webform1.aspx.cs

来自「C#2005 实例源代码」· CS 代码 · 共 30 行

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 WebForm1 : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }

    protected void ListBox1_SelectedIndexChanged(object sender, System.EventArgs e)
    {
        Response.Write("您选择的爱好包括：");
        //循环检查是否选择了某项
        for (int i = 0; i < ListBox1.Items.Count; i++)
        {
            if (ListBox1.Items[i].Selected)		//如果选择了该项
                Response.Write(ListBox1.Items[i].Text + " ");
        }
    }
}