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 18,040 community submitted regex patterns...
0
elb log filename parser
Python
This is the pattern for a ALB log files exported to s3.
Submitted by
anonymous
-
5 years ago
0
logpush regex
Python
this parses keys for logpush log files from cloudflare in s3
Submitted by
anonymous
-
5 years ago
0
match after
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
5 years ago
0
Bound Reference
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
5 years ago
0
frontkn CF
Python
no description available
Submitted by
anonymous
-
5 years ago
0
get signal name from timing file name
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
5 years ago
0
叫醒
Python
no description available
Submitted by
anonymous
-
5 years ago
0
nga @builder doc header 4
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
5 years ago
0
打扫
Python
no description available
Submitted by
anonymous
-
5 years ago
0
打扫
Python
no description available
Submitted by
anonymous
-
5 years ago
0
退房时间
Python
no description available
Submitted by
anonymous
-
5 years ago
0
Extract Whois Data
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
5 years ago
0
JSDB Connection String
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
0
Regex Connection String (Options)
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
5 years ago
0
os_version
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
5 years ago
0
resub unwanted group
Python
no description available
Submitted by
anonymous
-
5 years ago
0
URL
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
5 years ago
0
Choose column names from SQL string
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
0
RJ Legal Entity Identifier field
PCRE (PHP <7.3)
LEI field validation 20 chars (18 numbers or letters + 2 letters)
Submitted by
anonymous
-
5 years ago
0
Email Regex
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
1
...
347
348
349
350
351
...
902
Community Library Entry
0
Regular Expression
ECMAScript (JavaScript)
/
^
(?:
(?:
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
ip-v4
Submitted by
anonymous
-
5 years ago