2-18.txt

来自「思路很清晰的c++课件。例子很简明」· 文本 代码 · 共 17 行

例2.18 引用是一种隐式指针

#include <iostream.h>
void main()
{	int i=15;
	int *iptr=&i;
	int &rptr=i;
	cout<<"i is "<<i<<endl;
	cout<<"*iptr is "<<*iptr<<endl;
	cout<<"rptr is "<<rptr<<endl;
	i=29;
	cout<<"After changing i to 29:\n";
	cout<<"i is "<<i<<endl;
	cout<<"*iptr is "<<*iptr<<endl;
	cout<<"rptr is "<<rptr<<endl;
}