[erlang-questions] Any wisdom to offer on "tagged return values"

Kostis Sagonas <>
Fri May 1 23:30:17 CEST 2009


Kevin wrote:
> ...
> Ironically in the lists man page it says keysearch is deprecated in 
> favor of keyfind, which does exactly what the programming rules
> cautions against.
> 
> keyfind(Key, N, TupleList) -> Tuple | false

There is nothing ironic or wrong here.  Tuple is a tuple, not an atom so 
the two cases cannot be confused.

Kostis



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