ruby - 条件の連結方法

Question

これを Ruby でもっとエレガントに書く方法はありますか?

def tutorial_completed?
  people.any? && projects.any? && invoices.any?
end

score 2 · Accepted Answer

2

def tutorial_completed?
  [people, projects, invoices].all?(&:any?)
end

于 2013-07-28T18:58:27.860 に答える

score 1 · Accepted Answer

私は以下のようにします：

[people,projects,invoices].all? {|i| i.any? }

デモ

 people = [true]
 projects = [false]
 invoices = [true,12]
 [people,projects,invoices].all? {|i| i.any? }
 # => false

2 に答える 2