From: Philip Rhoades <phil@...>
Date: 2013-04-19T18:36:05+09:00
Subject: Re: "gets" overwrites string - why does this happen?

windwiny,


On 2013-04-19 18:57, windwiny wrote:
> using
>    filename = $*.dup
> 
> because 
>    a = []
>    b = a
>    a.__id__ == b.__id__


Thanks! - I should have thought of trying that.

Regards,

Phil.


> 2013/4/19 Philip Rhoades <phil@pricom.com.au>
> 
> People,
> 
> If I run this script with a text filename parameter:
> 
> #!/usr/bin/ruby
> 
> puts $*
> filename = $*
> puts filename
> gets
> puts $_
> puts filename
> 
> - the last puts is empty!  Why does this happen?
> 
> Thanks,
> 
> Phil.
> --
> Philip Rhoades
> 
> GPO Box 3411
> Sydney NSW      2001
> Australia
> E-mail:  phil@pricom.com.au

-- 
Philip Rhoades

GPO Box 3411
Sydney NSW	2001
Australia
E-mail:  phil@pricom.com.au