    # File lib/RMagick.rb, line 1838
        def slice(*args)
            current = get_current()
            slice = @images.slice(*args)
            if slice
                ilist = self.class.new
                if slice.respond_to?(:each) then
                    slice.each {|image| ilist << image}
                else
                    ilist << slice
                end
            else
                ilist = nil
            end
            return ilist
        end