"; $sk = ""; $client->setAccessKey($ak); $client->setSecretKey($sk); $response = $client->listBill(['query' => [ 'BillPeriod' => '2022-01', 'Limit' => 10, 'Offset' => 0, 'Product' => '', 'BillingMode' => '', 'BillCategoryParent' => '', 'PayStatus' => '', 'IgnoreZero' => '0', 'NeedRecordNum' => '0']]); echo $response;