san*_*p22 0 c# inheritance base
如何返回基类形式的数据?
A aclass = new A();
B bclass = aclass.GetB();
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不起作用.
public class B
{
protected string str1;
protected string str2;
}
public class A:B
{
public A()
{
base.str1 = "A";
base.str2 = "B";
}
public B GetB()
{
return base;
}
}
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