From: Peter Ertl <pertl@...>
Date: 2005-11-09T03:58:55+09:00
Subject: Re: Better way to build string

def build_query_string(properties, prop_type)
  query = properties.map {|p| "#{p.name}=#{p.value}"}
  case prop_type
    when "tag": (" " + query.join(" "))
    else        ("?" + query.join("&"))
  end
end


> --- Urspr�ngliche Nachricht ---
> Von: marcus <m-lists@bristav.se>
> An: ruby-talk@ruby-lang.org (ruby-talk ML)
> Betreff: Better way to build string
> Datum: Wed, 9 Nov 2005 03:41:28 +0900
> 
> I'm trying to build a query string based on an array of properties. Is 
> there a shorter/nicer way to do the following?
> 
>    def build_query_string(properties, prop_type)
>      result = ""
> 
>      properties.each do |item|
>        if prop_type == "tag"
>          result += " #{item.name}=#{item.value}"
>        else
>          if result == ""
>            result = "?"
>          else
>            result += "&"
>          end
>          result += "#{item.name}=#{item.value}"
>        end
>      end
> 
>      result
>    end
> 
> /Marcus
> 
>