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...
1
Decimal number
ECMAScript (JavaScript)
Matches any decimal number. Supports positive/negative sign, thousands separators, and implicit zeros.
Submitted by
XeNoX (D:T0M11#1774, G/XNX11, i@xenox_officiel, T@XeNoXoff)
-
2 years ago
0
id_name_fb
PCRE2 (PHP >=7.3)
get id, name from fb link
Submitted by
anonymous
-
2 years ago
0
basic email validation
PCRE2 (PHP >=7.3)
Basic email regex for quick validation
Submitted by
bUxEE
-
2 years ago
0
itemku regex youtube
ECMAScript (JavaScript)
sdfsdfsdf
Submitted by
anonymous
-
2 years ago
0
password
PCRE (PHP <7.3)
validates password to Contain a-zA-Z0-9 and optional characters !$#@%
Submitted by
anonymous
-
2 years ago
0
RTDM_Thread_Pool
PCRE2 (PHP >=7.3)
RTDM_Thread_Pool
Submitted by
anonymous
-
2 years ago
0
Negative lookbehind
.NET 7.0 (C#)
There is not word boundary between the >< and as there seem to be at least 1 or more uppercase characters, then quantifier can be + to match 1 or more times. If you don't want to split at the start of the string, creating an empty entry in the result list, you can assert using a negative lookbehind ...
Submitted by
anonymous
-
2 years ago
-1
get_data
PCRE (PHP <7.3)
Extract any kind of numerical value (int or double, positive or negative) from a string written as a vector (ie '(#1, #2, #3)' ).
Submitted by
Jamie C. Dyer
-
2 years ago
0
IPv4 w/ w/o port validation and localhost string supported
PCRE (PHP <7.3)
IPv4 w/ w/o port validation and localhost string supported
Submitted by
anonymous
-
2 years ago
0
Validation
PCRE2 (PHP >=7.3)
^a-zA-Z+@[a-zA-Z]{3,20}\.[a-z]{3}$
Submitted by
anonymous
-
2 years ago
0
Email input validation
ECMAScript (JavaScript)
Regex to validate an email input with the following rules... Whole address: Up to 254 characters. Case insensitive. Username and domain separated by @ symbol....
Submitted by
chCharly
-
2 years ago
(Last modified 2 years ago)
1
Conventional Commits Validation Regex
PCRE2 (PHP >=7.3)
This regex matches most of the rules of conventional commits .
Submitted by
Ahmed Kamal
-
2 years ago
0
Camel Case - digits allowed
PCRE2 (PHP >=7.3)
To be proper camel case (with digits allowed) a word: MUST start with a lower case alphabet (a through z) MUST have no spaces, punctuation or special characters CAN have at most 1 uppercase alphabet in a row MAY end in an uppercase alphabet...
Submitted by
roubles
-
2 years ago
0
111
ECMAScript (JavaScript)
111
Submitted by
Alex
-
2 years ago
0
PasCamelCase
PCRE2 (PHP >=7.3)
PasCamelCase A combination of pascal and camel case. PasCamelCase is a lenient case style that is allows a phrase to use either pascal case or camel case rules. In addition, PasCamelCase allows for 2-3 letter acronyms such as Rules For a phrase to be valid PasCamelCase it:...
Submitted by
anonymous
-
2 years ago
(Last modified 2 years ago)
0
Pascal Case - digits allowed - Upto 3 upper case letters
ECMAScript (JavaScript)
To be proper pascal case a word with digits allowed and with upto 3 upper case letters, a word: MUST start with an upper case alphabet (A through Z) MUST have no spaces, punctuation or special characters CAN have at most 3 uppercase alphabets in a row CAN end in an uppercase alphabet ...
Submitted by
anonymous
-
2 years ago
0
Pascal Case - no digits allowed - Upto 3 upper case letters
ECMAScript (JavaScript)
To be proper pascal case a word with no digits allowed and with upto 3 upper case letters, a word: MUST start with an upper case alphabet (A through Z) MUST have no digits (0 - 9) MUST have no spaces, punctuation or special characters CAN have at most 3 uppercase alphabets in a row CAN end in an upp...
Submitted by
anonymous
-
2 years ago
(Last modified 2 years ago)
0
Pascal Case - digits allowed
ECMAScript (JavaScript)
To be proper pascal case a word with digits allowed and with upto 3 upper case letters, a word: MUST start with an upper case alphabet (A through Z) MUST have no digits (0 - 9) MUST have no spaces, punctuation or special characters CAN have at most 1 uppercase alphabet in a row CAN end in an upperca...
Submitted by
anonymous
-
2 years ago
0
Pascal Case - no digits allowed
ECMAScript (JavaScript)
To be proper pascal case with no digits allowed, a word: MUST start with an upper case alphabet (A through Z) MUST have no digits (0 - 9) MUST have no spaces, punctuation or special characters CAN have at most 1 uppercase alphabet in a row CAN end in an uppercase alphabet...
Submitted by
anonymous
-
2 years ago
(Last modified 2 years ago)
0
Camel Case - digits allowed - Upto 3 upper case letters
.NET 7.0 (C#)
Camel Case - digits allowed - Upto 3 upper case letters To be proper camel case a word with digits allowed and upto 3 upper case letters, a word: MUST start with a lower case alphabet (a through z) MUST have no spaces, punctuation or special characters CAN have at most 3 uppercase alphabets in a ro...
Submitted by
anonymous
-
2 years ago
1
...
121
122
123
124
125
...
902
Community Library Entry
0
Regular Expression
ECMAScript (JavaScript)
/
^
[
a
-
zA
-
Z
]
{1}
[
\d
]
{1}
[
a
-
zA
-
Z
]
{1}
(
[
-
]
)?
[
\d
]
{1}
[
a
-
zA
-
Z
]
{1}
[
\d
]
{1}
$
/
gm
Open regex in editor
Description
regex pattern for Canadian addresses
Submitted by
Victor Kimura - Surrey, Canada
-
2 years ago