HTML <frame> SRC-attribute - use html-code instead of URL

Question

Is there a way to use pure html-code to display inside a frame instead of having to link to a specific URL/file?

For example:

NOT like this

Answer 1

In HTML5 there appears to be a way to do this:

See here, supposedly this is the purpose of the new html5 srcdoc attribute.

According to the MDN, it appears only chrome will honor the srcdoc attribute at this time.

I wasn't able to get this attribute to work, so it's probably not a viable option at this time. As others suggested, using a div is probably a better solution.