如何在Rails表单选择标签中添加数据属性?

I found this Bootstrap Select project and its gem for Rails. I want to implement search in the select tag.

我发现了这个Bootstrap选择项目和它的Rails gem。我想在select标记中实现搜索。

I do inspect element and here is the HTML source:

我确实检查了元素，这是HTML源代码:

<select class="selectpicker" data-live-search="true">
  <option>Hot Dog, Fries and a Soda</option>
  <option>Burger, Shake and a Smile</option>
  <option>Sugar, Spice and all things nice</option>
</select>

How do I add data-live-search="true" inside my form select tag?

如何在表单选择标记中添加data-live-search=“true”?

My form select:

我的选择:

<%= f.select :food_id, options_for_select(Food.all.map{|c| [c.name, c.id]}, f.object.food_id), {}, {class: "form-control selectpicker"} %>

What I've tried:

我试着什么:

<%= f.select :food_id, options_for_select(Food.all.map{|c| [c.name, c.id]}, f.object.food_id), {}, {class: "form-control selectpicker", data: "live-search"} %>

But it's not working.

但这不是工作。

3 个解决方案

#1

Try:

试一试:

{class: "form-control selectpicker", "data-live-search" => "true" }

#2

<%= f.select :food_id, options_for_select(Food.all.map{|c| [c.name, c.id]}, f.object.food_id), {}, {class: "form-control selectpicker", data: {"live-search": true}} %>

#3

  <%= f.select(:plan_id, {},{}, {'v-model'=>"plan_id",'@change'=>"onChange", class: "form-control"}) do  %>
<% Plan.all.each do |plan| %>
    <%= content_tag(:option,"#{plan.name.upcase} #{plan.max_items}  #{number_to_currency(plan.price)}", value:plan.id, :data => {items: plan.max_items, price: plan.price}) %>
<% end%>
<% end%>