[erlang-questions] Performance of matches
Sun Jun 1 01:15:07 CEST 2008
David Lloyd wrote:
>> Is either of those O(1) lookup time?
> It strikes me that this is something that is eminently easy to profile...
Good point. Altho compiling a function matching against one of 100,000
atoms did take 20 minutes. :-) It looks like even matching atoms[*]
takes O(lg n) time. I'll have to see if ets does any better.
func(x1) -> 1;
func(x2) -> 2;
(Sorry you got this twice, David.)
Darren New / San Diego, CA, USA (PST)
"That's pretty. Where's that?"
"It's the Age of Channelwood."
"We should go there on vacation some time."
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