The fromRect() static method of the DOMRectReadOnly object creates a new DOMRectReadOnly object with a given location and dimensions. 
 The fromRect() static method of the DOMRectReadOnly object creates a new DOMRectReadOnly object with a given location and dimensions. 
DOMRectReadOnly.fromRect() DOMRectReadOnly.fromRect(rectangle)
rectangle Optional
 An object specifying the location and dimensions of a rectangle. All properties default to 0. The properties are: 
x: The coordinate of the left side of the rectangle.y: The coordinate of the top side of the rectangle.width: The width of the rectangle.height: The height of the rectangle.An instance of DOMRectReadOnly.
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
fromRect | 
61 | 79 | 69 | No | 48 | 10.1 | 61 | 61 | 79 | 45 | 10.3 | 8.0 | 
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    https://developer.mozilla.org/en-US/docs/Web/API/DOMRectReadOnly/fromRect