Regular Expressions 101

The email validation for registration

validating uri template

Full email validation with optional "." "-" "_"

This RegEx checks if a text is valid for a SEPA-XML-File. It should be helpfull if you want to implement payment information to your site and don´t wont to get into trouble with char conversion that is done by your bank.

Complete (recursive) JSON validation regular expression.

United States City name validation

validation for Argentina postal codes, previous four digits + new CPA

Validates an url path that must begin with '/' and not contain special characters or repeated '/' [forward slashes]

Regular for testing empty strings for validation purpose

Validates Multiple email addresses seperated by comma.

This pattern validates all the possible dates for all months in YYYY-MM-DD format. Due to limitations of regex it can not validate the dates of february for leap year. It will allow the date 29 for leap year too. Make sure to validate that yourself.

Use this Regex for server-side validation also with some slight modifications like so for .NET -- @\w+(-+.']\w+)@\w+([-.]\w+)\.[a-zA-Z0-9]{2,6}([-.{2,6})*;

This Regx has full validation of a standard email ID

Full Validation of Email ID

A basic and rude email validation

Validates all formats of phone numbers for international calls. Accepts all kinds of internationa call prefixes.