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Export to EXCEL from Datatable in C#.Net

, 12 Mar 2012 CPOL 165.3K 17
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Introduction

Export the Datatable records to Excel sheet in C#.net 

Using the code 

This below function used to generate excel file based on datatable.

public void ExportToExcel(DataTable dt)
{
	if (dt.Rows.Count > 0)
	{
		string filename = "DownloadMobileNoExcel.xls"; 
		System.IO.StringWriter tw = new System.IO.StringWriter();
		System.Web.UI.HtmlTextWriter hw = new System.Web.UI.HtmlTextWriter(tw);
		DataGrid dgGrid = new DataGrid();
		dgGrid.DataSource = dt;
		dgGrid.DataBind();

		//Get the HTML for the control.
		dgGrid.RenderControl(hw);
		//Write the HTML back to the browser.
		//Response.ContentType = application/vnd.ms-excel;
		Response.ContentType = "application/vnd.ms-excel";
		Response.AppendHeader("Content-Disposition", "attachment; filename=" + filename + "");
		this.EnableViewState = false;
		Response.Write(tw.ToString());
		Response.End();
	}
}

 Call the above function in button click event

protected void btnSave_Click(object sender, EventArgs e)
{
    ExportToExcel((DataTable)ViewState["gvMobile"]);  
}
public override void VerifyRenderingInServerForm(Control control)

{ 

} 

 

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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About the Author

Ramanujam Shankar
Web Developer Mahindra Logisoft Business Solution Limited, Chenn
India India
No Biography provided

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Comments and Discussions

 
QuestionMy vote of 1 Pin
Maciej Los5-Aug-15 21:42
protectorMaciej Los5-Aug-15 21:42 
Questiontnx Pin
Member 1095825520-Jul-14 22:46
memberMember 1095825520-Jul-14 22:46 
QuestionMessage Automatically Removed Pin
6-Dec-13 5:35
membernilesh316-Dec-13 5:35 
SuggestionA free alternative, to create real .xlsx files, with one line of code Pin
MikeGledhill29-Nov-13 21:31
memberMikeGledhill29-Nov-13 21:31 
QuestionControl Content paceholder1 of type 'GridView' must be placed inside a form tag with runat=server.? Pin
U_subhu4u16-Sep-13 18:40
memberU_subhu4u16-Sep-13 18:40 
GeneralMy vote of 4 Pin
Alireza_13621-Aug-13 0:14
memberAlireza_13621-Aug-13 0:14 
GeneralMy vote of 1 Pin
arunk52518-Oct-12 2:54
memberarunk52518-Oct-12 2:54 
we need direct data table to export not like ur's (binding grid again rendering that control)
QuestionAuto Work Sheet in Work Book Pin
sarathkumarnallathambi10-Aug-12 18:17
membersarathkumarnallathambi10-Aug-12 18:17 
QuestionHi Pin
sarathkumarnallathambi3-Aug-12 20:48
membersarathkumarnallathambi3-Aug-12 20:48 
Generalvery nice post Pin
Vishal Jaiswal (J)1-Jul-12 21:27
memberVishal Jaiswal (J)1-Jul-12 21:27 
QuestionAn alternative method Pin
Mike Gledhill3-Apr-12 2:27
memberMike Gledhill3-Apr-12 2:27 
SuggestionFrom IQueryable to Excel! Pin
palpacec13-Mar-12 4:53
memberpalpacec13-Mar-12 4:53 

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Article Copyright 2012 by Ramanujam Shankar
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