yii send a message

Send e-mail configuration:

Open the configuration file, add the following code to the components => [...] in (Example: Advanced default configuration /common/config/main-local.php)

'Mailer' => [
             'class' => 'Yii \ swiftmailer \ Mailer', 
            'viewPath' => '@ the Common / mail', 
            'useFileTransport' => false ,     // here we must change the false, otherwise messages are not send 
            'Transport' => [
                 'class' =>' Swift_SmtpTransport ', 
                ' Host '=>' smtp.163.com ', 
                ' username '=>' [email protected] ', 
                ' password '=>' * ******** ',         // if the mailbox is 163, here to fill in the authorization code 
                ' Port '=>' 25 ', 
                'Encryption '=>' tls', // 'Port' => '994', // if tls ssl protocol converter can not send 
                // 'encryption' => 'ssl ',
                
            ],
        ],

/ * * 
 * @Param the setFrom Action ([ 'In Email' => 'name']) sender email => Sender name     
 * @param Action setTo ( 'In Email') Recipient In Email     
 * @param Action $ the setSubject email heading            
 * / 
 
        $ mail = \ Yii :: $ App -> mailer-> Compose ()
         -> setFrom ([ '[email protected]' => 'Yii Chinese network' ])
         -> setTo ( '391 430 388 @ QQ .com ' )
         -> setSubject (' e-mail sending configuration ' )
         // -> setTextBody (' Yii Chinese web tutorials nice www.yii-china.com ') // release text text 
        -> setHtmlBody ( "<br> ! Yii Chinese network tutorial nice www.yii-china.com ")     // release can be tagged with html text 
        ->send();
        if($mail)
            echo 'success';
        else