From: Eero Saynatkari <ruby-ml@...>
Date: 2005-11-09T04:00:00+09:00
Subject: Re: Better way to build string

marcus wrote:
> 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

Perhaps you can modify this for your needs:

properties.inject('?') {|memo, (key, value)| memo << "#{key}=#{value}&" }

> /Marcus

E