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PCRE2 (PHP >=7.3)
PCRE (PHP <7.3)
ECMAScript (JavaScript)
Python
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Community Patterns
Search among 5,720 community submitted regex patterns...
1
All zeros after first digit
ECMAScript (JavaScript)
Number string where only zeros follow the first digit
Submitted by
anonymous
-
7 days ago
1
IPv4, IPv6 and CIDR ranges validation pattern
ECMAScript (JavaScript)
This regex can be used to validate IPv4 and IPv6 addresses as well as CIDR ranges
Submitted by
Simon
-
3 days ago
1
Markdown Masked links
ECMAScript (JavaScript)
matches for any markdown Masked link text detected `` not detected (not valid(on most platforms))
Submitted by
yande
-
3 days ago
1
VALID_IP
Python
VALID_IP checker
Submitted by
GSV
-
2 days ago
(Last modified 2 days ago)
1
URI-reference
ECMAScript (JavaScript)
URI-reference syntax matcher based on RFC 3986 a.k.a. Uniform Resource Identifier (URI): Generic Syntax #URL #URI #RFC #3968 #RFC3968
Submitted by
Niemiets
-
a day ago
(Last modified 3 hours ago)
-2
Decimal Number
ECMAScript (JavaScript)
Parse decimal numbers with optional thousands and/or decimal separator. #i18n #l11n #international
Submitted by
Andreas Pizsa
-
10 years ago
-1
Find image style
ECMAScript (JavaScript)
style img
Submitted by
anonymous
-
11 years ago
-1
Twitter #hashtags
Python
Using the twitter API, take a tweet object and find & link #tags to embed in HTML
Submitted by
@triplec1988
-
11 years ago
-1
email
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
10 years ago
0
Phone area code - prefix - number
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
10 years ago
0
adding space after (.) period and next word
ECMAScript (JavaScript)
Requirement was to check if there is space between . and next text and if not the then add space
Submitted by
Prajkta
-
10 years ago
0
filename split
ECMAScript (JavaScript)
Splitting file names
Submitted by
Miloš Ratković
-
10 years ago
0
Telephone Number Simple
ECMAScript (JavaScript)
no description available
Submitted by
Nemesarial
-
10 years ago
0
Canadian Postal Code
ECMAScript (JavaScript)
3 Forms: H5H 5H5 H5H5H5 H5H-5H5
Submitted by
Christopher Dufort
-
9 years ago
0
IBAN
ECMAScript (JavaScript)
Italian IBAN
Submitted by
Italo
-
9 years ago
0
SSN
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
9 years ago
0
Arabic diacritics matching تحديد التشكيل العربي
ECMAScript (JavaScript)
It will match all Arabic diacritics in Arabic text, its useful to remove diacritics and to replace it with some css.
Submitted by
Emad Ghaly
-
9 years ago
-3
111
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
10 years ago
-2
email
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
10 years ago
-2
Detect HTML Linebreak Tags
ECMAScript (JavaScript)
Detect various possible HTML linebreak tags (eg. )
Submitted by
@benhodgson
-
9 years ago
1
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Demo
1
Regular Expression
Python
r"
age
\s
[
a
-
z
]
+
:
\s
*
\d
+
\s
*
(
-
\s
*
\d
+
\s
*
(
years
?
|
months
?
|
yrs
)
/
\d
+
\s
*
)+
years
and
up
"
g
Open regex in editor
Description
no description available
Submitted by
anonymous
-
8 years ago