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This article implements direct output of data in the database to the Excel file format and outputs in the browser.
The following is an example of implementation: View Example Excelexport.aspx <% @ page language = "VB" autoeventwireup = "false" code.aspx.vex "inherits =" aspxweb.mengxianhui.com.excelexport "%>
excelaXport </ title> <meta name = "generator" content = "Microsoft Visual Studio.net 7.0">> <meta name = "CODE_LANGUAGE" content = "Visual Basic 7.0"> <meta name = "vs_defaultClientScript" content = "JavaScript"> <meta name = "vs_targetSchema" content = "http://schemas.microsoft.com/intellisense/ IE5 "> </ head> <body ms_positioning =" gridLayout> <form id = "form1" method = "post" runat = "server"> <ask: dataGrid id = "dataGrid1" runat = "cellpadding =" 4 "BackColor =" White "bordercolor =" # cc9966 "borderwidth =" 1px "borderwidth =" 1px "borderwi =" none "width =" 100% "Height =" 100% "font-size =" 9pt "font-name =" Song "> <SelectedItemStyle Font-Bold = "True" ForeColor = "# 663399" BackColor = "# FFCC66"> </ SelectedItemStyle> <AlternatingItemStyle BackColor = "# FFCC99"> </ AlternatingItemStyle> <ItemStyle BorderWi DTH = "2px" forcolor = "# 330099" BorderStyle = "Solid" bordercolor = "black" backcolor = "white"> </ itemstyle> <headersty font-bold = "true" horizontalign = "</p>
<p>Center "borderwidth =" 2px "forecolor =" # fffcc "border =" solid "bordercolor =" black "backcolor =" # 990000 "> </ headerstyle> </ asp: dataGrid> </ form> </ body> </ HTML> ExcelExport.aspx.vb Public Class ExcelExport Inherits System.Web.UI.Page Protected WithEvents DataGrid1 As System.Web.UI.WebControls.DataGrid #Region "Web form Designer generated code" 'this call is Web form . designer required <System.Diagnostics.DebuggerStepThrough ()> Private Sub InitializeComponent () End Sub Private Sub Page_Init (ByVal sender as System.Object, ByVal e as System.EventArgs) _ Handles MyBase.Init 'CODEGEN: this method Call is the right thing to be the web form designer 'Do not use the code editor to modify it.</p>
<p>InitializeComponent () end sub #endregion private sub page_load (byval e as system.EventArgs) _ handles mybase.load "Place the initialization page here's user code 'defines whether it is a SQL Server database, here is False Dim blnIsSQLServer as System.Boolean = False Dim strSQL as String Dim objDataset as New DataSet () Dim objConn as Object Dim strCnn as String If blnIsSQLServer Then strCnn = "User ID = sa; Initial Catalog = Northwind; Data Source = /. NetSDK; "objConn = New System.Data.SqlClient.SqlConnection (strCnn) objConn.Open () Dim objAdapter As New System.Data.SqlClient.SqlDataAdapter () strSQL =" Select * from customers where country = 'USA' "objAdapter. SelectCommand = New System.Data.SqlClient.SqlCommand (strSQL, objConn) objAdapter.Fill (objDataset) Else strCnn = "Provider = Microsoft.Jet.OLEDB.4.0; Data Source =" Server.MapPath ( "Test.mdb") Objconn = new system.data.oledb.oledbConnection (STRCNN) Objconn () Dim objadapter as new system.data.oledb.oledbdataadapter () strsql = "select top 10 title from document" Objadaptaptapt er.SelectCommand = New System.Data.OleDb.OleDbCommand (strSQL, objConn) objAdapter.Fill (objDataset) End If Dim oView As New DataView (objDataset.Tables (0)) DataGrid1.DataSource = oView DataGrid1.DataBind () objConn. Close () objconn.dispose () objconn = Nothing if request.QueryString ("BEXCEL") = "1" Then Response.contentType = "Application / VND.ms-Excel" 'From Content-Type Header to remove Charset Setting Response. Charset = "" "Close ViewState ME.EnableViewState = false Dim Tw As new system.io.stringwriter () Dim HW as new system.Web.ui.htmlTextWriter (TW) '</p></div><div class="text-center mt-3 text-grey">
