我有以下代码://company_idsisanarrayofmongoIDs//company_idisanarray(withonly1element)ofmongoIDforeach($company_idsas$company_id){$results=Archive::where("billing.company._id",'all',array($company_id))->get();...这是Log::info(print_r($company_ids,true))的输出[2016-10-2202:41:27]production.INFO:Array([0]=>575