在ime_zone_select上指定CSS类

Question

有没有办法在time_zone select helper上指定CSS类。我有像 -

这样的代码

  

f.time_zone_select：time_zone，ActiveSupport :: TimeZone.us_zones

Answer 1

time_zone_select(:time_zone, ActiveSupport::TimeZone.us_zones, {}, {:class => 'css-class-name'}) 

http://api.rubyonrails.org/classes/ActionView/Helpers/FormBuilder.html#method-i-time_zone_select