This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.
Note: This feature is available in Web Workers.
The bottom read-only property of the DOMRectReadOnly interface returns the bottom coordinate value of the DOMRect. (Has the same value as y + height, or y if height is negative.)
A double.
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
bottom |
2 | 12 | 3 | 9.5 | 4 | 18 | 4 | 10.1 | 3.2 | 1.0 | 2 | 3.2 |
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https://developer.mozilla.org/en-US/docs/Web/API/DOMRectReadOnly/bottom