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

BCD tables only load in the browser

See also