From: Stefano Crocco <stefano.crocco@...>
Date: 2007-02-10T05:05:47+09:00
Subject: Re: nicer way to convert array of int to array of string

Alle venerd� 9 febbraio 2007, S Kanakakorn ha scritto:
> Hi,
>
> I'm quite new in Ruby.  Here is what I wrote to convert array of
> integer to array of string.  I'm sure there is more compact and nicer
> way to do this.  Can I see the "ruby" way here ?
>
> def convert(intArray)
>   stringArray = []
>   intArray.each do |i|
>     stringArray = stringArray + i.to_s.to_a
>   end
>   return stringArray
> end
>
> Thanks,

stringArray=intArray.map{|i| i.to_s}

map passes each value of the array to the block and puts what the block 
returns in a array.

Stefano