c++利用指针创建数组

时间:2025-05-09 08:05:54
++利用指针创建数组
1.1一维数组的创建
void main1()
{
	int *p = new int[10];       //一维数组的创建
	for (int i = 0;i < 10;i++)
	{
		p[i] = i;
		cout << p[i] << endl;
	}
	delete []p;
	cout << p << endl;
	system("pause");
}
1.2二维数组的创建
void main()
{
	int(*p) = new int[80];       //二维数组的创建8行10列           
	int(*px)[10] = (int(*)[10])p;
	int data = 0;   
	for (int i = 0;i < 8;i++)
	{
		for (int j = 0;j < 10;j++)
		{
			px[i][j] = data++;
			cout << px[i][j]<<" ";
		}
		cout << endl;
	}
	delete []p;
}