ngds/common/helpers/Sms.php

<?php
namespace common\helpers;

use Yii;
use yii\helpers\Json;

class Sms
{
    public static function sendSMS($mobile, $message)
    {
        $mobile = '8618511880790';
        $message = 'Elken hello AE！';

        $silverStreet = Yii::$app->SilverStreet;
        $response = $silverStreet->sendSms($mobile, $message);
        if ($response) {
            echo '短信发送成功';
        } else {
            echo '短信发送失败 . ' . Json::encode($silverStreet->getErrors());
        }
    }
}