8-7.cs

java基础方面的一些实例代码

//程序8-7
using System;
public struct Unicode
{
	char chvalue;
	public Unicode(int value)                                       //构造函数
	{	if (value < 0 || value >char.MaxValue) throw new ArgumentException();
		chvalue = (char)value;
	}
	public static implicit operator int(Unicode Uni)     //隐式转换运算符
	{	return Uni.chvalue;
	}
	public static explicit operator Unicode(int i)    //显式转换
	{	return new Unicode(i);						  
	}
}
public class Test
{
	public static void Main()
	{	int a =6691;
		Unicode d =(Unicode) a;
		int b = d;
		Console.WriteLine(b);
	
	}
}