The Viewport object
Information about the canvas size in the current viewport.
Classic apps
You're viewing documentation for classic apps, which use Retool's original app editor. The new app builder is the recommended way to build apps and where Retool focuses new development.
Properties
All properties for this object with supported data types or values. You can write JavaScript almost anywhere in Retool to manipulate or read property values.
height
The height of the canvas. This value increases as the layout increases vertically and includes content that must be scrolled into view.
| Type | number |
| Format | Integer |
| Configurability | Read-only |
| Default | null |
Examples
false"200"
width
The width of the canvas. This value is responsive to the horizontal space available.
| Type | number |
| Format | Integer |
| Configurability | Read-only |
| Default | null |
Examples
false1280