public Guzzle\\Service\\Resource\\Model listBuckets();

<?php

require dirname(__FILE__) . '/../vendor/autoload.php';

$secretId = "SECRETID"; //替换为用户的 secretId，请登录访问管理控制台进行查看和管理，https://console.tencentcloud.com/cam/capi
$secretKey = "SECRETKEY"; //替换为用户的 secretKey，请登录访问管理控制台进行查看和管理，https://console.tencentcloud.com/cam/capi
$region = "ap-beijing"; //替换为用户的 region，已创建桶归属的region可以在控制台查看，https://console.tencentcloud.com/cos5/bucket
$cosClient = new Qcloud\\Cos\\Client(
    array(
        'region' => $region,
        'schema' => 'https', //协议头部，默认为http
        'credentials'=> array(
            'secretId'  => $secretId ,
            'secretKey' => $secretKey)));

try {
    $result = $cosClient->listBuckets();
    // 请求成功
    print_r($result);
} catch (\\Exception $e) {
    // 请求失败
    echo($e);
}

Array
(
    [data:protected] => Array
        (
            [Owner] => Array
                (
                    [ID] => qcs::cam::uin/100000000001:uin/100000000001
                    [DisplayName] => 100000000001
                )

            [Buckets] => Array
                (
                    [0] => Array
                        (
                            [Name] => examplebucket-1250000000
                            [Location] => ap-beijing
                            [CreationDate] => 2016-07-29T03:09:54Z
                        )

                    [1] => Array
                        (
                            [Name] => examplebucket2-1250000000
                            [Location] => ap-beijing
                            [CreationDate] => 2017-08-02T04:00:24Z
                        )

                )

            [RequestId] => NWE3YzgxZmFfYWZhYzM1MGFfMzc3MF9iOGY5OQ==
        )

)