HTML: Lang: iFrame

Attributes

= New in HTML5.

Attribute	Value	Description
align	left right top middle bottom	Not supported in HTML5. Specifies the alignment of an <iframe> according to surrounding elements
frameborder	1 0	Not supported in HTML5. Specifies whether or not to display a border around an <iframe>
height	pixels	Specifies the height of an <iframe>
longdesc	URL	Not supported in HTML5. Specifies a page that contains a long description of the content of an <iframe>
marginheight	pixels	Not supported in HTML5. Specifies the top and bottom margins of the content of an <iframe>
marginwidth	pixels	Not supported in HTML5. Specifies the left and right margins of the content of an <iframe>
name	text	Specifies the name of an <iframe>
sandbox	allow-forms allow-pointer-lock allow-popups allow-same-origin allow-scripts allow-top-navigation	Enables an extra set of restrictions for the content in an <iframe>
scrolling	yes no auto	Not supported in HTML5. Specifies whether or not to display scrollbars in an <iframe>
src	URL	Specifies the address of the document to embed in the <iframe>
srcdoc	HTML_code	Specifies the HTML content of the page to show in the <iframe>
width	pixels	Specifies the width of an <iframe>

The <iframe> tag also supports the Global Attributes in HTML.

The <iframe> tag also supports the Event Attributes in HTML.

HTML tutorial: HTML Iframes

HTML DOM reference: IFrame Object

Most browsers will display the <iframe> element with the following default values:

iframe:focus {
outline: none;
}

iframe[seamless] {
display: block;
}