From: "Marcin Mielżyński" <lopx@...>
Date: 2007-05-05T06:10:04+09:00
Subject: Re: Noob Concatenation Q?

jervis@o2.ie wrote:
> Can someone briefly explain why ::
> puts i.to_s +" :: "+arrayoutput[i]
> 
> yaml.rb:12: undefined method `+@' for " :: ":String (NoMethodError)
>         from F:/RUBY/Source/yaml.rb:11:in `times'
>         from F:/RUBY/Source/yaml.rb:11
> 

because parens in Ruby are optional, so it ends up:

puts i.to_s(+" :: "+arrayoutput[i])


lopex