So why put the extra effort into storing the data in an XML file first?

那么，为何还要额外花费力气先将数据存储到一个XML 文件中呢？

youdao

So why put the extra effort into storing the data in an XML file first?

那么，为何还要额外花费力气先将数据存储到一个XML 文件中呢？

youdao