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</div><div class="col text-right">Processed:
<b>0.039</b>, SQL:
<b>9</b></div></div></div></footer><script src="./lang/en-us/lang.js?2.2.0"></script><script src="view/js/jquery.min.js?2.2.0"></script><script src="view/js/popper.min.js?2.2.0"></script><script src="view/js/bootstrap.min.js?2.2.0"></script><script src="view/js/xiuno.js?2.2.0"></script><script src="view/js/bootstrap-plugin.js?2.2.0"></script><script src="view/js/async.min.js?2.2.0"></script><script src="view/js/form.js?2.2.0"></script><script>
var debug = DEBUG = 0;
var url_rewrite_on = 1;
var url_path = './';
var forumarr = {"1":"Tech"};
var fid = 1;
var uid = 0;
var gid = 0;
xn.options.water_image_url = 'view/img/water-small.png';
</script><script src="view/js/wellcms.js?2.2.0"></script><a class="scroll-to-top rounded" href="javascript:void(0);"><i class="icon-angle-up"></i></a><a class="scroll-to-bottom rounded" href="javascript:void(0);" style="display: inline;"><i class="icon-angle-down"></i></a></body></html><script>
var forum_url = 'list-1.html';
var safe_token = '0AirWCnaJo7eFQxjGrXW1QicLvCtRFeyiBnwMCiv9_2BifsDhUhp5m_2BLHxNrFJDQVJv3q2LwE_2Bk_2B51U0VxINA69Q_3D_3D';
var body = $('body');
body.on('submit', '#form', function() {
var jthis = $(this);
var jsubmit = jthis.find('#submit');
jthis.reset();
jsubmit.button('loading');
var postdata = jthis.serializeObject();
$.xpost(jthis.attr('action'), postdata, function(code, message) {
if(code == 0) {
location.reload();
} else {
$.alert(message);
jsubmit.button('reset');
}
});
return false;
});
function resize_image() {
var jmessagelist = $('div.message');
var first_width = jmessagelist.width();
jmessagelist.each(function() {
var jdiv = $(this);
var maxwidth = jdiv.attr('isfirst') ? first_width : jdiv.width();
var jmessage_width = Math.min(jdiv.width(), maxwidth);
jdiv.find('img, embed, iframe, video').each(function() {
var jimg = $(this);
var img_width = this.org_width;
var img_height = this.org_height;
if(!img_width) {
var img_width = jimg.attr('width');
var img_height = jimg.attr('height');
this.org_width = img_width;
this.org_height = img_height;
}
if(img_width > jmessage_width) {
if(this.tagName == 'IMG') {
jimg.width(jmessage_width);
jimg.css('height', 'auto');
jimg.css('cursor', 'pointer');
jimg.on('click', function() {
});
} else {
jimg.width(jmessage_width);
var height = (img_height / img_width) * jimg.width();
jimg.height(height);
}
}
});
});
}
function resize_table() {
$('div.message').each(function() {
var jdiv = $(this);
jdiv.find('table').addClass('table').wrap('<div class="table-responsive"></div>');
});
}
$(function() {
resize_image();
resize_table();
$(window).on('resize', resize_image);
});
var jmessage = $('#message');
jmessage.on('focus', function() {if(jmessage.t) { clearTimeout(jmessage.t); jmessage.t = null; } jmessage.css('height', '6rem'); });
jmessage.on('blur', function() {jmessage.t = setTimeout(function() { jmessage.css('height', '2.5rem');}, 1000); });
$('#nav li[data-active="fid-1"]').addClass('active');
</script>
