$region, 'schema' => 'https', //协议头部,默认为http 'credentials'=> array( 'secretId' => $secretId, 'secretKey' => $secretKey))); try { $result = $cosClient->doesBucketExist( 'examplebucket-125000000'//存储桶名称,由BucketName-Appid 组成,可以在COS控制台查看 https://console.cloud.tencent.com/cos5/bucket ); ; // 请求成功 print_r($result); } catch (\Exception $e) { // 请求失败 echo($e); }