Window.outerWidth read-only property returns the width of the outside of the browser window. It represents the width of the whole browser window including sidebar (if expanded), window chrome and window resizing borders/handles.
Notes
To change the size of a window, see window.resizeBy() and window.resizeTo().
To get the inner width of a window, i.e. the width of the page being displayed, see window.innerWidth.
Specification
| Specification | Status | Comment |
|---|---|---|
| CSS Object Model (CSSOM) View Module The definition of 'Window.outerWidth' in that specification. |
Working Draft | Initial definition. |
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 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
outerWidth | Chrome Full support 1 | Edge Full support 12 | Firefox Full support 1 | IE Full support 9 | Opera Full support 9 | Safari Full support 3 | WebView Android Full support Yes | Chrome Android Full support Yes | Firefox Android Full support 4 | Opera Android Full support 10.1 | Safari iOS Full support 3 | Samsung Internet Android Full support Yes |
Legend
- Full support
- Full support