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using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace ConsoleApplication24{    public struct CoOrds    {        public int x, y;        public CoOrds(int p1, int p2)        {            x = p1;            y = p2;        }    }    class Program    {        static void Main(string[] args)        {            // Initialize:   使用构造函数初始化            CoOrds coords1 = new CoOrds();            CoOrds coords2 = new CoOrds(10, 10);            // Display results:            Console.Write("CoOrds 1: ");            Console.WriteLine("x = {0}, y = {1}", coords1.x, coords1.y);            Console.Write("CoOrds 2: ");            Console.WriteLine("x = {0}, y = {1}", coords2.x, coords2.y);            // Keep the console window open in debug mode.            Console.WriteLine("Press any key to exit.");            Console.ReadKey();            /*  结构可以不使用new关键字声明            // Declare an object:            CoOrds coords1;            // Initialize:            coords1.x = 10;            coords1.y = 20;            // Display results:            Console.Write("CoOrds 1: ");            Console.WriteLine("x = {0}, y = {1}", coords1.x, coords1.y);            // Keep the console window open in debug mode.            Console.WriteLine("Press any key to exit.");            Console.ReadKey();*/        }    }}

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