Why does the example on page 8 of TDPL work without importing std.algorithm for splitter?

[Ellery Newcomer]

If you're importing some other phobos module, I would guess an instance 
of this bug: http://d.puremagic.com/issues/show_bug.cgi?id=314

On 01/03/2011 10:56 AM, Bryce Watkins wrote:
> However when I use splitter in my code it works without having imported
> std.algorithm.
>
> Thanks,
> Bryce.