From: Robert Klemme <shortcutter@...>
Date: 2013-01-21T16:00:38+09:00
Subject: Re: question about string concatenation

On Mon, Jan 21, 2013 at 6:12 AM, botp <botpena@gmail.com> wrote:
> On Mon, Jan 21, 2013 at 4:08 AM, David Richards <lists@ruby-forum.com>
> wrote:
>>
>> I'm puzzled about why the following happens (I'm using v1.9.3):
>>
>> s = "[" 9.to_s "]"  # error
>>
>> These other two concatenation constructs appear to work fine:
>>
>> s = "[" + 9.to_s + "]"
>> s = "[" << 9.to_s << "]"
>
>
> just make your expression string friendly, eg
>
> "[" "#{9.to_s}" "]"
> => "[9]"

You do not need .to_s inside string interpolation.  But what is the
point in suggesting that over this solution?

s = "[#{9}]"

Kind regards

robert

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