【问题标题】:Where do I add a class in this Rails collection_select?在这个 Rails 的 collection_select 中,我应该在哪里添加一个类?
【发布时间】:2014-11-08 06:44:59
【问题描述】:

我在向此 collection_select 添加类时遇到问题:

<%= f.collection_select :category_id, Category.all, :id, :name, {:prompt => 'Choose a category'}, {:required => true} %> 

我试过这个:

<%= f.collection_select :category_id, Category.all, :id, :name, {:prompt => 'Choose a category'}, {:required => true}, {:class => "form_inputs"} %>

还有这个:

<%= f.collection_select :category_id, Category.all, :id, :name, {prompt: "Choose a category"}, {required: true}, {class: "form_inputs"} %>

但似乎两者都不起作用。什么给了?

【问题讨论】:

    标签: ruby-on-rails ruby ruby-on-rails-3 devise


    【解决方案1】:
    Try like this 
    <%= f.collection_select :category_id, Category.all, :id, :name, {:prompt => 'Choose a category'}, :class => "form_inputs" %>
    

    【讨论】:

      【解决方案2】:

      试试这个...测试过。

      <%= f.collection_select 'category_id', Category.all, 'id', 'name', {prompt: "Choose a category"}, class: "form_inputs", required:true %>
      

      【讨论】:

        猜你喜欢
        • 1970-01-01
        • 2020-12-29
        • 1970-01-01
        • 2018-04-24
        • 1970-01-01
        • 1970-01-01
        • 1970-01-01
        • 1970-01-01
        • 1970-01-01
        相关资源
        最近更新 更多