From: Ruy Diaz <ruy@...>
Date: 2007-05-02T07:42:46+09:00
Subject: Re: file & split

How about this:

 i = 0
 while line=file.gets
     tab=line.split
     c8=tab[7].to_f
     i = i + 1
 end
 puts c8 / i

-----Original Message-----
From: list-bounce@example.com [mailto:list-bounce@example.com] On Behalf Of
Marcin Kulisz
Sent: May 1, 2007 3:33 PM
To: ruby-talk ML
Subject: Re: file & split

Tim Hunter wrote:
> a) It's "+=" not "=+"

yep it's working better then before :-)

> b) You probably need to convert c8 to a number before you can add it
> puts sum += c8.to_i

I've done it in this line "c8=tab[7].to_f" but I still don't know how to 
divide sum by amount of rows :-)
eeeh it's a crazy work, and it's a bit late :-)

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