ruby - if equals (==) 语句的简化

Question

如何简化以下 if 语句以消除重复？

if user.name == "john" && user.age > 10 or user.name == "wendy" && user.age > 10 or user.name == "mary" && user.age > 10

谢谢！

score 6 · Accepted Answer

6

if ['john', 'wendy', 'mary'].include?(user.name) && user.age > 10

于 2013-07-21T03:38:56.540 回答

score 0 · Accepted Answer

require 'set'

target_names = Set.new ["john", "wendy", "mary"]

if target_names.include? user.name and user.age > 10  ...

2 回答 2