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 500 community submitted regex patterns...
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
extract <*n or <n where n is a number
Golang
see https://stackoverflow.com/questions/76228402/regex-to-extract-n-where-n-is-digit
Submitted by
code_monk
-
7 months ago
2023-05-11 14:37
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Phrase enclosed case insensitive
.NET (C#)
Match everything enclosed, say, a phrase, with case insensitive.
Submitted by
kosalanuwan
-
7 months ago
2023-05-09 15:42
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Authelia regex path rules
Golang
Testing Authelia subdomain / path rules. You can read more at the Authelia Docs By default, this regex101 page is shown a test for a generic API path domain: "some-sub.drpranavmishra.com" resources:...
Submitted by
Pranav Mishra
-
7 months ago
2023-05-06 19:29
(Last modified 7 months ago)
2023-05-07 13:35
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
date time validation
.NET (C#)
Validation of the date of time, taking into account the high year in the format date.ToString("yyMMdd-hh_mm_ss").
Submitted by
Oleksii Serikov (alex@neochrom.biz)
-
7 months ago
2023-05-04 16:18
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Get digits
Golang
Trying to get digits
Submitted by
Arthur Silva
-
7 months ago
2023-05-03 18:20
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
SUPPL REGEX
Java 8
Regex to get only information in the SUPPL subdirectory
Submitted by
O'Connor
-
7 months ago
2023-05-02 16:38
(Last modified 7 months ago)
2023-05-12 16:02
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
walter1976LastClean
Golang
walter1976LastClean
Submitted by
anonymous
-
7 months ago
2023-05-02 03:52
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
匹配限定后缀名的文件,忽略大小写
Golang
匹配.mka后缀名的文件,忽略大小写
Submitted by
anonymous
-
7 months ago
2023-04-26 14:47
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
匹配限定后缀名中的指定关键字,忽略大小写
Golang
匹配.mkv和.mp4后缀名中包含menu或sp或.sample,忽略大小写
Submitted by
anonymous
-
7 months ago
2023-04-26 14:31
(Last modified 7 months ago)
2023-04-26 14:38
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Türkiye Araç Plaka Regexi - Türkiye Car Plate Regex
Java 8
Gist link for Java : https://gist.github.com/Gencturk-m/9962ce1e1dcf4dd9307062e34b023183 Aşağıdaki yapıdaki plakaları kabul eder: "01-81 X 9999", "01-81 X 99999"...
Submitted by
Melih Gençtürk - https://github.com/gencturk-m
-
7 months ago
2023-04-24 20:44
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
test everything
Java 8
hello
Submitted by
anonymous
-
7 months ago
2023-04-23 00:40
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
golang re2 negative lookahead
Golang
Aquivalent solution for golang's unsupported negative lookahead in re2 flavor of go's regex. This example provides a negative lookahead similar to (?!/api/) ignoring routes with the /api/ prefix at the start.
Submitted by
misha
-
7 months ago
2023-04-21 10:28
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Pick uuidValue from jSON payload
Java 8
.
Submitted by
jeevan
-
7 months ago
2023-04-18 14:56
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Split up text to 40 signs
Java 8
This splits a text into sequences of max. 40 chars, concatting with a pipe
Submitted by
anonymous
-
8 months ago
2023-04-13 13:21
3
3 upvotes, 0 downvotes (score 43.8%) (You must be signed in to vote)
Caltrans EA validation with optional XX-XXXXXX entry and C##-#????#
.NET (C#)
Checks validity of an EA number first two digits 01-12 followed by hyphen then a number from 0-4 and then 4 numbers or uppercase letters and ending in a 1 or 4 for example "05-1J7601". Adding a capital C to the beginning is also accepted "C05-1J7601", along with the entry of 2 X's hyphen and 6 X's ...
Submitted by
RDJ@Ct
-
8 months ago
2023-04-07 19:11
(Last modified 8 months ago)
2023-04-07 19:51
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Check Windows file name
.NET (C#)
Verifying Windows file names (without suffix)
Submitted by
anonymous
-
8 months ago
2023-04-06 01:43
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
section headers
Java 8
ff
Submitted by
ff
-
8 months ago
2023-04-05 23:05
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
awdwa
Java 8
dwa
Submitted by
dwa
-
8 months ago
2023-04-05 06:29
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
json value extract
Java 8
json value extract
Submitted by
anonymous
-
8 months ago
2023-04-01 02:24
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Email finder
Java 8
Matches with the valid email addresses.
Submitted by
anonymous
-
8 months ago
2023-03-27 23:58
1
2
3
4
5
6
...
25
TAP Result Log issue
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Regular Expression
.NET (C#)
@"
(
[
+-
]
?
(?=
\.
\d
|
\d
)
(?:
\d
+
)?
(?:
\.
?
\d
*
)?
(?:
[
eE
]
[
+-
]
?
\d
+
)
)
"
g
Open regex in editor
Description
Loading markdown...
Submitted by
Darwin Subramaniam
-
a year ago
2022-11-15 03:28
(Last modified a year ago)
2022-11-15 08:43