edit_rk.aspx.cs

微信扫码关注公众号，代码整理好后第一时间通知你。

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.SqlClient;
namespace 淮安协和门诊
{
    public partial class edit_rk : System.Web.UI.Page
    {
        SQLHelper db = new SQLHelper();
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                bind();
                this.txt_rq.Attributes["onClick"] = "WdatePicker()";
            }
        }
        //
        public void bind()
        {
            string sql = "select * from drug order by drug_id desc";//构造选出行业所有字段的SQL语句
            DataTable dt = db.ExecuteQuery(sql, CommandType.Text);
            this.ddl_product.DataSource = dt;
            this.ddl_product.DataTextField = "drug";
            this.ddl_product.DataValueField = "drug_id";
            this.ddl_product.DataBind();
            //
            int id = int.Parse(Request.QueryString["id"].ToString());
            string cx = "select * from rk where rk_id=" + id;
            DataTable d = db.ExecuteQuery(cx, CommandType.Text);
            this.txt_rq.Text = d.Rows[0]["rq"].ToString();
            this.txt_sl.Text = d.Rows[0]["sl"].ToString();
            this.ddl_product.Items.FindByValue(d.Rows[0]["drug_id"].ToString()).Selected = true;
            //
        }
        protected void Button1_Click(object sender, EventArgs e)
        {
            int id = int.Parse(Request.QueryString["id"].ToString());
            int drug_id = int.Parse(this.ddl_product.SelectedValue.ToString());
            //
            pub p = new pub();
            DataTable d = p.turn_rk(id);
            int old_sl = int.Parse(d.Rows[0]["sl"].ToString());
            //
            DateTime rq = Convert.ToDateTime(this.txt_rq.Text.ToString());
            int sl = int.Parse(this.txt_sl.Text.ToString());
            
            string sql = "update rk set rq='" + rq + "',drug_id='" + drug_id + "',sl='" + sl + "' where rk_id=" + id;
            int s = db.ExecuteNonQuery(sql, CommandType.Text);
            int ss = db.ExecuteNonQuery("update drug set sl=sl-'"+old_sl+"'+'"+sl+"' where drug_id=" + drug_id, CommandType.Text);
            Response.Write("<script>alert('成功！');location='manage_rk.aspx'</script>");
        }
    }
}