protected void Button2_Click1(object sender, EventArgs e) { BaseData.CheckClassID(); if (FileUpload2.HasFile == false || FileUpload2.PostedFile.ContentLength == 0) return; string fname = SaveFileToTemp(FileUpload2,"classes.xls"); BaseData b=new BaseData(); if (b.InsertClasssByExcleFile(fname) == false) Response.Write("导入失败,请确认格式正确,可参考页面右边样本文件"); else this.ClientScript.RegisterStartupScript(this.GetType(), "Hint", "<script>alert('成功导入数据')</script>"); }