HTMLIFrameElement: width property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

The width property of the HTMLIFrameElement interface returns a string that reflects the width attribute of the <iframe> element, indicating the width of the frame in CSS pixels.

Value

A string indicating the width of the frame in CSS pixels.

Examples

html
<iframe id="el" width="800" height="600"></iframe>
js
const el = document.getElementById("el");
console.log(el.width); // Output: '800'

Specifications

Specification
HTML Standard
# dom-dim-width

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
width

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support

See also