Please enable JavaScript to use this web application.
Regular
Expressions
101
Social
Social
Join the Discord community!
Follow me on twitter!
Send me an email
Donate
Donate
Donate through Paypal
Become a Github Sponsor
Info
Info
Find out what's new!
RegEx101 Wiki
Report bugs or make suggestions
What's new?
Loading content...
Close
Regex Editor
Regex Editor
Community Patterns
Community Patterns
Account
Account
Regex Quiz
Regex Quiz
Settings
Settings
Live Help
Live Help
Get help on Discord
Get help on IRC
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 (C#)
Rust
Sponsors
Community Patterns
Search among 11,660 community submitted regex patterns...
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Canadian Phone Number Validator
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-04 14:51
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Data attributes with or without value
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-04 14:55
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
nginx server_name tokenizer
PCRE (PHP <7.3)
This regex sets different parts of the url host in variables : $domain $namespace $feature $isAPI...
Submitted by
anonymous
-
4 years ago
2020-05-04 16:08
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Test
Golang
no description available
Submitted by
anonymous
-
4 years ago
2020-05-05 04:47
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
DACH mob tel
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-05 14:03
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
address
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-06 06:17
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Revert
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-06 09:49
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
JIRA Tickets
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-06 09:50
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Fox EMEA PDP's
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-06 13:16
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
CEP mask
PCRE (PHP <7.3)
Brazilian CEP mask
Submitted by
anonymous
-
4 years ago
2020-05-06 16:24
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Negative lookahead to excluded non-Windows Office and a couple others
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-06 18:15
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Clear
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-07 01:56
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Consecutive images
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-07 08:34
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
CAN1
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-08 06:54
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
CAN2
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-08 06:56
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
CAN1-v2
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-08 07:03
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
CAN2-v4
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-08 07:05
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
tilak punctuation regex
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-08 07:57
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
oid test
PCRE (PHP <7.3)
test if a string represents a valid oid
Submitted by
anonymous
-
4 years ago
2020-05-08 08:53
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
WaitForKey
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
4 years ago
2020-05-08 17:09
1
...
521
522
523
524
525
526
527
...
583
decode
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Regular Expression
PCRE (PHP <7.3)
/
=
\?
(?:
(?i)
UTF-8
|
iso-8859-
(?:
[
1
-
9
]
|
1
[
0
-
6
]
)
)
\?
(?:
(?:
B
\?
[
A
-
Za
-
z
\d
=
\+
]
+
)
|
(?:
Q
\?
(
=
[
A
-
F
\d
]
{2}
)+
_
?
)
)
\?
=
/
gm
Open regex in editor
Description
Loading markdown...
Submitted by
anonymous
-
4 years ago
2020-05-31 22:43