long updates = 6;
long * fllowerEx;
fllowerEx = &updates;
*fllowerEx = 666; //必须给指针初始化为一个确定、适当的地址、不然不能进行赋值操作
cout<<"*fllowerEx:"<<*fllowerEx<<endl;
C++ 指针重点
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转载自blog.csdn.net/luo809976897/article/details/84320513
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