Accessing an Excel Spreadsheet in ASP.NET (VB and

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an class="baidu_ad">an> View a live sample!  

This page provides a simple example of how to query an Excel spreadsheet
from an ASP.NET page using either C# or VB.NET. Check it out!

This code was written in response to a message posted on one of
Charles Carroll's ASP.NET lists. You can sign up for one or all
of the lists here.

C# Code
---------------------------------------------
<%@ Page Language="C#" %>
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.ADO" %>

<script language="C#" runat="server">
protected void Page_Load(Object Src, EventArgs E)
{
string strConn;
strConn = "Provider=Microsoft.Jet.OLEDB.4.0;" +
"Data Source=C://Exceltest.xls;" +
"Extended Properties=Excel 8.0;";
'You must use the $ after the object you reference in the spreadsheet
ADODataSetCommand myCommand = new ADODataSetCommand("SELECT * FROM [Sheet1$]", strConn);

DataSet myDataSet = new DataSet();
myCommand.FillDataSet(myDataSet, "Excelinfo");
DataGrid1.DataSource = myDataSet.Tables["Excelinfo"].DefaultView;
DataGrid1.DataBind();
}
</script>
<p><ASP:Label id=Label1 runat="server">SpreadSheet Contents:</ASP:Label></p>
<ASP:DataGrid id=DataGrid1 runat="server"/>


VB.NET Code
----------------------------------------------
<%@ Page Language="VB" %>
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.ADO" %>

<script language="VB" runat="server">
Sub Page_Load(sender As Object, e As EventArgs)
Dim myDataset As New DataSet()

'You can also use the Excel ODBC driver I believe - didn't try though
Dim strConn As String = "Provider=Microsoft.Jet.OLEDB.4.0;" & _
"Data Source=C:/Exceltest.xls;" & _
"Extended Properties=""Excel 8.0;"""

'You must use the $ after the object you reference in the spreadsheet
Dim myADODataSetCommand As New ADODataSetCommand("SELECT * FROM [Sheet1$]", strConn)
myADODataSetCommand.TableMappings.Add("Table", "ExcelTest")
myADODataSetCommand.FillDataSet(myDataset)

DataGrid1.DataSource = myDataset.Tables(0).DefaultView
DataGrid1.DataBind()
End Sub
</script>
<p><ASP:Label id=Label1 runat="server">SpreadSheet Contents:</ASP:Label></p>
<ASP:DataGrid id=DataGrid1 runat="server"/>



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