Posted by Michael Fesser on 02/09/07 16:44

..oO(howa)

>yes, it is echoed and discarded, but my point is:
>
>you need to allocate extra memory for storing the output of md5, so
>return by reference also make sense. (as well as your one above)

A reference also requires memory, so what? Such "over-optimization",
especially when nitpicking on single bytes of memory, usually just
makes things worse, because you don't know the exact internal handling
of variables and references. But the engine does, so you should let her
do their job.

Micha

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