$region, 'scheme' => 'https', //协议头部,默认为http 'credentials'=> array( 'secretId' => $secretId, 'secretKey' => $secretKey))); try { $signedUrl = $cosClient->getPresignedUrl( $method='getObject', $args=array( 'Bucket'=>'examplebucket-1250000000', //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 'Key'=>'exampleobject', 'Body'=>'', 'Params'=>array(), 'Headers'=>array()), //若上传加入headers,content-md5写法为"content-md5" => base64_encode( md5( Body, true ) ) $expires='+30 minutes'); // 请求成功 echo($signedUrl); } catch (\Exception $e) { // 请求失败 echo($e); }