From: ChrisH <chris.hulan@...>
Date: 2006-11-30T02:00:09+09:00
Subject: Re: Splitting a CSV file into 40,000 line chunks

Nice Simon

But the 'while row = fin.gets' is skipping a row each time around  and
you don't handle the header.  My "fix":
Simon Strandgaard wrote:...
> File.open("test", "w+") do |f|
>   20.times do |i|
>     f.write "abc|def|ghi#{i}\n"
>   end
> end
>
> File.open("test", "r") do |fin|
>   part = 0
    header = fin.gets
    row = fin.gets
    while row
>
>     File.open("test_part#{part}", "w+") do |f|
         f.write(header)
>       5.times do
>         f.write(row)
>         break unless row = fin.gets
>       end
>     end
> 
>     part += 1
>   end
> end
...


Cheers
Chris