在提供几种有用的方法来分析所包含元素的语法方面,文档接口具有一定的优势。
The document interface has the advantage of providing several useful methods to parse the contained elements.
一些人发现,从语法方面说,此方法更易于遵循。
Well, you can implement this in a few different ways but here's one approach that uses some int counter=0 of the syntax we just looked at, int counter equals 0.
当然,你可以有好几种方法来实现这一目标,但是其中一种方法,只需要用到我们刚刚看到的那种语法。
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