Regular Expressions 101

Sri Lankans have two types of identifiation numbers. National Identity Card number Sri Lanka Identity Number National Identity Card number...

This regex matches most of the rules of conventional commits .

There are specific requirements for the different components of a UNC path. While it's possible to try and validate the entire UNC path in one go, you quite often end up needing to break the path down anyway unless simply handing it off to some other library (in which case they should be providing v...

custom validation for card name with custom validation. only allow these characters Alphanumeric (A-Z a-z0-9) Special Characters (#&+()/)

Validation of the date of time, taking into account the high year in the format date.ToString("yyMMdd-hh_mm_ss").

valid prod

Password requirements: Contains at least one uppercase letter. Contains at least one lowercase letter. Contains at least one digit. Does not contain any whitespace characters. Has a minimum length of 8 characters.

Extract the Data from Sri Lankan National Identity Card The SL NIC could be divided into two groups, Before 2016 (9 alphanumeric digits with one English letter) After 2016 (12 alphanumeric digits) ...

^([a-z0-9]+(?:([-]+|[.])[\w-]+|[-]))@([a-z0-9]+(?:([.-]\w+)\.)[a-z]{2,13})$

ECMAScript simple regex for email validation

Source: https://html.spec.whatwg.org/#e-mail-state-(type=email)

Regex URL validation pattern

refer to https://mobile.kapook.com/view7358.html

JS/TS regex for token validation.

Validates protocol, sub-domain, domain, and top-level domain. No port number and query string parameters validation is made.

Matches a list of cron expressions which are valid in the Quartz .NET library Quartz Net Cron Expression

Full name validation with latin caracters

brazilian car licence registry validation (validação de placa de carro brasileira e mercosul)

Vaild: valid.email@example.com john.doe123@example.co.uk alice_smith@company.org user1234@emailprovider.net...

RegEx pattern to match email addresses. Visit the detailed tutorial to learn more.