From: 7stud -- <bbxx789_05ss@...>
Date: 2009-02-09T07:12:52+09:00
Subject: Re: How to capture standart output to variable?

Maxim Zhukov wrote:
> How to capture output of this code to variable to send it to iconv?
> (Just like ob_start() in PHP)
> 
> # ???
> p ["utf-8 string",[123,321],"another string"]
> # ???
> puts Iconv.conv("866","UTF-8",captured_output) # because of windows
> console

You can send output to a string:

require "stringio"

strio = StringIO.new
strio.write("hello world")
strio.rewind()
puts strio.read()

old_out = $stdout
$stdout = strio

puts " goodbye"
$stdout = old_out

strio.rewind()
puts strio.read()

--output:--
hello world
hello world goodbye

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