I have this xbrowse made with an array

I can edit the last column
WITH OBJECT oBrowse:aCols[6]
:cEditPicture := '@ €99,999.99'
:nEditType := EDIT_GET
END
How I can to save also the filed n.12 on array I must save this calc = oBrowse:acols[5]-oBRowse:acols[6]

I can edit the last column
WITH OBJECT oBrowse:aCols[6]
:cEditPicture := '@ €99,999.99'
:nEditType := EDIT_GET
END
How I can to save also the filed n.12 on array I must save this calc = oBrowse:acols[5]-oBRowse:acols[6]
Since from 1991/1992 ( fw for clipper Rel. 14.4 - Momos)
I use : FiveWin for Harbour March-April 2024 - Harbour 3.2.0dev (harbour_bcc770_32_20240309) - Bcc7.70 - xMate ver. 1.15.3 - PellesC - mail: silvio[dot]falconi[at]gmail[dot]com
I use : FiveWin for Harbour March-April 2024 - Harbour 3.2.0dev (harbour_bcc770_32_20240309) - Bcc7.70 - xMate ver. 1.15.3 - PellesC - mail: silvio[dot]falconi[at]gmail[dot]com