xiaoshan/vendor/qcloud/cos-sdk-v5/sample/getObjectWithoutSign.php

<?php

require dirname(__FILE__, 2) . '/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.cloud.tencent.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.cloud.tencent.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.cloud.tencent.com/cos5/bucket
$cosClient = new Qcloud\Cos\Client(
    array(
        'region' => $region,
        'scheme' => 'https', //协议头部，默认为http
        'credentials' => array(
            'secretId' => $secretId,
            'secretKey' => $secretKey)));

try {
    $bucket = 'examplebucket-125000000'; //存储桶，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"; //对象在存储桶中的位置，即对象键
    $signedUrl = $cosClient -> getObjectUrlWithoutSign($bucket, $key);

    // 请求成功
    echo $signedUrl;
} catch (\Exception $e) {
    // 请求失败
    print_r($e);
}