“No route matches [POST]” when changing link_to to button_to

Question

I have this piece of code:

<%= link_to \"New User\", new_user_path, :class => \"button\"  %>

which works fine, but when I

Answer 1

The "link_to" is looking for a /users/new using GET.

The "button_to" is looking for a /users/new using POST

If you create the routes for a controller using:

resources :user

By default, /users/new is a GET and not POST so, the second line doesn't find any route.

If you are thinking to change that action to POST I think that you should forget about it.