.h文件
class coordinate{public:	coordinate();	~coordinate();public:	int	m_iX;	int m_iY;};

cpp
#include<iostream>#include"coordinate.h"using namespace std;coordinate::coordinate(){	cout<<"构造函数执行"<<endl;}coordinate::~coordinate(){	cout<<"~析构函数执行"<<endl;}

demo
#include<iostream>#include"coordinate.h"using namespace std;int main(void){	//栈实例化	coordinate coor[3];	coor[0].m_iX=3;	coor[0].m_iY=5;	coor[1].m_iX=33;	coor[1].m_iY=55;	coor[2].m_iX=333;	coor[2].m_iY=555;	//堆实例化	coordinate *p= new coordinate();	p->m_iX=7;	p[0].m_iY=9;	p++;	p->m_iX=11;	p[0].m_iY=13;	p[1].m_iX=15;	p++;	p->m_iY=17;	for(int i=0;i<3;i++){		cout<<"coor_x:"<<coor[i].m_iX<<endl;		cout<<"coor_y:"<<coor[i].m_iY<<endl;	}	for(int j=0;j<3;j++){		cout<<"p_x:"<<p->m_iX<<endl;		cout<<"p_y:"<<p->m_iY<<endl;		p--;	}	p++;	delete []p;	p=NULL;	system("pause");	return 0;}