Pointer to static class member 静态类别成员指标
The following term, I decided to be a member of an ASL class.
接下来的学期,我决定成为美国手语班的一员。
Well, I could add a new member field to the class and use that instead of a local variable.
是的,我可以在类中添加一个新的成员字段,并使用这个字段而不是局部变量。
This is one approach that enables the client to determine what member of the class hierarchy it receives, and process the additional information in the subclass accordingly.
这是一种可以使客户端能确定他接收到的是类层次中的什么成员的方法,并相应处理子类中的附加信息。
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