/// <summary>
 /// 控件行命令事件
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 protected void Repeater1_ItemCommand(object source, RepeaterCommandEventArgs e)
 {
     if (e.CommandName.Equals("del"))
     {
         int id = Convert.ToInt32(e.CommandArgument);
         QuestionInfoService.Delete(id);
     }
     sp.InitBindData(Repeater1, pager1, "QuestionInfo", "id", sear());
 }
        /// <summary>
        /// 批量删除
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        protected void btnDel_Click(object sender, EventArgs e)
        {
            string ids = selInfo();
            int    num = 0;

            if (ids.Length == 0)
            {
                Jscript.Alert("请选择要删除的记录!", this.Page);
                return;
            }
            string[] arr = ids.TrimEnd(',').Split(',');
            for (int i = 0; i < arr.Length; i++)
            {
                if (QuestionInfoService.Delete(Convert.ToInt32(arr[i])))
                {
                    num++;
                }
            }

            ScriptManager.RegisterStartupScript(this.UpdatePanel1, this.GetType(), "", "alert('成功删除" + num + "条记录!');", true);
            sp.InitBindData(Repeater1, pager1, "QuestionInfo", "id", sear());
        }