The Reverse Vertical property is used to flip a chart vertically. The picture below shows an example of a chart, with the Reverse Vertical property set to false (As one can see, the values of the x-axis have normal direction.):
If the Reverse Vertical property is set to true, then the chart will appear in the opposite direction vertically. The picture below shows an example of a chart, with the Reverse Vertical property is set to true (As one can see, the values of the x-axis have downright direction.):
By default, the Reverse Vertical property is set to false.