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.
Returns the distance in pixels from the left side of the main screen to the left side of the current screen.
Syntax
var left = window.screen.left;
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
left | Chrome No support No | Edge No support ≤18 — 79 | Firefox Full support Yes | IE ? | Opera No support No | Safari Full support Yes | WebView Android No support No | Chrome Android No support No | Firefox Android Full support Yes | Opera Android No support No | Safari iOS ? | Samsung Internet Android No support No |
Legend
- Full support
- Full support
- No support
- No support
- Compatibility unknown
- Compatibility unknown
- Non-standard. Expect poor cross-browser support.
- Non-standard. Expect poor cross-browser support.