Regular Expressions 101

Order By

Sponsors
There are currently no sponsors. Become a sponsor today!

Community Patterns

-2

Test email

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
-2

Match website - http:|https://i.imgur.com

ECMAScript (JavaScript)
no description available
Submitted by ghrifter - 9 years ago
-2

Match Content-Range response header

ECMAScript (JavaScript)
Matches the Content-Range response header format -[end]/[total|*]
Submitted by mdezem - 9 years ago
-2

Find a IPV4

ECMAScript (JavaScript)
no description available
Submitted by Jon Dotsoy - 9 years ago
-2

Any telephone number with region and country in any format

ECMAScript (JavaScript)
Matches any telephone number with region parentesis, or separated by points or dash or spaces
Submitted by https://co.linkedin.com/in/andresfelipecardona - 9 years ago
-2

Zipcode Mundial

PCRE (PHP <7.3)
no description available
Submitted by Mariela Gonzalez - 9 years ago
-2

Detect HTML Linebreak Tags

ECMAScript (JavaScript)
Detect various possible HTML linebreak tags (eg. )
Submitted by @benhodgson - 9 years ago
-2

Check syntax port ACL VNG

ECMAScript (JavaScript)
no description available
Submitted by nguyenvq - 9 years ago
-2

posix

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
-2

spot2-test

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
-2

Host and domains

Python
no description available
Submitted by anonymous - 9 years ago
-2

Get HTML DIV content

PCRE (PHP <7.3)
Get the content of a DIV HTML Tag.
Submitted by Ivan Milazzotti - 9 years ago
-2

String with 1 lowercase 1 uppercase & 1 digit

ECMAScript (JavaScript)
Regular expression for a validating a string with following rules: at least one lowercase letter at least one upper case letter at least one digit length between 6 and 14...
Submitted by Rasmita Dash - 9 years ago
-2

cron expression

ECMAScript (JavaScript)
This is a relaxed cron validation, meaning that any valid cron expression should pass this; but not anything that passes regex validation is a good cron expression. Used as preliminary validation in web ui. Supports all special characters. Includes seconds field.
Submitted by enlait - 9 years ago
-2

UK (Europe) DateTime

ECMAScript (JavaScript)
Validates input to match UK Date Time standard
Submitted by Bascoder - 9 years ago
-2

Validate credit card numbers

PCRE (PHP <7.3)
Visa, MasterCard, American Express, Diners Club, Discover, JCB
Submitted by www.regular-expressions.info/creditcard.html - 9 years ago
-2

IPv4

Python
allows for all legal IPv4 addresses
Submitted by anonymous - 9 years ago
-2

Twitter Date format

ECMAScript (JavaScript)
no description available
Submitted by hjgabrielsen - 9 years ago
-2

Expression that does not include a subexpression

PCRE (PHP <7.3)
Pattern that matches all expression that not include a subexpression. The subexpression could be replaced by a string.
Submitted by aquintas - 9 years ago
-2

Parse all adresses in href

PCRE (PHP <7.3)
no description available
Submitted by anonymous - 9 years ago
1...56789...896

Rust Phone Number

1

Regular Expression
Rust

r"
\b[(]?(?P<areaCode>\d{3})[)]?[ .-](?P<phone>\d{3}[ .-]\d{4})\b
"
gs
Open regex in editor

Description

not fully featured, but simple.

Submitted by Jakersnell - a year ago