From: Matthew Moss <matt@...>
Date: 2008-10-13T08:52:27+09:00
Subject: Re: Sorting help

> I would like to request some helping with a sorting problem I have.
>
> Given an array with values like this ["10.1", "7.4", "10.9", "10.11",
> "10.10"]
>
> when I sort it i get something like ["10.1", "10.10", "10.11", "10.9",
> "7.4"]
>
> What is the best way to sort such an array of strings?
>
> What if the string was extended to "10.1.25".


I might do something like this:


arr.sort_by { |str| str.split('.').map { |x| x.to_i } }