ruby on rails - Return Array in a helper method -

ruby on rails - Return Array in a helper method -

why can't homecoming array in helper method?

def childrenof(a) @children = post.find_by_parent_id(a.id) homecoming @children end

thanks in advance

you can.

use find_all_by_parent_id instead.

and don't need sec line.

the next enough.

def childrenof(a) @children = post.find_all_by_parent_id(a.id) end

ruby-on-rails arrays helpermethods