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#2
当当2005-05-27 10:26
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#include<iostream.h> class Cat; class Person { public: int age; }; class Cat { public: int age; };
void main(void) { Person p1; p1.age=50; Cat c1; c1=p1; cout<<c1.age<<endl; } 请问如何将Person类强制转换成Cat类,使c1=p1覆值成功