$region, 'scheme' => 'https', //协议头部，默认为http 'credentials'=> array( 'secretId' => $secretId, 'secretKey' => $secretKey))); $local_path = "/data/exampleobject"; $printbar = function($totalSize, $downloadedSize) { printf("downloaded [%d/%d]\n", $downloadedSize, $totalSize); }; try { $result = $cosClient->download( $bucket = '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 $key = 'exampleobject', $saveAs = $local_path, $options=['Progress' => $printbar, //指定进度条 'PartSize' => 10 * 1024 * 1024, //分块大小 'Concurrency' => 5, //并发数 'ResumableDownload' => true, //是否开启断点续传，默认为false 'ResumableTaskFile' => 'tmp.cosresumabletask' //断点文件信息路径，默认为.cosresumabletask ] ); // 请求成功 print_r($result); } catch (\Exception $e) { // 请求失败 echo($e); }