Re: Catching and passing multiple values

[PA <petite.abeille@...>]

On Feb 23, 2006, at 16:31, Gavin Kistner wrote:

> Not directly, no. Yes, I can grab 'a', and 'b' directly, but I can't 
> use the (unknown) number of later values unless I shift the table 
> down.
>
> 	local results = { func() }
> 	local a = table.remove( results, 1 )
> 	local b = table.remove( results, 1 )
> 	return 'x', unpack( results )

As mentioned somewhere else, you can tell unpack where to start:

return unpack( results, 3 )

Alternatively, in your specific case, you could always split your call 
between find() and match():

if aPath:find( aPattern ) ~= nil then
    local someMatches = { aPath:match( aPattern ) }
end


Cheers

--
PA, Onnay Equitursay
http://alt.textdrive.com/