protected void Page_Load(object sender, EventArgs e) { if (IsPostBack) { EntranceBll bll = new EntranceBll(); Cname = Request["cname"]; Ename = Request["ename"]; news = Request["news"]; type1 = Request["type1"]; if (Cname != "" && Ename != "" && news != "" && type1 != "") { Entrance model = new Entrance(); model.Cname = Cname; model.Ename = Ename; model.News = news; model.Type = type1; DataTable dt = bll.ShowEnter(); foreach (DataRow item in dt.Rows) { if (item["Cname"].ToString() == Cname) { Response.Write("<script>alert('中文名不能重复!!!');</script>"); Cname = ""; return; } if (item["Ename"].ToString() == Cname) { Response.Write("<script>alert('英文名不能重复!!!');</script>"); Ename = ""; return; } if (item["news"].ToString() == news) { Response.Write("<script>alert('内容不能重复!!!');</script>"); news = ""; return; } } int result = bll.AddEnter(model); if (result > 0) { Response.Write("<script>alert('添加成功!')window.location.href='EnterList.aspx'</script>"); } } else { Response.Write("<script>alert('名字或内容不能为空!!!');</script>"); } } }