[TOC] #### 1.修改配置文件main.php： > 路徑 common\config\main.php ~~~ 'mailer' => [ 'class' => 'yii\swiftmailer\Mailer', 'viewPath' => '@common/mail', 'transport' => [ 'class' => 'Swift_SmtpTransport', 'host' => 'smtp.exmail.qq.com', //每種郵箱的host配置不一樣 用的qq郵箱 'username' => 'abc123@qq.com', 'password' => '********', // 十六位授權碼 'port' => '465', 'encryption' => 'ssl', ], 'messageConfig'=>[ 'charset'=>'UTF-8', 'from'=>['abc123@qq.com'=>'客服名稱'] ], ], ~~~ #### 2.controller控制器進行測試： ~~~ $mail= Yii::$app->mailer->compose(); $mail->setTo('5566718@qq.com'); $mail->setSubject("歡迎來到High買賣官網注冊模塊"); //$mail->setTextBody('zheshisha '); //發布純文字文本 $mail->setHtmlBody("<br>問我我我我我，鏈接地址：http://www.baidu.com/"); //發布可以帶html標簽的文本 if($mail->send()){ echo "success"; }else{ echo "failse"; die(); } ~~~