b = flipud(s) : Flip object in up/down direction @iFunc/flipud function to flip object in up/down direction With 2D data sets, the Y axis (vertical) is inverted. input: s: object or array (iFunc) output: b: object or array (iFunc) ex: b=flipud(a); Version: Nov. 26, 2018 See also iFunc, iFunc/fliplr, fliplr, iFunc/flipud, flipud