The hostname to use in the Message-ID header and as default HELO string. If empty, PHPMailer attempts to find one with, in order, $_SERVER['SERVER_NAME'], gethostname(), php_uname('n'), or the value 'localhost.localdomain'.

Type: string

File

inc/PHPMailer/src/PHPMailer.php, line 217

Class

PHPMailer

PHPMailer - PHP email creation and transport class.

Namespace

PHPMailer\PHPMailer

Code

public $Hostname = '';