class1.cs

C#开发教程 由浅入深 配有实例 是初学者的好帮手

using System;

namespace RefTest2
{
	public class Foo
	{
		public int i;
	}

	class RefTest2App
	{
		public static void ChangeValue(Foo f)
		{
			f.i = 42;
		}

		[STAThread]
		static void Main(string[] args)
		{
			Foo test = new Foo();
			test.i = 6;

			Console.WriteLine("BEFORE METHOD CALL");
			Console.WriteLine("test.i={0}", test.i);
			Console.WriteLine();

			ChangeValue(test);

			Console.WriteLine("AFTER METHOD CALL");
			Console.WriteLine("test.i={0}", test.i);
		}
	}
}