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 18,020 community submitted regex patterns...
3
Match quoted strings, ignoring escaped quotes
PCRE (PHP <7.3)
Matches single or double quoted strings, and ignores backslash-escaped quotes within the string.
Submitted by
Maddingue
-
11 years ago
6
Repair unquoted HTML attribute values
PCRE (PHP <7.3)
Usually MSWord HTML exports
Submitted by
Ka.
-
11 years ago
8
Validate Base64 single-line string
PCRE (PHP <7.3)
no description available
Submitted by
ka.
-
12 years ago
18
Date: DD-MM-YYYY hh:mm:ss
Recommended
PCRE (PHP <7.3)
Validate and capture dateTime parts, includes validation for leap years, range 1000-2999. Fixed bug
Submitted by
Ka.
-
12 years ago
0
DateTime: DD-MM-YYYY HH:mm:ss
PCRE (PHP <7.3)
Validate and Capture (in 1000-2999 range) Leap-Year Correct
Submitted by
anonymous
-
12 years ago
-18
dd-mm-YYYY HH:mm:ss (year range 1000-2999)
PCRE (PHP <7.3)
Validate Gregorian calendar dates that contain 24-hour times. This will also correctly match the Feb 29 date when it falls on a valid leap year. Leap years occur every 4 years, with one exception: when a year is evenly divisible by 100 but not evenly divisible by 400, the year will not be a leap ye...
Submitted by
Ka.
-
12 years ago
(Last modified a year ago)
2
js function test
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
12 years ago
4
1st TSV
PCRE (PHP <7.3)
no description available
Submitted by
DynV
-
12 years ago
1
Table Purgatory
PCRE (PHP <7.3)
A regex to find all nowrap text occurrences and name all the groups involved in preparation for a replacement pass
Submitted by
Joe Hacobian
-
12 years ago
4
Strip out domain extensions except for Microsoft .net technologies.
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
12 years ago
4
For Auto RTFs
PCRE (PHP <7.3)
no description available
Submitted by
Dan Bloomquist
-
12 years ago
4
Strip multi-line (star) comments from JavaScript, while leaving any CDATA sections intact.
PCRE (PHP <7.3)
This regular expression removes multi-line (star) comments from JavaScript, while leaving any CDATA sections intact. Use the global (g) modifier to match them all (if you plan to use PHP's preg_replace, the g modifier is not necessary), and use the (s) modifier to make dots match newlines (this will...
Submitted by
Dane MacMillan
-
12 years ago
2
MIME type verification
PCRE (PHP <7.3)
See http://tools.ietf.org/html/rfc2045#section-5.1
Submitted by
Erin Millard
-
12 years ago
1
PHP ReflectionParameter:__toString() parser
PCRE (PHP <7.3)
See http://www.php.net/manual/en/reflectionparameter.tostring.php
Submitted by
Erin Millard
-
12 years ago
13
PHP variable name
PCRE (PHP <7.3)
Valid PHP variable name as defined in the manual at http://php.net/manual/en/language.variables.basics.php
Submitted by
Erin Millard
-
12 years ago
52
Disorted Email Addresses
PCRE (PHP <7.3)
Matches distorted email addresses and converts them back to real ones.
Submitted by
dislick
-
12 years ago
40
URL regexp
PCRE (PHP <7.3)
A quite neat regular expression for URLs, e-mails..., I found on Matthew O'Riordan's blog.
Submitted by
Matthew O'Riordan
-
12 years ago
1
...
899
900
901
Community Library Entry
1
Regular Expression
PCRE (PHP <7.3)
/
^
(?:
lundi
|
mardi
|
mercredi
|
jeudi
|
vendredi
|
samedi
|
dimanche
)
[
0
-
3
]
?
[
0
-
9
]
(?:
janvier
|
f
[
eé
]
vrier
|
mars
|
avril
|
mai
|
juin
|
juillet
|
ao
[
uû
]
t
|
septembre
|
octobre
|
novembre
|
d
[
eé
]
cembre
)
[
0
-
9
]
{4}
[
0
-
9
]
{1,2}
:
[
0
-
9
]
{1,2}
:
[
0
-
9
]
{1,2}
$
/
i
Open regex in editor
Description
no description available
Submitted by
Kerosene
-
11 years ago