Size.Width

From Xojo Documentation

Property (As Double )
aSize.Width = newDoubleValue
or
DoubleValue = aSize.Width

New in 2019r2

Supported for all project types and targets.

The width of the object, in pixels.

Sample Code

This example increases the height and width of the Size object.

Var rectSize As New Size(100, 75)
rectSize.Height = 150
rectSize.Width = 200