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
Community Patterns
Search among 15,400 community submitted regex patterns...
1
Match valid pairwise braces in text
PCRE (PHP <7.3)
The string '{}' is valid while '{{}' is invalid as well as '}{'. Now, is this one valid: '{{{{v{a{l{{i{d or }i}}}n}v}}al}i}d?' ?
Submitted by
nowox
-
9 years ago
1
Ebay
PCRE (PHP <7.3)
no description available
Submitted by
Sasan
-
9 years ago
1
OpenSSL certificates ASCII match all in chain
PCRE (PHP <7.3)
Match all certificate in a chain from a OpenSSL s_client output. Need for this come from a script that should be able to verify the root CA of a URL.
Submitted by
Evgeni Simeonov
-
9 years ago
1
second life
PCRE (PHP <7.3)
sim regex
Submitted by
tez
-
9 years ago
1
Strip i/b tags of attributes
PCRE (PHP <7.3)
no description available
Submitted by
Callum Barclay
-
9 years ago
1
Botanical Sciences
PCRE (PHP <7.3)
Grupo Autores
Submitted by
anonymous
-
9 years ago
1
as
PCRE (PHP <7.3)
as
Submitted by
as
-
9 years ago
-2
SQL Comment
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
9 years ago
8
Alphanumeric and Spaces
PCRE (PHP <7.3)
Alow alphanumeric characters and spaces
Submitted by
JTN
-
9 years ago
(Last modified 10 months ago)
1
Combined Regex
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
9 years ago
2
anyword plus word
ECMAScript (JavaScript)
no description available
Submitted by
7 HJ
-
9 years ago
1
PHPunit AssertEquals from AssertTrue
PCRE (PHP <7.3)
Replaces all occurrences of AssertTrue(a == b); in a file with AssertEquals(a,b), which allows for more information in the test.
Submitted by
Chandler Swift
-
9 years ago
-2
match all html tags
PCRE (PHP <7.3)
http://haacked.com/archive/2004/10/25/usingregularexpressionstomatchhtml.aspx/
Submitted by
anonymous
-
9 years ago
1
Word plus anyword
ECMAScript (JavaScript)
no description available
Submitted by
/ HJ
-
9 years ago
2
WindowsUpdate.log Line Breaker
PCRE (PHP <7.3)
This regex defines the end and the beginning of a WindowsUpdate.log event.
Submitted by
Dion Pezzimenti
-
9 years ago
1
Phone number
PCRE (PHP <7.3)
U.S. Phone number with optional area code.
Submitted by
anonymous
-
9 years ago
1
Email Regex
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
9 years ago
1
Publicidad
PCRE (PHP <7.3)
Expresion regular para encontrar la palabra publicidad en los correos.
Submitted by
ajnocdor
-
9 years ago
2
Match 3 Repeating Numbers
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
9 years ago
1
Worldmodel ID
PCRE (PHP <7.3)
Matches any worldmodel ID, and captures the class and instance numbers.
Submitted by
J. Van Schoor
-
9 years ago
1
...
690
691
692
693
694
...
770
JWT Validation
4
Regular Expression
PCRE (PHP <7.3)
/
^
(
[
a
-
zA
-
Z0
-
9_=
]
+
)
\.
(
[
a
-
zA
-
Z0
-
9_=
]
+
)
\.
(
[
a
-
zA
-
Z0
-
9_
\-\+\/
=
]
*
)
/
Open regex in editor
Description
Validate a Json Web Token (JWT).
Submitted by
Erik Maas
-
8 years ago