该包用于XML文件的解析与通信等功能，可以转换XML文件，并进行处理，很实用-The package used for parsing XML documents and communications and other functions, you can convert XML documents and processing, it is useful

Android对XML文件进行解析的例子，RSS文件的的解析例子-Android XML file example to parse RSS file parsing

将数据写入xml文件，然后进行解析，可以很方便读取事先存储的数据-To write data to xml file, and then parse, you can easily read the data stored in advance