W3cubDocs

/DOM

DOMRectReadOnly.left

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The left read-only property of the DOMRectReadOnly interface returns the left coordinate value of the DOMRect. (Has the same value as x, or x + width if width is negative.)

Syntax

var recLeft = DOMRect.left;

Value

A double.

Specifications

Specification Status Comment
Geometry Interfaces Module Level 1
The definition of 'left' in that specification.		 Candidate Recommendation Latest spec version is an ED.

Browser compatibilityUpdate compatibility data on GitHub

Desktop
Chrome Edge Firefox Internet Explorer Opera Safari
Basic support Yes No
No
Implemented on the proprietary ClientRect interface.
 Yes No
No
Implemented on the proprietary ClientRect interface.
 Yes 10.1
Mobile
Android webview Chrome for Android Edge Mobile Firefox for Android Opera for Android iOS Safari Samsung Internet
Basic support Yes Yes No
No
Implemented on the proprietary ClientRect interface.
 Yes Yes 10.1 ?

See also

Edit this page on MDN

© 2005–2018 Mozilla Developer Network and individual contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/DOMRectReadOnly/left