RE: [PHP] Re: email validation (no regex)

> > What you have is virtually impossible to determine if all legitimate > possibilities are covered. > > email validation using regex is a very heavily analyzed subject > > Google "regex email validate" and you'll find loads of expressions. > Look at the Zend article, it provides some insight. > > I fully understand about the almost limitless possibilities. Googling the > subject returns results more mind boggling than the regex itself. :o) Do > ANY of the regex examples you have found cover all those possibilities? > If > so, why are there so many different approaches? For most applications, > where you will only be validating a small number of emails in a given day, > why put yourself to all the regex pain, still to not have covered all the > possibilities? > > In the end, with regards to email validation, all most people need is to > know that a given email has a proper username, just 1 '@' in the middle, > and > a valid domain. If it doesn't, its a bogus email address. As to that, why not validate the email address by sending an automated message to the supplied account, requiring the person to click on a validation link? Easy, simple, works better than either method currently being discussed, purely for its simplicity, if nothing else. Much warmth, Murray --- "Lost in thought..." http://www.planetthoughtful.org