how to execute an action if the before_action returns false

Question

I know that with the following code:

before_action :signed_in?, only: [:new]

the action new will be executed if the signed_in

Answer 1

If you want to cover all other methods with
before_action :signed_in?
except new action, you'b better to use :except instead of :only
like this:
before_action :signed_in?, except: :new