protected void btnAdd_Click(object sender, EventArgs e) { string sellerNick = TextBox1.Text.Trim(); if (!SellersBLL.CheckSellerIsExit(sellerNick)) { if (SellersBLL.AddSellerExportAuth(sellerNick)) { Label1.Text = "添加成功!"; } else { Label1.Text = "添加失败!"; } } else { Label1.Text = "已经存在!"; } MsgDataBind(); }