You have an online form.
You want to validate every field, especially email input fields.
You do not want just check if its has a value of not, but also if its in the right format (e.g. email@email.com).
If you answered yes to all of these then the function below if perfect for you.
Check it out…
function validate_email($email){ if(!eregi("^([[:alnum:]]|_|\.|-)+@([[:alnum:]]|\.|-)+(\.)([a-z]{2,4})$", $email)){ return $error=1; } }
Fell free to abuse…