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 5,760 community submitted regex patterns...
0
Official Emeil validation Regex
ECMAScript (JavaScript)
Regex from the Mail::RFC822::Address: regexp-based address validation Access here
Submitted by
Igor Julliano Aguiar Sotero
-
2 years ago
0
fcc-title-case-a-sentence
ECMAScript (JavaScript)
a regex to find first letter of each word
Submitted by
anonymous
-
a year ago
0
IPv4-CIDR
ECMAScript (JavaScript)
Match IPv4-CIDR (JavaScript)
Submitted by
fwqaaq
-
a year ago
0
Redis command parser
ECMAScript (JavaScript)
Modified source from https://stackoverflow.com/a/64833638/1454045
Submitted by
Nathaniel Schweinberg
-
a year ago
0
JabRef biblatex alphabetic adaption
Java 8
A regex used to emulate the biblatex alphabetic citation key style in JabRef: https://discourse.jabref.org/t/use-field-markers-in-regex-for-citation-key-generator/3842
Submitted by
anonymous
-
a year ago
(Last modified a year ago)
0
Regex para Versión de Software
Python
Aún está pendiente que detecte ciertas versiones, como cuando trae la fecha o el 32/64 bits, build X, entre otros ejemplos
Submitted by
anonymous
-
a year ago
0
CSS @import statement
ECMAScript (JavaScript)
Matches CSS @import statements with media and layer support
Submitted by
anonymous
-
a year ago
0
catch inner element
Java 8
working regex for any
Submitted by
anonymous
-
a year ago
0
detect inner function with recursiion
Java 8
working for all not for java
Submitted by
anonymous
-
a year ago
0
APA Citation v1
Java 8
Parse APA v7 citations
Submitted by
mathias v
-
a year ago
0
Java RegEx Group Test
Java 8
Test
Submitted by
anonymous
-
a year ago
0
Java RegExMatch Example
Java 8
This is an example for stackoverflow
Submitted by
anonymous
-
a year ago
0
last last name wo suffix1
Python
last last name wo suffix1
Submitted by
josh
-
a year ago
0
匹配任何小数,小数点后不保留0
ECMAScript (JavaScript)
匹配任何小数,小数点后不保留0
Submitted by
anonymous
-
a year ago
0
match ipv4 dynamic add
Python
match ipv4 dynamic add
Submitted by
anonymous
-
a year ago
0
scriptpak №1
Python
scriptpak №1
Submitted by
anonymous
-
a year ago
0
Markdown JSON codeblock match
ECMAScript (JavaScript)
Useful to extract JSON from LLM markdown responses
Submitted by
Lamer217
-
a year ago
(Last modified a year ago)
0
Options symbol parse
ECMAScript (JavaScript)
parse option symbol
Submitted by
anonymous
-
a year ago
0
001~999之间的整数
Python
匹配001~999之间的整数
Submitted by
jgx
-
a year ago
0
Remove JSON value quotes
ECMAScript (JavaScript)
Removes quotes from value of JSON string
Submitted by
anonymous
-
a year ago
1
...
182
183
184
185
186
...
288
Community Library Entry
16
Regular Expression
ECMAScript (JavaScript)
/
^
(?=
.
*
[
0
-
9
]
)
(?=
.
*
[
a
-
z
]
)
(?=
.
*
[
A
-
Z
]
)
(?=
.
*
[
@#$%^&+=.
\-
_*
]
)
(
[
a
-
zA
-
Z0
-
9@#$%^&+=*.
\-
_
]
){3,}
$
/
Open regex in editor
Description
Safe Password that allow only with a number, a lowercase, a uppercase, and a special character
Submitted by
davidlondono
-
10 years ago