From: Jeff Peng <jeffpeng@...>
Date: 2010-01-21T22:38:47+09:00
Subject: Re: Unexpected Hash#first return under Ruby1.9

在 2010-01-21四的 22:22 +0900，Iñaki Baz Castillo写道：
> Hi, Ruby 1.9 implements "first" method for Hash (as Hash are ordered now).
> However the return value if a bit annoying for me. A real example:
> 
> irb> h = {"aaa"=>"AAA", "bbb"=>"BBB"}
> irb> h.first
> ["aaa", "AAA"]
> 

Since the result is an array you can access its element with the array
way:

irb(main):007:0> h.first[1]
=> "AAA"