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
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 7.0 (C#)
Rust
Sponsors
There are currently no sponsors.
Become a sponsor today!
Community Patterns
Search among 5,080 community submitted regex patterns...
0
20200510
Python
no description available
Submitted by
anonymous
-
4 years ago
0
Return error description from custom application log
Python
Returning the error description after 'R' and before '('
Submitted by
anonymous
-
4 years ago
0
Asciidoctor Shortcutes Key-Value Pairs
Python
no description available
Submitted by
anonymous
-
4 years ago
0
tst
Python
no description available
Submitted by
anonymous
-
4 years ago
0
VAT number
Python
no description available
Submitted by
anonymous
-
4 years ago
0
Our order number
Python
no description available
Submitted by
anonymous
-
4 years ago
0
"Buster" keyword recognizer for 'elderly' flow
Python
no description available
Submitted by
anonymous
-
4 years ago
0
Exclude free emails
Python
no description available
Submitted by
anonymous
-
4 years ago
0
nosh
Python
no description available
Submitted by
anonymous
-
4 years ago
0
cadence-Virtuoso_Multi_mode_Simulation
Golang
no description available
Submitted by
anonymous
-
4 years ago
0
Übung 4 Aufgabe 3
Python
URL erkennen
Submitted by
anonymous
-
4 years ago
0
Übung 4 Aufgabe 4
Python
Finde XML
Submitted by
anonymous
-
4 years ago
0
Übung 4 Aufgabe 6a
Python
no description available
Submitted by
anonymous
-
4 years ago
0
Übung 4 Aufgabe 6b
Python
no description available
Submitted by
anonymous
-
4 years ago
0
detect assignment x=
Python
no description available
Submitted by
anonymous
-
4 years ago
0
NUTS Expression 2
Python
NUTS Expression: split the args
Submitted by
anonymous
-
4 years ago
0
NUTS Expression 3
Python
NUTS Expression: detect kwarg
Submitted by
anonymous
-
4 years ago
0
VAT label
Python
no description available
Submitted by
anonymous
-
4 years ago
0
Negative regexp
Python
no description available
Submitted by
anonymous
-
4 years ago
0
ClearQuest Audit Regex
Python
File format for ClearQuest's Audit logs.
Submitted by
anonymous
-
4 years ago
1
...
123
124
125
126
127
...
254
IPv4 extraction
1
Regular Expression
Python
r"
(
(
25
[
0
-
5
]
|
2
[
0
-
4
]
[
0
-
9
]
|
[
01
]
?
[
0
-
9
]
[
0
-
9
]
?
)
\.
){3}
(
25
[
0
-
5
]
|
2
[
0
-
4
]
[
0
-
9
]
|
[
01
]
?
[
0
-
9
]
[
0
-
9
]
?
)
"
Open regex in editor
Description
no description available
Submitted by
Jacob
-
10 years ago