How to export DataTable to Excel

Question

How can I export a DataTable to Excel in C#? I am using Windows Forms. The DataTable is associated with a DataGridView control. I have

Answer 1

You can use EasyXLS that is a library for exporting Excel files.

Check this code:

DataSet ds = new DataSet();
ds.Tables.Add(dataTable);

ExcelDocument xls = new ExcelDocument();
xls.easy_WriteXLSFile_FromDataSet("datatable.xls", ds, 
           new ExcelAutoFormat(Styles.AUTOFORMAT_EASYXLS1), "DataTable");

See also this sample about how to export datatable to excel in C#.