From: Robert Klemme <shortcutter@...>
Date: 2009-12-08T22:48:34+09:00
Subject: Re: indent strings(make them lined up)

2009/12/8 Steve Wilhelm <steve@studio831.com>:
> Thomas Sawyer wrote:
>> On Dec 7, 11:26�pm, Jon Kim <viashi...@hanmail.net> wrote:
>>> 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]
>
> Thomas's suggestion of String Format (%) is correct, just revising
> example to reflect the original code above.
>
> puts "%-20s => %s" % [dns, ip]

I'd prefer printf in that case

printf "%-20s => %s\n", dns, ip

Cheers

robert

-- 
remember.guy do |as, often| as.you_can - without end
http://blog.rubybestpractices.com/