ASP.NET Tutorial/ADO.net Database/Excel
Create connection to Excel data source (C#)
<source lang="csharp">
<%@ Page Language="C#" %> <%@ import Namespace="System.Data" %> <%@ import Namespace="System.Data.OleDb" %> <script runat="server">
void Page_Load(object sender, EventArgs e) { string ConnectionString = @"Provider=Microsoft.Jet.OLEDB.4.0; Data Source=D:\spreadsheet.xls; Extended Properties=""Excel 8.0;HDR=Yes"";"; string CommandText = "select * from [Book$]"; OleDbConnection myConnection = new OleDbConnection(ConnectionString); OleDbCommand myCommand = new OleDbCommand(CommandText, myConnection); myConnection.Open(); DataGrid1.DataSource = myCommand.ExecuteReader(CommandBehavior.CloseConnection); DataGrid1.DataBind(); myConnection.Close(); }
</script> <html> <head> </head> <body>
<form runat="server"> <asp:datagrid id="DataGrid1" runat="server" EnableViewState="False" ForeColor="Black" BackColor="White" CellPadding="3" GridLines="None" CellSpacing="1"> <HeaderStyle font-bold="True" forecolor="white" backcolor="#4A3C8C"></HeaderStyle> <ItemStyle backcolor="#DEDFDE"></ItemStyle> </asp:datagrid> </form>
</body> </html></source>
Use OleDbCommand to retrieve data from Excel data source
<source lang="csharp">
<%@ Page Language="C#" %> <%@ import Namespace="System.Data" %> <%@ import Namespace="System.Data.OleDb" %> <script runat="server">
void Page_Load(object sender, EventArgs e) { string ConnectionString = @"Provider=Microsoft.Jet.OLEDB.4.0; Data Source=D:\spreadsheet.xls; Extended Properties=""Excel 8.0;HDR=Yes"";"; string CommandText = "select * from [Book$]"; OleDbConnection myConnection = new OleDbConnection(ConnectionString); OleDbCommand myCommand = new OleDbCommand(CommandText, myConnection); myConnection.Open(); DataGrid1.DataSource = myCommand.ExecuteReader(CommandBehavior.CloseConnection); DataGrid1.DataBind(); myConnection.Close(); }
</script> <html> <head> </head> <body>
<form runat="server"> <asp:datagrid id="DataGrid1" runat="server" EnableViewState="False" ForeColor="Black" BackColor="White" CellPadding="3" GridLines="None" CellSpacing="1"> <HeaderStyle font-bold="True" forecolor="white" backcolor="#4A3C8C"></HeaderStyle> <ItemStyle backcolor="#DEDFDE"></ItemStyle> </asp:datagrid> </form>
</body> </html></source>