From: Ross Bamford <rosco@...>
Date: 2006-11-01T23:05:16+09:00
Subject: Re: File I/O

On Wed, 01 Nov 2006 13:50:49 -0000, name pipe <namepipe@gmail.com> wrote:

> Hello,
>
> I have some text to be written to a file.
> After receiving data from webrick server I modify it lil bit and then
> write it to a file.
>
> fd = File.open("file.txt", "w")
> fd.puts "#{data}"
>
> The code doesnt give error and runs successfully however file.txt
> doesnt contain any data.
> Just puts "#{data}" gives a give output on console. Means its not empty.
>
> Can anyone tell me why does it happen ?
>

You're never closing the file, which is why it's empty (your writes are  
never flushed).
Try either fd.close at the end, or (better IMHO) use the block form:

File.open("file.txt", "w") do |fd|
   fd.puts "#{data}"      # or fd.puts data.to_s
end

Hope that helps.
-- 
Ross Bamford - rosco@roscopeco.remove.co.uk