HTML <iframe> seamlessAttribute

HTML iframe 标签参考手册HTML <iframe> Tag

Example

An <iframe> that looks like part of the containing document:

<iframe src="demo_iframe.htm.html" seamless></iframe>

Try it Yourself »

Browser Support

Internet ExplorerFirefoxOperaGoogle ChromeSafari

Note:Only Chrome and Safari 6 support the seamless attribute of the <iframe> tag.

Definition and Usage

The seamless attribute is a boolean attribute.

The seamless attribute specifies that the <iframe> looks like part of the containing document (without borders or scrollbars).

Differences between HTML 4.01 and HTML5

The seamless attribute is new in HTML5.

Differences between HTML and XHTML

In XHTML, attribute minimization is forbidden, and the seamless attribute must be defined as <iframe seamless="seamless">.

Syntax

<iframe seamless>

HTML iframe 标签参考手册HTML <iframe> Tag Other Extensions