From: Logan Capaldo <logancapaldo@...>
Date: 2007-08-14T19:26:43+09:00
Subject: Re: Exchanging the extension in a filename

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On 8/14/07, Ronald Fischer <ronald.fischer@venyon.com> wrote:
>
> I have a string representing the name of a java file. I would
> like to get a new string, where the extension .java has been
> replaced by .class.
>
> My approach was to use String#sub:
>
> filename="abc/x.java"
> filename.sub(/java$/,'class')
>
> This works fine, but I wonder whether there isn't a more
> elegant way to do it.


sub is pretty elegant.
If you wanted you could do it like  File.join(File.dirname(filename),
File.basename(filename, ".java") + ".class")

Ronald
> --
> Ronald Fischer <ronald.fischer@venyon.com>
> Phone: +49-89-452133-162
>
>

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