From: "David A. Black" <dblack@...>
Date: 2010-05-07T20:23:45+09:00
Subject: Re: Include? on array of objects

Hi --

On Fri, 7 May 2010, Greg Ma wrote:

>> ar = ["a", "b" , "cd"]
>> puts "found 'a'" if ar.include?('a')
>> puts "found single char!" if  ar.detect{|el| el.size == 1}
>
>
> Ok thanks I have to use Detect

Other fun variations on the theme:

   ar.find {|el| el.size == 1 }  # synonym for detect
   ar.any? {|el| el.size == 1 }  # returns true/false, so kind of
                                 # a hybrid of include? and find


David

-- 
David A. Black, Senior Developer, Cyrus Innovation Inc.

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