'smtp', // 'mail', 'sendmail', or 'smtp' 'smtp_host' => 'smtp.mailtrap.io', 'smtp_port' => 25, 'smtp_user' => '505a0d93534180', 'smtp_pass' => '07433d0ae4879d', 'smtp_crypto' => 'tls', //can be 'ssl' or 'tls' for example 'mailtype' => 'html', //plaintext 'text' mails or 'html' 'smtp_timeout' => '4', //in seconds 'charset' => 'iso-8859-1', 'wordwrap' => TRUE ); ?>