From: "Padma J." <lists@...>
Date: 2012-09-18T11:27:27+09:00
Subject: Re: how to sum element of array

Edward QU wrote in post #1074559:
> dear all
>
> a_array=[2,4,6,8,10]
> I want to sum the elements of the array:
> 2+4+6+8+10
> how to write the script?
>
> many thanks!
> best regards
> Edward

Hi Edward,

You could also use the inject method from the Enumerable module like
this:

  array.inject(0) { |sum, i| sum+i }

Cheers.

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