Ruby on rails 载波波形版本路径_Ruby On Rails_Ruby_Ruby On Rails 4_Carrierwave

Ruby on rails 载波波形版本路径

ruby-on-rails ruby ruby-on-rails-4

Ruby on rails 载波波形版本路径,ruby-on-rails,ruby,ruby-on-rails-4,carrierwave,Ruby On Rails,Ruby,Ruby On Rails 4,Carrierwave,我有模型分类 class Category < ActiveRecord::Base mount_uploader :image, CategoryImageUploader end 所有链接都指向一个image 10.png 我需要 **Category.last.image_url => "/uploads/category/image/10/10.png" Category.last.image_url(:small) = > "/

我有模型分类

class Category < ActiveRecord::Base
      mount_uploader :image, CategoryImageUploader
    end

所有链接都指向一个image 10.png

我需要

  **Category.last.image_url =>  "/uploads/category/image/10/10.png" 
    Category.last.image_url(:small) = >  "/uploads/category/image/10/small_10.png"
    Category.last.image_url(:big) = >  "/uploads/category/image/10/big_10.png"**

**Category.last.image_url =>  "/uploads/category/image/10/10.png" 
Category.last.image_url(:small) = >  "/uploads/category/image/10/10.png"
Category.last.image_url(:big) = >  "/uploads/category/image/10/10.png"**

  **Category.last.image_url =>  "/uploads/category/image/10/10.png" 
    Category.last.image_url(:small) = >  "/uploads/category/image/10/small_10.png"
    Category.last.image_url(:big) = >  "/uploads/category/image/10/big_10.png"**