Obsolete since Google Chrome 73
This feature is obsolete. Although it may still work in some browsers, its use is discouraged since it could be removed at any time. Try to avoid using it.
Firefox will not ship HTML Imports in its current form. See this status update for more information. Until there is a consensus on the standard or alternative mechanisms are worked out, you can use a polyfill such as Google's
HTML Imports is intended to be the packaging mechanism for web components, but you can also use HTML Imports by itself.
You import an HTML file by using a
<link> tag in an HTML document like this:
<link rel="import" href="myfile.html">
import link type is new.
This feature is not part of any current specification. It is no longer on track to become a standard.