From: William Djaja Tjokroaminata <billtj@...>
Date: 2002-10-15T00:37:46+09:00
Subject: Re: ruby command expansion

Hi,

You can use the ` (backquote), and it is similar as replacing the value of
a variable in a string:

    cmd = '/bin/ls'
    output = `#{cmd}`
    puts output

Regards,

Bill
==========================================================================
Gian Paolo Marra <gpmarra@le.isiata.le.cnr.it> wrote:
> Hello,

> is there a possibility in ruby to execute a system command by variable?

> this code don't work...

> cmd='/bin/ls'
> output=%(cmd)

> gp-