form_for with datetime_select

tim*_*one 7 ruby-on-rails datetime-select ruby-on-rails-3

我正在使用Rails 3.1并首次使用datetime_select.我想指定分钟选择框有15分钟间隔而不是1分钟间隔:

  <%= f.datetime_select :start_datetime, :ampm => true, :start_minute => [0,15,30,45] %>
Run Code Online (Sandbox Code Playgroud)

但这似乎不起作用.这:start_datetime是属性在Event模型中调用的内容.这可能是导致问题的保留字吗?

Rae*_*rst 23

尝试传递:minute_step => 15

<%= f.datetime_select :start_datetime, :ampm => true, :minute_step => 15 %>
Run Code Online (Sandbox Code Playgroud)