Screen.availTop - Web APIs 编辑

Non-standard

This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

Specifies the y-coordinate of the first pixel that is not allocated to permanent or semipermanent user interface features.

Syntax

let availTop = window.screen.availTop;

Example

let setX = window.screen.width - window.screen.availLeft;
let setY = window.screen.height - window.screen.availTop;
window.moveTo(setX, setY);

Notes

In most cases, this property returns 0.

Browser compatibility

BCD tables only load in the browser