A warning appeared when passing a base path includes '#' to function createWebHashHistory

[vjguo]

Version

4.0.14

Reproduction link

github.com

Steps to reproduce

call createWebHashHistory like createWebHashHistory('/#/app')

What is expected?

No warning.

What is actually happening?

A warning appeared:
[Vue Router warn]: A hash base must end with a "#":
"/#/app" should be "/#".

[vjguo]

I saw there is a commit(ae8b289) that create a warning if to do so.
But I have no idea and this looks like a standard usage on the official website. Will anything goes wrong in this way？

[posva]

You need to fix it like the warning said