Re: Catching and passing multiple values

[David Given <dg@...>]

On Wednesday 22 February 2006 05:01, Gavin Kistner wrote:
[...]
> Is there a clean way to do the above (catch, save, and then later
> return) in Lua? (I had hoped I could use a vararg expression
> magically in place of "*matches" above, but obviously that doesn't work.

You can do this:

function catchparms(a, b, ...)
	return a, b, arg   -- replace arg with {...} in Lua 5.1
end

local theStart, theEnd, parmList = catchparms(string.find(...))

...although I agree, it's ugly, and some syntactic sugar for doing this kind 
of thing would be really nice.

-- 
+- David Given --McQ-+ "A character is considered to be a letter if and
|  dg@cowlark.com    | only if it is a letter or digit (20.5.16) but is
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