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 3,760 community submitted regex patterns...
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
TODO Js
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
2019-01-21 21:20
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
My lib
Golang
no description available
Submitted by
anonymous
-
5 years ago
2019-01-22 19:09
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Danish date
ECMAScript (JavaScript)
Find Danish date
Submitted by
anonymous
-
5 years ago
2019-01-24 08:24
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Don Hang
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
2019-01-24 07:38
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Twitter search scraper
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
2019-01-27 21:13
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
espacios antes
Golang
no description available
Submitted by
anonymous
-
5 years ago
2019-01-28 10:24
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
HeatingManager - Identify Hours
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
2019-01-28 18:15
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Emoji escaper
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
2019-01-30 15:23
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Embedly Providers
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
2019-01-30 20:29
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
take the public id from image cloudinary
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
2019-02-01 18:59
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
AWS API access key
ECMAScript (JavaScript)
Catching AWS API access keys
Submitted by
anonymous
-
5 years ago
2019-02-02 10:22
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
UGUF - Saison
ECMAScript (JavaScript)
Extract season from different title formats
Submitted by
anonymous
-
5 years ago
2019-02-02 15:29
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
ISO Timestamp-ish
ECMAScript (JavaScript)
Matches ISO-like timestamp, with or without date and time separators
Submitted by
anonymous
-
5 years ago
2019-02-07 22:50
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
yt exp
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
2019-02-09 14:16
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Name validation
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
2019-02-10 07:27
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
nvsm
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
2019-02-12 17:19
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Formula All Operands
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
2019-02-15 13:39
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Formula Parse Operand
ECMAScript (JavaScript)
no description available
Submitted by
anonymous
-
5 years ago
2019-02-15 13:40
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Remove forward/reply prefixes (F:, Fw:, Fwd:, Re:, R:) from an email subject
ECMAScript (JavaScript)
C# Code Sample: var subject = "RE: RE:Fw: RE:FW: FWD: re: This is a message from a long thread re: asdf "; var pattern = @"((?:[\t ](?:R|RE|F|FW|FWD):[\t ]))(.)"; var regex = new Regex(pattern, RegexOptions.ECMAScript | RegexOptions.IgnoreCase); var match = regex.Match(subject); var extr...
Submitted by
safeer
-
5 years ago
2019-02-17 06:49
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Participant Slug
ECMAScript (JavaScript)
'a-z' - lowercase 'A-Z' - uppercase '-' - hyphens 0-9 - numeric {5, 32} between 5 and 32 characters
Submitted by
anonymous
-
5 years ago
2019-02-18 19:42
1
...
139
140
141
142
143
144
145
...
188
email validation
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Regular Expression
ECMAScript (JavaScript)
/
\b
[
A
-
Z0
-
9._%+-
]
+
@
[
A
-
Z0
-
9.-
]
+
\.
[
A
-
Z
]
{2,}
\b
/
i
Open regex in editor
Description
Loading markdown...
Submitted by
Guti
-
8 years ago
2016-03-18 15:43