work if there is a protocol string.
Submitted by
anonymous
-
8 years ago
0
Linux Updates
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
8 years ago
0
SFMC Fields
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
8 years ago
0
Replace bad comments
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
8 years ago
0
Find a irregular character in file/directory names
ECMAScript (JavaScript)
Find first ocurrence of a irregular character in a file or dir name.
Submitted by
anonymous
-
8 years ago
0
匹配图片title src
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
8 years ago
0
校验密码必须包含字母、数字和特殊字符
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
8 years ago
0
特殊限制(环视否定)不以什么开头
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
8 years ago
0
Extract from on-pageText
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
8 years ago
0
Match int and float numbers in polynomial
ECMAScript (JavaScript)
I created this regex to match all integers and floats in polynomials. This regex MATCHES: 1) all integers 2) all floats ...
Submitted by
Giuseppe Tavella
-
8 years ago
0
Match int and float numbers in polynomial
ECMAScript (JavaScript)
I created this regex to match all integers and floats in polynomials. This regex MATCHES: 1) all integers 2) all floats ...
Submitted by
Giuseppe Tavella
-
8 years ago
0
Match int and float numbers in polynomial
ECMAScript (JavaScript)
I created this regex to match all integers and floats in polynomials. This regex MATCHES: 1) all integers 2) all floats ...
Submitted by
Giuseppe Tavella
-
8 years ago
0
Match int and float numbers in polynomial
ECMAScript (JavaScript)
I created this regex to match all integers and floats in polynomials. This regex MATCHES: 1) all integers 2) all floats ...
Submitted by
Giuseppe Tavella
-
8 years ago
0
Match int and float numbers in polynomial
ECMAScript (JavaScript)
I created this regex to match all integers and floats in polynomials. This regex MATCHES: 1) all integers 2) all floats ...
Submitted by
Giuseppe Tavella
-
8 years ago
1
...
120
121
122
123
124
...
189
Community Library Entry
0
Regular Expression
Java 8
"
^
(?<first>
[
a
-
z
]
+
)
\.
(?<second>
[
a
-
z
]
+
)
$
"
i
Open regex in editor
Description
This is an example for stackoverflow
Submitted by
anonymous
-
a year ago