EmptyCaption
Specify text shown inside cells of this column, when cell is painted as empty.property EmptyCaption: WideString read GetEmptyCaption write SetEmptyCaption;
Remarks
HideWhenEmpty property must be set to True in order to show EmptyCaption string in all empty cells.
Example:
NxDateColumn61.EmptyValue := 0;
NxDateColumn61.EmptyCaption := 'none';