Recursion

Bjorn Gustavsson <>
Wed Jul 17 10:14:10 CEST 2002


"Fredrik Linder" <> writes:

> 
> > Also:
> > You order the clauses differently (than Thomas) for the non-tail
> > recursive version. Which is to preferable? My guess was that placing
> > the  zip([],[])->[]  last was best.
> 
> I think so too ;-) Maybe it no longer matters due to hopefully better
> implementation of Erlang, but earlier I think it did. So placing the clauses
> executed only once last could be a good micro-optimization.

The order no longer makes any difference. The compiler reorders the clauses
anyway.

/Bjorn
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