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 240 community submitted regex patterns...
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
Cover dates from 2009 and older in French format and English
Java 8
Covering Dates starting from year 2009 and older in French and English Some of the valid Dates format April 2nd 2008 April 2 2008 April 02 2008...
Submitted by
Francois-Alexandre Valade-Casaubon
-
a year ago
-2
rustyms: pro forma single modification
Rust
The regex to match a single pro forma modification with all its intricacies.
Submitted by
Douwe Schulte
-
a year ago
-1
Dart relative import
Java 8
find dart relative import path
Submitted by
sagarpanchal
-
a year ago
-1
Capturing groups with suffix
Java 8
Capturing the content of column names which are duplicate in nature to extract the actual name and suffix ("right" / "left")
Submitted by
anonymous
-
a year ago
-2
Ascending and Descending order
Java 8
This regex is to match Ascending or descending order of 8 digit number
Submitted by
anonymous
-
a year ago
1
...
10
11
12
Community Library Entry
0
Regular Expression
PCRE (PHP <7.3)
/
^
(
(?:
[
A
-
Za
-
z0
-
9+
]
+
)
(?:
[
._-
]
{1}
[
A
-
Za
-
z
]
+
)*
)
(
[
._-
]
{1}
(?:
[
+
-
_
\d
A
-
Za
-
z.
]
*
)*
)*
$
/
gm
Open regex in editor
Description
Splitting Additionalname in Basename and Specification
Submitted by
JK
-
a year ago
(Last modified a year ago)