public function __construct($var_name, $max_length)
 {
     parent::__construct("Max {$var_name} length: {$max_length} characters!");
 }
 public function __construct($email)
 {
     parent::__construct("\"{$email}\" is not a valid email address!");
 }
 public function __construct()
 {
     parent::__construct('The name and email most both be set when adding someone to the mailing-list people table!');
 }