Ensure that we don t expose the builtins object when calling builtin functions that use or return "this". -Ensure that we don t expose the builtins object when calling builtin functions that use or return "this".

moduleBus协议，串口取数据，485协议连接获取计数器数据- ModuleBus protocol, serial access data, 485 protocol connection to get counter data

最近在找工作，一直在找各种面试资料，把找到的其中一份资料分享下，希望可以帮助到有需要的人(Recently I am looking for a job. I have been looking for all kinds of interview materials. Please share one of the materials I found, hoping to help those in need)