From: Tom Gilbert <tom@...>
Date: 2002-09-21T00:06:34+09:00
Subject: Re: Checking hash key's and values, with case insensitivity

* Dossy (dossy@panoptic.com) wrote:
> On 2002.09.20, Khurram <khabibiuf@hotmail.com> wrote:
> > How can I check hash keys and values without case sensitivity?
> > Specifically I'm referring to the hash ".has_key?" and ".has_value?"
> > methods.  I believe these are case sensitive by default.
> 
>     class Hash
>       def has_ikey?(key)
>         self.keys.map { |key| key.upcase }.member? key.upcase
>       end
>     end

Doesn't iterating through all the keys on a lookup kindof take away the
advantages of a hashtable? :)

Tom.
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