Version

3.0.0

Reproduction link

https://jsfiddle.net/mpg4dkhf/

Steps to reproduce

[Vue warn]: Failed to resolve component: marquee

What is expected?

There is no warning

What is actually happening?

The console prompts for warning information

fix by #2256

I think it's expected and correct behavior. The marquee tag is obsolete, and shouldn't be used in new code.

Notice that the behavior is also consistent with other obsolete HTML and SVG tags.

Thanks, marquee tag is obsolete, I will use CSS3 instead