From: Intransition <transfire@...>
Date: 2009-12-08T14:08:43+09:00
Subject: Re: indent strings(make them lined up)



On Dec 7, 11:26 pm, Jon Kim <viashi...@hanmail.net> wrote:
> Hi,
>
> I am newbie in Ruby. I have a question about indenting string.
>
> there is strings like below:
>
> www.google.com=> 123.123.123.12www.ibm.com=> 123.112.123.12www.iowahawkeyes=> 123.123.112.12
>
> i want to make above like next
>
> www.google.com    => 123.123.123.12www.ibm.com       => 123.112.123.12www.iowahawkeyes  => 123.123.112.12
>
> original code was
>
> puts (dns + " => " + ip)
>
> I tried next code
>
> puts (dns + "  "*(20 - dns.length) + " = > " + ip)
>
> but it did not work well. please teach me how to do it.

"%-30s %s" % [dns, ip]