Flutter - How To Remove Underline From DropdownButton & DropdownButtonFormField

[@darul-asar381]

As always appreciate for your work 👍

[@FlutterMentor]

Thank you! Cheers!

[@rajaehtisham3024]

how to change scrolling effect in DropdownButtonFormField class

[@AnkitMishra-th6gb]

You might also want to set border, focusedBorder, errorBorder, and disabledBorder to InputBorder.none if you want to avoid the border from showing in all cases. so basically on focusBorder also set InputBorder.none