From: Stuart Little <stuart_clarke1986@...>
Date: 2009-02-12T07:33:07+09:00
Subject: Re: Array uniq

That makes sense but how do I avoid this? I cant see how. I need to
dedupe before the data goes into @alerts.

David A. Black wrote:
> Hi --
> 
> On Thu, 12 Feb 2009, Stuart Little wrote:
> 
>> Is returned after my code exactly the same, I am expecting
>>
>> WedAug062008
>> TueAug052008
>>
>> I have dumbed the code down to see what you think:
>>
>>      time = event.time_written.to_s
>>      dateCheck = [time.gsub(/\s/, '')[0..7] + time[26..29]]
>>      printdata = [dateCheck]
>>      @alerts.push printdata.uniq
> 
> printdata.uniq is the same items as printdata, because printdata only
> contains one item. So you're doing this:

>    dateCheck = ["string"]
>    printdata = [["string"]]
>    @alerts.push [["string"]].uniq

> I don't how deeply nested you want your arrays, but if @alerts is the
> final product and you want it uniq, you could run @alerts.uniq! at the
> end, or do something like:

>    @alerts.push printdata unless @alerts.include?(printdata)


> David

> --
> David A. Black / Ruby Power and Light, LLC
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> 
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