li.bingbing

in vuex 4.0.0-beta.2, I don't find useState, just mapState has been given, how do i use mapState it?

> > An alternative would be to provide these in a separate library, and users could use to include that, too, if you want to keep core very small and...

> You can't use `mapXXX` helpers inside `setup` hook. And `useXXX` helpers are not there too. Please wait until this issue is being tackled! 🙇 okay， thx， Wishing good news...