From: eden li <eden.li@...>
Date: 2007-04-15T15:54:14+09:00
Subject: Re: Not substitution \0, etc. in String.sub?

Pass in a block instead:

puts '%l'.sub(/%l/) { path } #=> C:\Artist\Album\01 Title.mp3

On Apr 15, 1:40 pm, "Jay McGavren" <sgarfun...@hotmail.com> wrote:
> I have a string that happens to contain '\0', which I need to
> substitute for a %x flag a la sprintf.  Unfortunately, the '\0' gets
> substituted for the initial match.  So, this:
>
>         path = 'C:\Artist\Album\01 Title.mp3'
>         puts '%l'.sub(/%l/, path)
>
> ...gives me:
>
>         C:\Artist\Album%l1 Title.mp3
>
> I'm sure there's some way to disable the substitution that doesn't
> involve contortions with escaping the backslashes, but I don't know
> what it is.  Anyone?