From: Nadeesha Meththananda <neranjan125@...>
Date: 2007-11-15T19:34:52+09:00
Subject: Re: Array checking ????????????????????

Axel Etzold wrote:
> -------- Original-Nachricht --------
>> Datum: Thu, 15 Nov 2007 18:59:07 +0900
>> Von: Nadeesha Meththananda <neranjan125@gmail.com>
>> An: ruby-talk@ruby-lang.org
>> Betreff: Array checking ????????????????????
> 
>> eg:
>> 
>> (simply want to check a given string is in the array or not)
>> 
>> so if any body can help????
>> -- 
>> Posted via http://www.ruby-forum.com/.
> 
> Dear Nadeesha,
> 
> you can use
> 
> class Array
>     def contains_entry?(entry)
>        if self-[entry]==self
>               return false
>        else
>               return true
>       end
>       end
> end
> 
> a=["one","two",3,4]
> p a.contains_entry?("three")
> 
> The idea is to see whether the array stays the same when you take
> away something from it - if yes, that something wasn't in the array
> in the first place.
> 
> Best regards,
> 
> Axel








THANKS A LOT PAL





-- 
Posted via http://www.ruby-forum.com/.