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Community Patterns
Search among 18,040 community submitted regex patterns...
4
Match Brackets and anything inside
ECMAScript (JavaScript)
no description available
Submitted by
andreayang
-
11 years ago
1
saja
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
11 years ago
0
Dotted-decimal IPv4 address
PCRE (PHP <7.3)
Validates an IPv4 address for use as a URI host as defined in RFC-3986.
Submitted by
ezzatron
-
11 years ago
1
{if}{endif} matcher
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
11 years ago
1
get image with classname
ECMAScript (JavaScript)
no description available
Submitted by
@cloverink
-
11 years ago
1
why this matches?
PCRE (PHP <7.3)
no description available
Submitted by
romans
-
11 years ago
-1
Substitutin
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
11 years ago
0
negated special characters
PCRE (PHP <7.3)
no description available
Submitted by
Rimjhim
-
11 years ago
238
Matching email addresses per RFC5322
PCRE (PHP <7.3)
The BNF rules from RFC 5322 transformed to PCRE by Nikita Popov and described in the post http://nikic.github.io/2012/06/15/The-true-power-of-regular-expressions.html.
Submitted by
Michael Musson
-
11 years ago
0
quoted string possibly containing escaped delimiter
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
11 years ago
1
bridal quality
PCRE (PHP <7.3)
no description available
Submitted by
mine
-
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
Anom
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
11 years ago
0
Simple
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
11 years ago
1
email
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
11 years ago
-1
Find image style
ECMAScript (JavaScript)
style img
Submitted by
anonymous
-
11 years ago
3
HTML image tag src
ECMAScript (JavaScript)
Capture src attribute of HTML image tags
Submitted by
Simon Altschuler
-
11 years ago
0
Match quotes around words (including whitespace)
PCRE (PHP <7.3)
no description available
Submitted by
Michael de Silva
-
11 years ago
3
Get Nth value (3 times)
PCRE (PHP <7.3)
capture Nth character from string, 3 times
Submitted by
K.
-
11 years ago
2
hghdgh
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
11 years ago
1
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Community Library Entry
1
Regular Expression
PCRE (PHP <7.3)
/
^
(
(?:
(?:
[^
?+*{}()[
\]\\
|
]
+
|
\\
.
|
\[
(?:
\^
?
\\
.
|
\^
[^
\\
]
|
[^
\\
^
]
)
(?:
[^
\]\\
]
+
|
\\
.
)*
\]
|
\(
(?:
\?
[
:=!
]
|
\?
<
[
=!
]
|
\?
>
)?
(?1)
?
?
\)
|
\(\?
(?:
R
|
[
+-
]
?
\d
+
)
\)
)
(?:
(?:
[
?+*
]
|
\{
\d
+
(?:
,
\d
*
)?
\}
)
[
?+
]
?
)?
|
\|
)*
)
$
/
Open regex in editor
Description
no description available
Submitted by
anonymous
-
10 years ago