Once you have made the changes to the XML document in memory, a single function call writes it back out to the configuration file.
在对内存中的XML文档完成了相应的修改之后,只需使用一个函数调用就可以将其写回到对应的配置文件中。
This is a timer method in which you specify both the interval of the callback and the function to call back.
这是一个定时器方法,同时指定了回调时间间隔和回调函数。
Define a call-back function to process the communication states and the response data.
定义回调函数,以处理通信状态和响应数据。
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