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 220 community submitted regex patterns...
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Rick Roll
Java 8
Matches chorus of Never Going to Give You Up
Submitted by
Stephen Battista
-
2 years ago
2022-02-01 19:56
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Android Package Validation - Java Regex
Java 8
Note: replace the "\." with "\\." if you paste this on your java. The regex will match if the package name is valid. example: my.new.hello.world.app Supports: a-z 0-9 and underscore Supports multiple dots
Submitted by
dlv_dls2
-
2 years ago
2022-02-06 06:30
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
匹配中英文括号
Java 8
可以用来替换企业名称中的中英文括号 eg: 阿里巴巴(中国)股份 阿里巴巴(中国)股份
Submitted by
tuan_luo
-
2 years ago
2022-02-10 06:46
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Matching build file names
Java 8
Matches various versions of build file filenames from our jenkins builds
Submitted by
Sean Furrh
-
2 years ago
2022-02-16 22:31
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Facebook IDs
Java 8
A general regular expression that uses the keywords 'Facebook' and 'id' to collect strings that contain Facebook IDs. Also, added an additional condition to where if there's a long numeric string it will be match a group given that, 'Facebook' is within the string. This is a special use-case and can...
Submitted by
loganmcampbell
-
2 years ago
2022-03-16 19:27
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
9 Digit SSN String
Java 8
If for whatever reason there isn't a delimiter within your data to for storing your SSNs you should be able to use this regular expression to capture 9 digit strings within data. You might need to add special keywords to filter out false positives.
Submitted by
loganmcampbell
-
2 years ago
2022-03-16 19:30
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Specific Year Dates (Regular Expression)
Java 8
Here's a regular expression to handle a specific year in the different forms of dates: YYYY-MM-DD DD-MM-YYYY MM-DD-YYYY ...
Submitted by
loganmcampbell
-
2 years ago
2022-03-16 19:33
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Regular expression for capturing dates and date ranges.
Java 8
A proof of concept regex that captures dates and date ranges with a variety of separators. Works with both DMY and MDY, and if one is not needed, it can be easily deleted from the regex. The full variety of months needs to be implemented by the programmer themselves since developing it in regex101...
Submitted by
Matey Krastev
-
2 years ago
2022-04-07 20:19
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
IP Address
Java 8
(^([0-9]{2,3}.)([0-9]{2,3}.)([0-9]{2,3}.)([0-9]{2,3})$)
Submitted by
anonymous
-
a year ago
2022-08-02 08:40
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
phone number middle number parsing
Java 8
middle number parsing regex
Submitted by
anonymous
-
a year ago
2022-09-26 05:32
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
AsciiDoc delimited block example
Java 8
https://docs.asciidoctor.org/asciidoc/latest/blocks/delimited/
Submitted by
aisbergde
-
a year ago
2022-10-10 10:07
(Last modified a year ago)
2022-10-10 10:08
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Replace ^ with Math.pow function. Not made to work with braces.
Java 8
Replaces ^ with Math.pow function call. This assumes all braces have been combined first. If you need help with the combination, I got you—try this Python algorithm: def evaluate_braces(expr): """Recursively evaluate expressions within braces""" Check if expression contains braces if '(' in...
Submitted by
Glitchii - https://github.com/Glitchii
-
9 months ago
2023-03-15 22:00
(Last modified 9 months ago)
2023-03-15 22:30
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
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)
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
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
html <Title>
Java 8
htnle
Submitted by
erichologist
-
4 months ago
2023-08-09 16:02
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Extract any link or endpoint
Java 8
Extract any link or endpoint from 1- HTML page source 2- HTTP responses 3- JS files Feel free to contact me on Telegram https://t.me/c4ir0 if you:...
Submitted by
Cairo
-
3 months ago
2023-08-25 22:32
(Last modified 3 months ago)
2023-08-27 08:35
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Match many cases of 8601
Java 8
This is still a working in progress Need to do Unit Tests and search for more use cases Match partial cases of 8601 such as: missing offset missing time...
Submitted by
jpmand
-
3 months ago
2023-08-31 11:08
(Last modified 3 months ago)
2023-08-31 14:32
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
CSV
Java 8
Crude CSV regex to split only by characters surrounded by non-whitespace characters. Ignore that it dosen't highlight all of the other commas in the editor. If you select the g regex flag it will properly show here, but not work in Java. Credit to @merosity (Merosity#0135) on Discord!
Submitted by
Merosity, regice202
-
3 months ago
2023-09-09 10:06
1
1 upvotes, 0 downvotes (score 20.7%) (You must be signed in to vote)
Extract text strings from repeating text fields followed by a suffix
Java 8
This regex expression is useful for extracting only the text string from a value in a column that may contain values from individual rows with repeat strings tagged with a suffix. For example - Row 1: "Sales (#1)", Row 2: "Sales Match (#2)". From the shared examples, this regex will extract the text...
Submitted by
nilotpalc
-
2 months ago
2023-09-22 11:56
1
...
7
8
9
10
11
tas-branch-validation
0
0 upvotes, 0 downvotes (score 0%) (You must be signed in to vote)
Regular Expression
Java 8
"
^
(?<branchType>
hotfix
|
feature
|
maint
)
\/
(?<tasMaMi>
(?:
0
|
[
1
-
9
]
\d
*
)
\.
(?:
0
|
[
1
-
9
]
\d
*
)
(?<isTest>
-test
)?
)
\/
(?<branchName>
[
\w
\-\.
\d
]
{1,30}
)
$
"
gm
Open regex in editor
Description
Loading markdown...
Submitted by
doron-hafner
-
9 months ago
2023-03-16 10:07