Validate email field against database records
I have a standard registration form with an email field that is validated to be a correct email entry. Now I'd like to add an additional validation to the email field. The email address that the user enters show be validated against a list of allowed email endings like:
I've tried to use the server validation at insert, with like entry as validation type and the recordset field as server variable. But the validation does not seem to work...
Thx for any help.