From: Phrogz <gavin@...>
Date: 2007-03-24T08:40:05+09:00
Subject: Re: How to Convert String to Array

On Mar 23, 4:36 pm, Shengzhi Li <shengz...@gmail.com> wrote:
> Hey everyone,
>
> Newb question: I want to read the user input an array of numbers. Is
> this possible? If not, then I want to convert the string input (from
> gets) into an array.
>
> For example:
>
> user inputs [5,3,46,6,5]
> gets.chomp converts this to a string "[5,3,46,6,5]"
> I want [5,3,46,6,5] (the arrray, not the string)

irb(main):001:0> s = "[5,3,46,6,5]"
=> "[5,3,46,6,5]"
irb(main):002:0> a = s.scan( /\d+/ )
=> ["5", "3", "46", "6", "5"]
irb(main):003:0> a.map!{ |s| s.to_i }
=> [5, 3, 46, 6, 5]