Rails RESTful应用程序中的分页和排序

gem 'will_paginate'

def index
  @items = Item.paginate(page: params[:page], per_page: 10)
end

<%= will_paginate @items %>

def index
  @items = Item.order(params[:sort_by] + ' ' + params[:order])
end

<%= link_to 'Name', items_path(sort_by: 'name', order: 'asc') %>
<%= link_to 'Price', items_path(sort_by: 'price', order: 'desc') %>