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11_Inner_Classes.md
内部类是一种非常有用的特性,因为它允许你把一些逻辑相关的类组织在一起,并控制位于内部的类的可见性。然而必须要了解,内部类与组合是完全不同的概念,这一点很重要。在最初,内部类看起来就像是一种代码隐藏机制:将类置于其他类的内部。但是,你将会了解到,内部类远不止如此,它 ...
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