publish.aspx.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Data.Sql;
using System.Data.SqlClient;

public partial class publish : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!Page.IsPostBack)
        {
            charuser();
        }
    }
    private void charuser()
    {
        if (Session["UserName"] == null || Session["userid"] == null)
        {
            Response.Write("<script>alert('请先登录！')</script>");
            Response.Redirect("login.aspx", true);
        }
        else
        {
            Label1.Visible = true;
            Label1.Text = Convert.ToString(Session["UserName"]);
            Response.Write("<script>alert('欢迎回来！')</script>");
        }
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        SqlConnection conn = new SqlConnection(access.sqlconn);
        try
        {
            conn.Open();
            string strcmd = "insert into info values('"
                + TextBox1.Text.Trim() + "','"
                + DropDownList1.SelectedItem.Text.Trim() + "','"
                + DropDownList2.SelectedItem.Text.Trim() + "','"
                + TextBox2.Text.Trim() + "','"
                + DropDownList3.SelectedItem.Text.Trim() + "','"
                + DropDownList4.SelectedItem.Text.Trim() + "','"
                + DropDownList5.SelectedItem.Text.Trim() + "','"
                + Convert.ToString( Session["UserName"]) + "','"
                + Convert.ToString( Session["userid"]) + "',"
                + "getdate()"
                + ")"
                ;
            SqlCommand comm = new SqlCommand(strcmd, conn);     //执行数据插入命令
            int nResult;                                        //定义返回
            nResult = comm.ExecuteNonQuery();                   //返回结果
            Page.ClientScript.RegisterStartupScript(Page.GetType(), "", "<script>alert('发布成功!')</script>");
        }
        catch (SqlException ex)
        {
            Page.ClientScript.RegisterStartupScript(Page.GetType(), "", "<script>alert('" + ex.Message + "')</script>");