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 x property of the DOMRect interface represents the x-coordinate of the rectangle, which is the horizontal distance between the viewport's left edge and the rectangle's origin.
When the rectangle's width is non-negative, the rectangle's horizontal origin is the viewport's left edge. If the width is negative, the rectangle's horizontal origin is the viewport's right edge.
A double.
| Specification |
|---|
| Geometry Interfaces Module Level 1> # dom-domrect-x> |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
x |
61 | 79 | 31 | 48 | 10.1 | 61 | 31 | 45 | 10.3 | 8.0 | 61 | 10.3 |
© 2005–2025 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/DOMRect/x