From: "Mikael Høilund" <mikael@...>
Date: 2008-08-21T12:03:54+09:00
Subject: Re: "num in [1,2,3,4]" in a cool way?


On Aug 21, 2008, at 4:58, Martin DeMello wrote:

> On Wed, Aug 20, 2008 at 7:05 PM, Michael Fellinger
> <m.fellinger@gmail.com> wrote:
>>
>> num = 5
>> [*1..4].inject(num){|m,v| m == true ? m : (m == v || m) } == true
>
> ary.inject([num, false]) {|(n,a), i| [n, a | (n == i)]}.last
>

num = 5
ary.inject(false) { |m, v| true if m or v == num }


-- 
Name = "Mikael Høilund"; Email = Name.gsub %r/\s/,%#=?,#
*a=e=?=,!????,:??,?,,Email.downcase![eval(%["\\%o\\%o"]%
[?**2+?o,?\\*2])]="o";Email.gsub! %%\%c%*3%a, %?%c? % ?@
def The(s)%%\%s.%%s+%.org\n.end; :Go and print The Email