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 15,040 community submitted regex patterns...
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Accept Language Header parser
PCRE (PHP <7.3)
parses accept language http header groups: language code iso-693-1 without country specification preference quality value
Submitted by
schunka
-
6 years ago
2017-09-12 07:36
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Duplicate Words
PCRE (PHP <7.3)
Duplicate Words
Submitted by
anonymous
-
6 years ago
2017-09-10 15:55
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Tag Content Extractor
PCRE (PHP <7.3)
Tag Content Extractor
Submitted by
anonymous
-
6 years ago
2017-09-10 14:20
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
French Phone Number Validation
PCRE (PHP <7.3)
Accept several kind of format, more or less usual. And refuse incorrect formats. Prefix: 0033 / +33 / (0) / 0 Number: collapsed / group by 2 / group by 3 Separator: space / dot / dash
Submitted by
RonanKER
-
6 years ago
2017-09-10 00:42
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Validate and decompose email address (English alphabet compliant)
PCRE (PHP <7.3)
If you understand the regexp, you can adjust it to your need. restrict special characters to .%_'- (localpart) limit length of each part and the whole to reasonable size supports 'XN' tld If you need help, read http://www.regular-expressions.info/email.html See also https://www.debuggex.com/r/9cdaaw...
Submitted by
RonanKER
-
6 years ago
2017-09-09 22:22
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Match router ARP table
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
6 years ago
2017-09-08 17:46
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Addition of speed stat
PCRE (PHP <7.3)
no description available
Submitted by
RaoCZ
-
6 years ago
2017-09-08 16:46
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Fetch last word in line
PCRE (PHP <7.3)
This expression grabs the last word in a line of text up to the first space it encounters reading from the back of the line (negative look behind)
Submitted by
James Dafferner
-
6 years ago
2017-09-08 15:40
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
StackExchangeScraper3
PCRE (PHP <7.3)
StackExchangeScraper3
Submitted by
anonymous
-
6 years ago
2017-09-08 10:59
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
StackExchangeScraper2
PCRE (PHP <7.3)
StackExchangeScraper2
Submitted by
anonymous
-
6 years ago
2017-09-08 10:59
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
StackExchangeScraper1
PCRE (PHP <7.3)
StackExchangeScraper1
Submitted by
anonymous
-
6 years ago
2017-09-08 10:58
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Pipe Regex
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
6 years ago
2017-09-08 09:27
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
nlp homework1
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
6 years ago
2017-09-08 00:35
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Password matcher
PCRE (PHP <7.3)
The password must have between six and ten word characters \w It must include at least one lowercase character [a-z] It must include at least three uppercase characters [A-Z] It must include at least one digit \d
Submitted by
anonymous
-
6 years ago
2017-09-08 00:15
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
memberOf list
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
6 years ago
2017-09-07 19:53
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
EEG pipeline filename
PCRE (PHP <7.3)
no description available
Submitted by
anonymous
-
6 years ago
2017-09-07 12:10
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Powershell function declaration
PCRE (PHP <7.3)
Powershell function declaration (first line)
Submitted by
@turboBasic
-
6 years ago
2017-09-07 08:30
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Windows Security Log Event ID 4767
PCRE (PHP <7.3)
A user account was unlocked
Submitted by
anonymous
-
6 years ago
2017-09-07 08:01
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Windows Security Log Event ID 4740
PCRE (PHP <7.3)
A user account was locked out
Submitted by
anonymous
-
6 years ago
2017-09-07 07:50
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Windows Security Log Event ID 4647
PCRE (PHP <7.3)
User initiated logoff
Submitted by
anonymous
-
6 years ago
2017-09-07 07:31
1
...
452
453
454
455
456
457
458
...
752
Email matching with a grain of salt
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Regular Expression
PCRE (PHP <7.3)
/
^
(?<username>
(?:
[
a
-
zA
-
Z0
-
9
\{\}
_+
]
[
a
-
zA
-
Z0
-
9+
\.\\\/
_
\-\{\}
~=
]
+
[
a
-
zA
-
Z0
-
9
\{\}
_+
]
)
|
(?:
\"
(?:
[
a
-
zA
-
Z0
-
9
\\\/\[\]\{\}\(\)\.
,;~#_=@&<>+
\-
]
|
\\\"
)+
\"
)
|
(?:
[
a
-
zA
-
Z
]
+
)
)
@
(?<domain>
(?:
[
a
-
zA
-
Z0
-
9
]
+
\.
?
)+
\.
(?:
[
a
-
zA
-
Z0
-
9
]
+
)
)
$
/
gmx
Open regex in editor
Description
Loading markdown...
Submitted by
Luigi Trabacchin
-
6 years ago
2017-08-03 09:12