default2.aspx.cs

.net2.0入门源代码

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class Default2 : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        try
        {
            string a = "100aa";
            int b = Convert.ToInt32(a);

        }
        catch
        {
            Response.Write("你有病哦这个不能转换的");
        }
        string wo = "陈太建";
        if (wo == "陈太建")
        {
            Label1.Text = "我是陈太建";
        }
        else
        {
            Label2.Text = "你是哪个？";
        }
        int abc = 8;
        switch (abc)
        {
            case 1:
                Label2.Text = "等于１";
                break;
            case 2:
                Label2.Text = "等于２";
                break;
            case 3:
                Label2.Text = "我是等于５";
                break;

            default:
                Label2.Text = "都不是";
                break;
        }


    }
}