sample49.cs

C#函数手册

namespace apiBook
{
	using System;
	using System.Threading;
	public class TestIntetLockedClass
	{
		public static void Main()
		{			 
			int num1=100;
			int num2=100;
			Console.WriteLine("num1="+num1+";num2="+num2);
			int result=Interlocked.CompareExchange(ref num1,800,num2);
			//使用CompareExchange方法比较两者是否相等，相等执行替换
			Console.WriteLine("执行CompareExchange方法后返回："+result);
			Console.WriteLine("num1="+num1+";num2="+num2);
			result=Interlocked.CompareExchange(ref num1,200,num2);
			Console.WriteLine("再执行CompareExchange返回（此时替换值是200）："+result);
			Console.WriteLine("num1="+num1+";num2="+num2);
			result=Interlocked.Exchange(ref num1,6);		
			//使用Exchange方法进行值的设置
			Console.WriteLine("执行Exchange方法后返回："+result);
			Console.WriteLine("num1="+num1+";num2="+num2);
			result=Interlocked.Decrement(ref num1);
			//使用Decrement方法执行递减操作
			Console.WriteLine("num1执行Decrement结果为："+result);
			Console.WriteLine("num1="+num1+";num2="+num2);
			result=Interlocked.Increment(ref num1);
			//使用Increment方法执行递增操作
			Console.WriteLine("num1执行Increment结果为："+result);
			Console.WriteLine("num1="+num1+";num2="+num2);
		}
	}	
}