Re: Returning nil vs returning nothing
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- Subject: Re: Returning nil vs returning nothing
- From: Roberto Ierusalimschy <roberto@...>
- Date: 2020年10月29日 10:52:02 -0300
> This can be seen without benchmarking. The problem with variadic
> arguments is that every function call with them is O(n), where n is
> the number of arguments. Just the call, ignoring whatever the function
> does. [...]
This is true for non-variadic functions as well, as Lua has to prepare
the n arguments to the function. I think most calls in most languages
follow that rule. (Inline functions that do not use its parameters would
be a counter-example.)
-- Roberto