How to list all countries in a selection using country_select gem with simple_form

Question

I added gem 'country-select' to my gemfile and I need to list all countries in the list. I try <%= f.input :country, as: :select %> , but countries are not displayed. This is not in the documentation. Please help me in this matter.

Answer 1

try it

 <%= f.input :country, as: :country %>