From: Nigel Wilkinson <nigel@...>
Date: 2005-07-26T04:37:17+09:00
Subject: Re: How do I convert an absolute path into a relative path



--On Sunday, July 24, 2005 19:33:12 +0900 Stefan Lang <langstefan@gmx.at> 
wrote:

> On Sunday 24 July 2005 11:59, Nigel Wilkinson wrote:
>> Hi folks
>>
>> I have an absolute path to a specific file but I want to convert it to a
>> path that's relative a specific directory. How can I do this?
>
> Use the Pathname library (comes with Ruby):
>
> irb(main):003:0> require 'pathname'
> irb(main):004:0> p1 = Pathname.new("/home/me/foo/bar/baz")
> => #<Pathname:/home/me/foo/bar/baz>
> irb(main):005:0> p2 = Pathname.new("/home/me")
> => #<Pathname:/home/me>
> irb(main):006:0> p3 = p1.relative_path_from(p2)
> => #<Pathname:foo/bar/baz>
>
> `ri Pathname' will show you all available methods.
>
> HTH,
>   Stefan
>


Thanks
Nigel