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Re: Recursive functions in Lua 4

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On 2009年5月21日 13:00:56 -0300
Ignacio Burgueño <ignaciob@inconcertcc.com> wrote:
> Hi. I have to maintain some Lua 4 code, and I have no idea how to
> make a local function call itself.
> In the following code, I'd like to make G local to the function F. Is 
> this possible?
> 
> function F()
> 
> G = function(value)
> if value == 10 then
> return "stop"
> end
> return G(value + 1)
> end
> 
> print( G(1) )
> end
Yes. Declare the local variable before assigning to it;
function F()
	local G
	G = function(value)
		if value == 10 then
			return "stop"
		end
		return G(value + 1)
	end
	print( G(1))
end
B.

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