namespace App\Console\Commands;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\Mail;
class SendMailCommand extends Command
{
  /**
   * The name and signature of the console command.
   *
   * @var string
   */
  protected $signature = 'demo:SendMail';
  /**
   * The console command description.
   *
   * @var string
   */
  protected $description = '测试脚本SendMail';
  /**
   * constructor
   */
  public function __construct()
  {
    parent::__construct();
  }
  /**
   * Execute the console command.
   *
   * @return mixed
   */
  public function handle()
  {
    $content = '这是一封的测试邮件.';
    $toMail = '目标邮箱';
    Mail::raw($content, function ($message) use ($toMail) {
      $message->subject('[ 测试 ] 测试邮件SendMail - ' .date('Y-m-d H:i:s'));
      $message->to($toMail);
    });
  }
}

php artisan demo:SendMail