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

一款高可靠性跨平台的PHP通信框架，对Windows友好且同时支持Linux和OS X。对TCP、UDP、ICMP、RS232/485通信，可轻松驾驭各种以太网应用和工业总线应用。OHSCE科学的平衡了高性能和高可靠性，天生分布式支持，特别适合应用于对可靠性和稳定性有较高要求的场景。如：物联网、工业与自动化工程、智能化工程、可靠网络服务。-A highly reliable cross platform PHP communication framework for Windows friend

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)