Create excel file and save it in a location

I want to create an Excel file (not CSV) from a dataTable. i want to set excel file name and file location Programatically throught coding

public void ImportToExcel(DataTable dt, string path, string errfilename)
{
}
I want to perform this function for that.. dt is the datatable to convert to Excel..

path is file location

errfilename is excelfilename


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