THeaderAndFooter.EvenFooter Property
Footer for even pages. Note that this value is valid if and only if DiffEvenPages is true. For a description of the possible values of this string, see ExcelFile.PageHeader If you don't want a different footer for even pages, set DiffEvenPages to false or call SetAllFooters.
Syntax
Namespace: FlexCel.Core
public String EvenFooter { get; set; }