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.
A number.
js
let setX = window.screen.width - window.screen.availLeft;
let setY = window.screen.height - window.screen.availTop;
window.moveTo(setX, setY);
In most cases, this property returns 0.
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
availTop |
1 | 79 | 1 | No | 15 | 1 | 4.4 | 18 | 4 | 14 | 1 | 1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/Screen/availTop