private function validateEmail($email) {

		if(true === is_string($email)) {
			return false !== filter_var(trim($email), \FILTER_VALIDATE_EMAIL);
		}

		return false;
	}
private function validateEmail($email) {

		if(true === is_string($email)) {
			return false !== filter_var(trim($email), \FILTER_VALIDATE_EMAIL);
		}

		return false;
	}
private function validateEmail ( $ email ) { if ( true === is_string ( $ email ) ) { return false !== filter_var ( trim ( $ email ) , \ FILTER_VALIDATE_EMAIL ) ; } return false ; }
Returns if a email is valid or not
@param string email
@return boolean
Returns if a email is valid or not