当输入类名时，PDT也会弹出代码补全窗口。

PDT will also pop up a code completion window while you key class names.

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PDT还提供我们希望ide具备的功能：代码补全(见图3)。

PDT also provides something we've come to expect with ides: code completion (see Figure 3).

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它不但有代码补全，还会对通过最佳实践改进代码提出建议。

Not only does it have code completion but it also makes Suggestions for improving your code with best practices.

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