Regex Domain Name From Email. Last Tld must be at least two characters and a maximum of 6 characters. The domain name should be a-z A-Z 0-9 and hyphen- The domain name should between 1 and 63 characters long.
The string inside quotes is the regex that may contain any kind of name the user has. This example uses a simple regex S to validate an email address. Username may NOT startend with -_ or any other non alphanumeric character.
To determine whether an email address is valid pass the email address to the MailAddressMailAddressString class constructor.
This is how you perform the replacement removing everything except for the domain name as defined by the second group of characters in the regex above. The only roman alphabet restriction is in the TLD which for a long time has been more than 2 or 3 chars museum aero info. Though it obviously allows many things that arent email addresses such as - the regex is quick and simple and will never block a valid email address. Last Tld must be at least two characters and a maximum of 6 characters.