From: Ross Bamford <rossrt@...>
Date: 2006-05-27T04:00:29+09:00
Subject: Re: Question about -K, $KCODE, command line

On Sat, 2006-05-27 at 03:38 +0900, Daniel Berger wrote:
> Hi all,
> 
> If I run a program from the shell like "ruby test.rb -K u", why isn't 
> $KCODE set within the program to "UTF8"?
> 
> # test.rb
> puts $KCODE
> 
> ruby test.rb -K u -> "NONE" ???
> 
> It looks like the only way to change it is to assign to $KCODE directly 
> within the program.  Why? Would changing $KCODE from a command line 
> option have unintended side effects?

You need -Ku, not -K u. The K is being taken as empty, and the 'u' is
being passed as an argument to your script.

$ ruby -Ku -e 'puts $KCODE'
UTF8
$ ruby -e 'puts $KCODE' -Ku
UTF8

-- 
Ross Bamford - rosco@roscopeco.REMOVE.co.uk