From: dblack@...
Date: 2007-08-09T20:23:22+09:00
Subject: Re: case statement

Hi --

On Thu, 9 Aug 2007, Shai Rosenfeld wrote:

>> a = [1,2,3,4]
>> result = case
>>   when a.include?(1): 'this is what i want'
>>   when a.include?(11): 'not result'
>>   when a.include?(15): 'no good'
>> end
>
>
> ahhhhhhhhhhhhhhhh
> perfect.

I'm curious about the fall-through case.  If the array does not
include 1, 11, or 15, then result will be nil, which I assume is
equivalent to a "no good" result.  That makes me wonder whether a
simple include? would work equally well.  Or is there more to the
various error conditions?


David

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