require_once "Mail.php";
function send_mail_pear (){
 $mail_to = 'recipient1@domain.com, recipient2@domain.com';
 $mail_subject = 'Enquiry From Website';
 $mail_from = 'My Website '; // make sure email is authorised in your AuthSMTP account
$mail_body = 'Email body HTML';

$headers = array(
 'From' => $mail_from,
 'To' => $mail_to,
 'Subject' => $mail_subject,
 'Content-type' => 'text/html; charset=utf-8');

$smtp = Mail::factory('smtp', array(
 'host' => 'ssl://mail.authsmtp.com',
 'port' => '465',
 'auth' => true,
 'debug' => false,
 'username' => 'accountId', // Your AuthSMTP account username
 'password' => 'Password' // Your AuthSMTP account password
 ));

$mail = $smtp->send($mail_to, $headers, $mail_body);
 if (PEAR::isError($mail)) { //Email sending failed (to troubleshoot set 'debug' => true)
 return (false);
 } 
 else{ // Email was sent successfully
 return (true);
 }
}

January 2017