摘要：1:依某字段分组取最大记录值的所有数据select * from Attachment a ,(select max(edition) edition,docno from Attachment group by docno) b where a.edition=b.edition and a.docno=b.docno order by filename,uploadtime 阅读全文

摘要：1:后台不刷新页面(页面不停止)Page.RegisterStartupScript("msg","");2:可判断选择项后台:Button1.Attributes.Add("onclick","return confirm('是否真的删除此记录！');"); JS: if(confirm('是否真的删除此记录！')==true) jsFun(... 阅读全文

摘要：private void DataGrid1_PageIndexChanged(object source, System.Web.UI.WebControls.DataGridPageChangedEventArgs e) { this.DataGrid1.CurrentPageIndex=e.NewPageIndex; DataBind_DataGrid(); } 阅读全文

摘要：namespace.class classname=(namespace.class)System.Web.HttpContext.Current.Handler; 阅读全文

摘要：<INPUT id="uploadFile"type="file" size="70" name="uploadFile" runat="server">上传方法：uploadFile.PostedFile.SaveAs（newFileName+Guid.NewGuid().ToString()）；判断文件大小：uploadFile.PostedFile.ContentLength&l... 阅读全文