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window.visualViewport

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

The visualViewport read-only property of the Window interface returns a VisualViewport object representing the visual viewport for a given window.

Syntax

var visualViewport = Window.visualViewport

Value

A VisualViewport object.

Specifications

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

Browser compatibilityUpdate compatibility data on GitHub

	Desktop
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari
Basic support	60	?	63 Disabled 63 Disabled Disabled From version 63: this feature is behind the `dom.visualviewport.enabled` preference (needs to be set to `true`). To change preferences in Firefox, visit about:config.	?	47	?

	Mobile
	Android webview	Chrome for Android	Edge Mobile	Firefox for Android	Opera for Android	iOS Safari	Samsung Internet
Basic support	60	60	?	63 Disabled 63 Disabled Disabled From version 63: this feature is behind the `dom.visualviewport.enabled` preference (needs to be set to `true`). To change preferences in Firefox, visit about:config.	47	?	?

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https://developer.mozilla.org/en-US/docs/Web/API/window/visualViewport