method; $bucket=$param_obj->bucket; $key=$param_obj->key; $content_md5=$param_obj->content_md5; $content_type=$param_obj->content_type; $date=$param_obj->date; $put_policy=$param_obj->put_policy; $auth=new UCloud_Auth($UCLOUD_PUBLIC_KEY, $UCLOUD_PRIVATE_KEY); echo $auth->signFileOperateRequest($method, $bucket, $key, $content_md5, $content_type, $date, $put_policy); } ?>