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Module:No globals

Eedit airtins
Permanently protected module
Frae Wikipedia, the free beuk o knawledge
Reveesion aes o 15:59, 28 August 2014 bi AmaryllisGardener (Collogue | contribs) (Protectit Module:No globals: High-risk Lua Module ([Eidit=Allou yinly autæconfirmed uisers] (indefineet) [Muiv=Allou yinly autæconfirmed uisers] (indefineet)))
local mt = getmetatable(_G) or {}
function mt.__index (t, k)
	if k ~= 'arg' then
		error('Tried to read nil global ' .. tostring(k), 2)
	end
	return nil
end
function mt.__newindex(t, k, v)
	if k ~= 'arg' then
		error('Tried to write global ' .. tostring(k), 2)
	end
	rawset(t, k, v)
end
setmetatable(_G, mt)
Taen frae "https://sco.wikipedia.org/w/index.php?title=Module:No_globals&oldid=420809"