c# asp.net 多数组索引的解决方法

本人今天做了一个功能需要在一个类里用多个数组，

数组需要索引器来调用一个数组

我查了msdn 一个类里面只能有一个this 索引器

那这么多数组如何构造索引呢

我在坛子里找到了解决之道

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using System;

namespace TestUse
{
    /// <summary>
    /// Summary description for Muliti.
    /// </summary>
    public class Muliti
    {
        public Muliti()
        {
            //
            // TODO: Add constructor logic here
            //
        }

        private string[] test1;
        private object[] test2;
        private int[]    test3;

        public object this[string arrname,int index]{
            get{
                switch(arrname){
                    case "test1":return test1[index];
                    case "test2":return test2[index];
                    case "test3":return test3[index];
                    default:return null;
                }
            }
            set{
                switch(arrname)
                {
                    case "test1":test1[index]=value.ToString();break;
                    case "test2":test2[index]=value;break;
                    case "test3":test3[index]=(int)value;break;
                    default:break;
                }
            }
        }

        public void setUpArray(){
            test1 = new string[3];
            test2 = new object[2];
            test3 = new int[4];
        }
    }
}
using System;

namespace TestUse
{
    /// <summary>
    /// Summary description for Muliti.
    /// </summary>
    public class Muliti
    {
        public Muliti()
        {
            //
            // TODO: Add constructor logic here
            //
        }

        private string[] test1;
        private object[] test2;
        private int[]    test3;

        public object this[string arrname,int index]{
            get{
                switch(arrname){
                    case "test1":return test1[index];
                    case "test2":return test2[index];
                    case "test3":return test3[index];
                    default:return null;
                }
            }
            set{
                switch(arrname)
                {
                    case "test1":test1[index]=value.ToString();break;
                    case "test2":test2[index]=value;break;
                    case "test3":test3[index]=(int)value;break;
                    default:break;
                }
            }
        }

public void setUpArray(){
test1 = new str

补充：软件开发 , C# ,