title: XlFileFormat for excel 2010 file
body: <p>I want to create a excel 2010 file from C#
  so what will be the XlFileFormat Enumeration for it.</p>
  
  <p><a href="http://msdn.microsoft.com/en-us/library/microsoft.office.interop.excel.xlfileformat.aspx" rel="noreferrer">http://msdn.microsoft.com/en-us/library/microsoft.office.interop.excel.xlfileformat.aspx</a></p>