In ruby a minus on an array removes elements. So its removing elements from the array. On Sep 8, 2012 1:42 PM, "John Merlino" <[email protected]> wrote:
> In the example below, what is the dash doing between the class > attribute and array: > > (field_helpers - > [:label, :check_box, :radio_button, :fields_for, :hidden_field, > :file_field]).each > do |selector| > > -- > You received this message because you are subscribed to the Google Groups > "Ruby on Rails: Talk" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
