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 18,040 community submitted regex patterns...
5
Password strength
ECMAScript (JavaScript)
Regular expression for password validation Rules: 8-120 chars no spaces must contain at least one a-z char must contain at least one A-Z char...
Submitted by
@razvanz
-
9 years ago
5
ipv6
PCRE (PHP <7.3)
Match an ipv6 address
Submitted by
Frusty
-
9 years ago
5
North American Phone Number
ECMAScript (JavaScript)
Validate North American phone numbers with capture groups for the Area Code, Exchange Code, Line Number, and Extension.
Submitted by
AaronBoots
-
8 years ago
9
only numbers
PCRE (PHP <7.3)
A string with only numbers in
Submitted by
Gotts
-
9 years ago
9
Youtube ID match
PCRE (PHP <7.3)
This regex will match any Youtube video ID thrown at it and return one capturing group containing the ID.
Submitted by
Jacob Overgaard
-
11 years ago
8
Validate Base64 single-line string
PCRE (PHP <7.3)
no description available
Submitted by
ka.
-
12 years ago
6
search word with an accent
ECMAScript (JavaScript)
search any word with an accent
Submitted by
Thegner Pierre
-
9 years ago
6
HTML tag stripper
PCRE (PHP <7.3)
This regex will identify all html start and end tags.
Submitted by
anonymous
-
9 years ago
7
split URL into location-resource-params (JavaScript)
ECMAScript (JavaScript)
Extract resource location, name and query parameters from a URL (JavaScript version)
Submitted by
cebence
-
11 years ago
8
Extract Protocol, URL, URL Path, get parameters and hash from URI
Python
This is simplified from my last submission.
Submitted by
Dale O'Brien
-
11 years ago
4
Phone number
PCRE (PHP <7.3)
no description available
Submitted by
Mark Landry
-
9 years ago
3
SQL select columns
PCRE (PHP <7.3)
no description available
Submitted by
Phan
-
11 years ago
3
Task 2, part 1
PCRE (PHP <7.3)
Finds all source numbers in square brackets
Submitted by
Kovalev Evgeny
-
11 years ago
3
how to match both lines?
Python
f_name may contain spaces, numbers, characters,... so I would go for a but then I couldn't use [...]? anymore to match the second line?
Submitted by
anonymous
-
10 years ago
3
Find URLs in markdown where the lines have been wrapped
Python
no description available
Submitted by
anonymous
-
10 years ago
3
TimezoneOffset
ECMAScript (JavaScript)
parses timezones in the format -08:00 or -8:0
Submitted by
Neha Kadam
-
10 years ago
3
URL with matching categories
PCRE (PHP <7.3)
Finds the protocol, subdomain, ((domain, extension)/ipaddress), port, filepath (split in path and filename), the route and the query string.
Submitted by
fps
-
10 years ago
3
Smart Target Blank
ECMAScript (JavaScript)
Allow you to check if the JavaScript location.pathname is a link required adding a target="_blank".
Submitted by
Bruno Lesieur
-
10 years ago
3
Request mask idea
ECMAScript (JavaScript)
Do you like apis and nodejs as I do?, then this must be for you, have you noticed that all the famous apis have a common functionality? the ability to request partial responses with masks, so if you have a friend list you may want to return only a few fields you know just in case. You will end up re...
Submitted by
Marco Villarreal<erick.slayer.m.v@gmail.com>
-
10 years ago
3
PL Phone number
PCRE (PHP <7.3)
PL Phone number
Submitted by
Dawid
-
10 years ago
1
...
7
8
9
10
11
...
902
Community Library Entry
1
Regular Expression
PCRE2 (PHP >=7.3)
/
^
(
0
[
1
-
9
]
|
1
[
0
-
2
]
)
-
(
0
[
1
-
9
]
|
[
12
]
[
0
-
9
]
|
3
[
01
]
)
-
\d
{4}
$
/
gm
Open regex in editor
Description
techwiki.biz
Submitted by
anonymous
-
4 months ago