1.T t;
Teacher teach ;//T t = new T t(); teach.SetName("lizl"); teach.Say();
2 *t
Teacher *b=&teach ; b->SetName("rename"); b->Say();
3.&t
Teacher &c=teach; c.Say(); cout<< b <<endl;
调用类的三种方式
原文：http://www.cnblogs.com/lizhenlin/p/6813664.html
