From: Martin DeMello <martindemello@...>
Date: 2008-07-12T03:55:48+09:00
Subject: Re: Working on a first plain Ruby script, need help with `join'

On Fri, Jul 11, 2008 at 11:38 AM, Jesse Crockett <tefflox@gmail.com> wrote:
>
> n.split
> n.join(", ") # fails

n.split returns a new object containing the array of split entries
from n. you aren't assigning this new object to anything, so it is
silently discarded. the object pointed to by n is unchanged. what you
want is something like

a = n.split
a.join(", ")

or more compactly

n.split.join(", ')

martin