指针测试
2020-06-10 18:05:52
0
710
#include <iostream>
using namespace std;
int main()
{
int a;
int b = 10;
a = 11;
cout<<"a: "<<a<<endl;
cout<<"b: "<<b<<endl;
int *p = &a;
cout<<"*p: "<<*p<<endl;
*p = *p + 1;
cout<<"a: "<<a<<endl;
p = NULL;
cout<<"p: "<<p<<endl;
return 0;
}
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