homeadminFeemng.aspx.cs

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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;
using System.Data.SqlClient;

public partial class homeadminFeemng : System.Web.UI.Page
{
    SqlConnection conn;
    SqlCommand cmd1,cmd2;
    SqlDataReader dr1;

    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            for (int i = 1; i <= 12; i++)
            {
                this.ddlMonth.Items.Add(i.ToString() + "月份");
            }
        }
    }
    protected void enter_Click(object sender, EventArgs e)
    {
        try
        {
            conn = sqldata.createCon();
            conn.Open();
            int eareID = Convert.ToInt32(this.ddlEare.SelectedValue);
            int floodID = Convert.ToInt32(this.ddlFlood.SelectedValue);
            string month = Convert.ToString(this.ddlMonth.SelectedValue);
            string homeNo = Convert.ToString(this.homeHao.Text);
            string sql1 = "select homeID from (eare inner join flood on eare.eareID=flood.eareID)inner join home on flood.floodID=home.floodID and eare.eareID=@eareID and flood.floodID=@floodID and homeNo=@homeNo";
            cmd1 = new SqlCommand(sql1, conn);
            SqlParameter id1 = new SqlParameter("@eareID", SqlDbType.Int, 4);
            SqlParameter id2 = new SqlParameter("@floodID", SqlDbType.Int, 4);
            SqlParameter id3 = new SqlParameter("@homeNo", SqlDbType.VarChar, 4);
            id1.Value = eareID;
            id2.Value = floodID;
            id3.Value = homeNo;
            cmd1.Parameters.Add(id1);
            cmd1.Parameters.Add(id2);
            cmd1.Parameters.Add(id3);
            int homeID = 0;
            dr1 = cmd1.ExecuteReader();
            if (dr1.Read())
            {
                homeID = Convert.ToInt32(dr1["homeID"].ToString());
                conn.Close();

                if (homeID == 0)
                {
                    Response.Write("<script>alert('没有该寝室，请先添加该寝室后再来处理水电费！');</script>");
                }