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HTML <iframe> frameborder Attribute

HTML iframe Tag Reference HTML <iframe> tag

Example

An <iframe> with no borders:

<iframe src="/default.asp" width="200" height="200" frameborder="0">
</iframe>
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Definition and Usage

The <iframe> frameborder attribute is not supported in HTML5. Use CSS instead.

The frameborder attribute specifies whether or not to display a border around an <iframe>.

Tip: It may be better to NOT specify a frameborder, and use CSS to apply borders instead.

CSS Example: iframe borders


Browser Support

Attribute
frameborder Yes Yes Yes Yes Yes

The frameborder attribute is deprecated, but still supported in all major browsers.


Syntax

<iframe frameborder="1|0">

Attribute Values

Value Description
1 Default. Border on
0 Border off

HTML iframe Tag Reference HTML <iframe> tag