HTML DOM IFrame Height Property - W3Schools

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IFrame height Property

❮ IFrame Object

Example

Change the height of an iframe:

document.getElementById("myFrame").height = "400"; Try it Yourself »

Description

The height property sets or returns the value of the height attribute in an iframe element.

The height attribute specifies the height of an iframe.

Tip: Use the width property to set or return the value of the width attribute in an iframe.

Browser Support

Property
height Yes Yes Yes Yes Yes

Syntax

Return the height property:

iframeObject.height

Set the height property:

iframeObject.height = pixels

Property Values

Value Description
pixels The height in pixels (like "100px" or just "100")

Technical Details

Return Value: A String, representing the height of the iframe, in pixels

More Examples

Example

Return the height of an iframe:

var x = document.getElementById("myFrame").height; Try it Yourself »

Example

Change the height and width of an iframe:

document.getElementById("myFrame").height = "400";document.getElementById("myFrame").width = "400"; Try it Yourself »

Related Pages

HTML reference: HTML <iframe> height attribute

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