Please enable JavaScript to use this web application.
Regular
Expressions
101
Social
Donate
Info
Regex Editor
Community Patterns
Account
Regex Quiz
Settings
Order By
Most Recent
Most upvotes
Most downvotes
Highest Score
Lowest Score
Filter by Flavor
PCRE2 (PHP >=7.3)
PCRE (PHP <7.3)
ECMAScript (JavaScript)
Python
Golang
Java 8
.NET 7.0 (C#)
Rust
Sponsors
There are currently no sponsors.
Become a sponsor today!
Community Patterns
Search among 3,160 community submitted regex patterns...
19
Get path from any text
Recommended
PCRE2 (PHP >=7.3)
Get path (windows style) from any type of text (error message, e-mail corps ...), quoted or not. THIS IS THE SINGLE LINE VERSION !_ If you want understand how it work or edit it, go https://regex101.com/r/7o2fyy Relative path are not supported...
Submitted by
nitrateag
-
2 years ago
(Last modified a year ago)
5
Match any url in text or html (http, https)
PCRE2 (PHP >=7.3)
Match any url in text or html (http, https)
Submitted by
Jérémy Munsch
-
3 years ago
4
CloudFlare
PCRE2 (PHP >=7.3)
Cloud Flare
Submitted by
anonymous
-
3 years ago
4
Email
PCRE2 (PHP >=7.3)
email format control
Submitted by
ahmetbarut
-
3 years ago
3
Hostname validation
Golang
Validates subdomain, root domain, and wild card domains
Submitted by
AnonymousDapper
-
8 years ago
3
National Insurance Number regular expression
PCRE2 (PHP >=7.3)
This regular expression is build from the description of NINO number of GOV.UK,
Submitted by
Iftakhar Husan
-
4 years ago
3
Livestock - Visual tag and Back tag
PCRE2 (PHP >=7.3)
Visual tag and Back tag cannot more than 15 characters or only can contain uppercase, lowercase, space and dash.
Submitted by
Adrian Yim
-
4 years ago
3
camelCase2snake_case
PCRE2 (PHP >=7.3)
Convert camelCase to snake_case def camelCase2snake_case(txt): """ Convert camelCase to snake_case https://regex101.com/library/wUcSv4...
Submitted by
JV-conseil
-
2 years ago
3
Discord ID:NAME#DISCRIM match
PCRE2 (PHP >=7.3)
For example, using `Carl-bot to dump members of the @everyone role ordering highest of id`: `!dump @everyone %i:%u -o id` Example of return: 498984530968051713:lanjt#2129 ......
Submitted by
lanjt
-
3 years ago
3
mega.nz files and folders
PCRE2 (PHP >=7.3)
Regex for matching https://mega.nz file and folder URLs. https://github.com/tonikelope/megabasterd/issues/215
Submitted by
anonymous
-
3 years ago
3
example
PCRE2 (PHP >=7.3)
example
Submitted by
anonymous
-
3 years ago
3
Extract URL parts only named capturing groups
Golang
Extract URL parts only named capturing groups
Submitted by
dixanms
-
3 years ago
3
Remove extra/useless python elements for GPT input.
PCRE2 (PHP >=7.3)
This RegEx removes unused elements such as inline comments and blank lines in python code. This will save you tokens and time when using GPT-3+ or ChatGPT to help code and debug.
Submitted by
LukeL
-
2 years ago
(Last modified 2 years ago)
2
domain for Google Data Studio (re2 dialect)
Golang
Matches subdomain, domain and top level in a field that contains a urls. https://www.whatever.you.want ---> whatever.you.want
Submitted by
anonymous
-
8 years ago
2
URL parser
PCRE2 (PHP >=7.3)
The best way to parse URL via Regex. This can be used in javascript, PHP, etc.
Submitted by
Ivijan-Stefan Stipic
-
8 years ago
(Last modified a year ago)
2
Dutch zipcodes
PCRE2 (PHP >=7.3)
no description available
Submitted by
anonymous
-
4 years ago
(Last modified 7 months ago)
2
Dutch streetnames + housenumber + extension
PCRE2 (PHP >=7.3)
Validates a streetname + housenr + extension Somestreet 12 b
Submitted by
anonymous
-
4 years ago
(Last modified 7 months ago)
2
web log entry
PCRE2 (PHP >=7.3)
no description available
Submitted by
PepeRG
-
4 years ago
2
Comparison of decimals with operators such as <, >, !=, ==, <>
Java 8
Regex expression for comparing decimal numbers with the usual comparison operators such as (greater than), >= (greater than or equal to), != (not equal to), == (equal to), ... The regex also allows filtering of data from e.g. a database, whereby the first value is not needed, e.g. [FIELD] < 100
Submitted by
Florian Drees
-
4 years ago
2
Url
PCRE2 (PHP >=7.3)
Port https://regex101.com/library/cX0pJ8 to PCRE2 (PHP >= 7.3)
Submitted by
semivori
-
4 years ago
1
2
3
...
158
Community Library Entry
2
Regular Expression
PCRE2 (PHP >=7.3)
/
(?P<host>
\d
{1,3}
.\d
{1,3}
.\d
{1,3}
.\d
{1,3}
)
(
\s
-
\s
)
(?P<user_name>
[
\w
-
]
*
)
(
\s
\[
)
(?P<time>
\w
*
\/
\w
*
\/
\d
{1,4}
:
\d
{1,2}
:
\d
{1,2}
:
\d
{1,2}
\s
-
\d
{1,4}
)
(
\]
\s
\"
)
(?P<request>
.
*
)
(
"
)
/
gm
Open regex in editor
Description
no description available
Submitted by
PepeRG
-
4 years ago