putout.aspx.cs

一个简单的聊天代码

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 putout : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        
     if(!IsPostBack)//当页面不是回传

     {
         if (Session["membername"] == null)
         {
             Response.Write("<script language=javascript>alert('您未登陆!');top.location.href='Default.aspx';</script>");

         }
         else { bopq();}
    }
         
    }
    void bopq()
    {
       DataTable dt = Spbase.GreatDs("Select * from Spclass").Tables[0];
        for (int i = 0; i < dt.Rows.Count; i++)
         {
            ListItem Dr = new ListItem(dt.Rows[i]["Name"].ToString(), dt.Rows[i][0].ToString());
            DropDownList1.Items.Add(Dr);//绑定类别
        }
    }
    protected void Button1_Click1(object sender, EventArgs e)
    {
        string attribute, sort, title, usertext, linkman, phone, email, adress, period,images, say,userfrom,dtt,nod;
        attribute = Request.Form["cshangqsx"];
        sort = DropDownList1.SelectedValue;
        title = TextBox3.Text.Replace("'", "''");
        usertext = TextBox_text.Text.Replace("'", "''");
        linkman = TextBox5.Text.Replace("'", "''");
        phone = TextBox6.Text.Replace("'", "''");
        email = t7.Text.Replace("'", "''");
        adress = T1.Text.Replace("'", "''");
        period = T2.Text.Replace("'", "''");
        Sp.Up_Loadcs up = new Sp.Up_Loadcs();
        string Res = up.Up(File1, "images/upimages/");
        Response.Write(up.Resup[Convert.ToInt32(Res)]); 
        images= up.s;
        say =T9.Text.Replace("'", "''");
        userfrom = Session["membername"].ToString();
        dtt = DateTime.Now.ToString();
        string sql = "insert into info (attribute,sort,title,usertext,linkman,phone,email,adress,period,images,say,userfrom,dtt,nod) values ('" + attribute + "'," + sort + ",'" + title + "','" + usertext + "','" + linkman + "','" + phone + "','" + email + "','" + adress + "','" + period + "','" + images + "','" + say + "','" + userfrom + "',#" + dtt + "#,0)";
        Spbase.DoSql(sql);
        Response.Write("<script language=javascript>alert ('ok!');</script>");
    }
}