How to use :selected with grouped_collection_select

Question

Is it possible to somehow use the :selected option that you\'d use on a normal select view helper with the grouped_collection_select function? I\'d like to set the value th

Answer 1

Actually you need to send in options include_blank for example

<%= grouped_collection_select :id, model.all, options = {:include_blank => 'Selecione'}%>