From: Jules <julesjacobs@...>
Date: 2007-02-10T05:30:09+09:00
Subject: Re: nicer way to convert array of int to array of string

On Feb 9, 9:05 pm, Stefano Crocco <stefano.cro...@alice.it> wrote:
> 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

If you use Ruby on Rails or Ruby 1.9 you'll also be able to do this:
intArray.map(&:to_s)