yii2.0 发送邮件笔记

‘mailer‘ => [  
           ‘class‘ => ‘yii\swiftmailer\Mailer‘, //引入swiftmailer扩展
           ‘transport‘ => [  
               ‘class‘ => ‘Swift_SmtpTransport‘,  
               ‘host‘ => ‘smtp.163.com‘,//smtp服务器host
               ‘username‘ => ‘*****‘, //登录163的账号不要@以后的内容
               ‘password‘ => ‘*****‘,  //登录密码
               ‘port‘ => ‘25‘,  //端口
               ‘encryption‘ => ‘tls‘,  //貌似是加密方式,没查到
                                   
                           ],   
           ‘messageConfig‘=>[  
               ‘charset‘=>‘UTF-8‘, //消息编码为utf-8
               ‘from‘=>[‘*****‘=>‘admin‘]//发送人邮箱  
               ],  
        ],

$mail= Yii::$app->mailer->compose();   //定义一个发送对象
        $mail->setTo(‘******‘); //接收人邮箱 
        $mail->setSubject("邮件测试"); //标题
        $mail->setTextBody(‘zheshisha ‘); //内容
        $html = ‘‘;
        $html.= ‘<table border="1">‘;
        $html.= ‘<tr><th>1</th><th>2</th><th>3</th><th>4</th></tr>‘;
        $html.= ‘<tr><td>asd</td><td>dssad</td><td>asddsa</td><td>asdasda</td></tr>‘;
        $html.=‘</table>‘;
        $mail->setHtmlBody($html);  //发送的html内容
        //根据返回值判断  
        if($mail->send())  
            echo "发送成功";  
        else  
            echo "发送失败";   
        die();