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- Subject: Re: lua function arguments
- From: Roberto Ierusalimschy <roberto@...>
- Date: Sun, 17 May 1998 12:25:03 -0300
> I may have asked this before, but is there any way to ask Lua for the
> number of arguments that a given Lua function expects?
It wouldn't be difficult to implement a built-in function "num_params",
which returns the number of parameters a function expects. However, it would
not work neither for C functions nor for vararg functions. So, it doesn't
seem very useful as a generic facility.