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class A { public: void FuncA() { printf( "FuncA called\n" ); } virtual void FuncB() { printf( "FuncB called\n" ); } }; class B : public A { public: void FuncA() { A::FuncA(); printf( "FuncAB called\n" ); } virtual void FuncB() { printf( "FuncBB called\n" ); } }; void main( void ) { B b; A *pa; pa = &b; A *pa2 = new A; pa->FuncA(); ( 3) pa->FuncB(); ( 4) pa2->FuncA(); ( 5) pa2->FuncB(); delete pa2; }
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原文地址:http://blog.csdn.net/yangshuangtao/article/details/45044031