From: Stefano Crocco <stefano.crocco@...>
Date: 2008-11-05T22:14:24+09:00
Subject: Re: convert string array to interger array in in one line

Alle Wednesday 05 November 2008, Jags Rao ha scritto:
> hi guys
>
> i have a array like this for e.g
>
> [["0", "0", "0", "0", "0", "3", "3"],
>  ["0", "0", "0", "0", "0", "3", "3"],
>  ["0", "0", "0", "0", "0", "3", "3"],
>  ["0", "3", "0", "0", "0", "0", "3"],
>  ["0", "0", "0", "0", "0", "0", "3"]]
>
> how wud i convert to this
>
> [[0, 0, 0, 0, 0, 3, 3],
>  [0, 0, 0, 0, 0, 3, 3],
>  [0, 0, 0, 0, 0, 3, 3],
>  [0, 0, 0, 0, 0, 3, 3],
>  [0, 0, 0, 0, 0, 0, 3],
>  [0, 0, 0, 0, 0, 0, 3],
>  [0, 3, 0, 0, 0, 0, 3],
>  [0, 0, 0, 0, 0, 0, 3],
>
> i.e a string array to integer array in 1 line if possible
>
> pls help

a.map{|i| i.map{|s| s.to_i}}

Stefano