%
% backup zack and return sheet copies to new xlsm
%
false
{
 "BackServe\" ofapp !Xls.Home
 "HolderTarget.xlsx" ^_Xls.Home !Xls.Retainer

 "ZackServe.xlsm" dup !Xls.Workbook
 "New.xlsm" reextend !Xls.NewVersion

 basenow !Xls.TimeAnchor

 _Xls.Workbook
 "_" &_Xls.TimeAnchor &".xlsm"
 reextend ^_Xls.Home
 dup !Xls.BackedSheet

 _Xls.Workbook ^_Xls.Home
 exch copyfile

%
% stack:
%
% copy sheets from workbook to retainer
%
 _Aamg.Testing
 {
 }
 {
  @Xls
  @^xlwbUnevents
  @^xlUnevents
  _Xls.Retainer del
  "Migrate" *xlsrfunc pop

 } ifelse
} if