VisualViewport.offsetTop

Experimental

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The offsetTop read-only property of the VisualViewport interface returns the offset of the top edge of the visual viewport from the top edge of the layout viewport in CSS pixels.

Syntax

var offsetTop = VisualViewport.offsetTop

Value

A double.

Specifications

Specification Status Comment
Visual Viewport API
The definition of 'offsetTop' in that specification.
Draft Initial definition.

Browser compatibility

BCD tables only load in the browser