HTML Reference Manual

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HTML: <iframe> frameborder attribute

This article introduces the HTML iframe frameborder attribute that specifies whether to display a border around the <iframe>, with online examples demonstrating how to use the HTML iframe frameborder attribute, browser compatibility, syntax definition, and detailed information about its attribute values. HTML5 The <iframe> frameborder attribute is not supported.

　HTML <iframe> tag

Online Example

Online example of an <iframe> without borders:

Example

<iframe　src="https://www.oldtoolbag.com/"　width="400"　height="250"　frameborder="0">
</iframe>

Test to see ‹/›

Browser Compatibility

IEFirefoxOperaChromeSafari

All major browsers support the frameborder attribute.

Definition and Usage

HTML5 The frameborder attribute of <iframe> is not supported. Please use CSS styles instead.

The frameborder attribute specifies whether a border is displayed around the <iframe>.

Tip:For practical reasons, it is best not to set this attribute and use CSS to apply Border.

CSS Example: iframe border

Syntax

<iframe frameborder="1|0">

Attribute value

Value	Description
1	Default. Border enabled.
0	Close border.

　HTML <iframe> tag

HTML: <template> tag