b = flipud(s) : Flip object in up/down direction @iData/flipud function to flip object in up/down direction With 2D data sets, the Y axis (vertical) is inverted. input: s: object or array (iData) output: b: object or array (iData) ex: b=flipud(a); Version: Nov. 27, 2018 See also iData, iData/fliplr, fliplr, iData/flipud, flipud