BottomSheetBehavior not in androidX libraries

Question

I was using the BottomSheetBehavior with the original support library:

implementation \'com.android.support:design:27.1.1\' 

W

Answer 1

You could also replace

    app:layout_behavior="com.google.android.material.bottomsheet.BottomSheetBehavior"
or 
    app:layout_behavior="android.support.design.widget.BottomSheetBehavior"

by

app:layout_behavior="@string/bottom_sheet_behavior"