rake routesでrouting確認

routing

   Prefix Verb   URI Pattern               Controller#Action
    items GET    /items(.:format)          items#index
          POST   /items(.:format)          items#create
 new_item GET    /items/new(.:format)      items#new
edit_item GET    /items/:id/edit(.:format) items#edit
     item GET    /items/:id(.:format)      items#show
          PATCH  /items/:id(.:format)      items#update
          PUT    /items/:id(.:format)      items#update
          DELETE /items/:id(.:format)      items#destroy