變更
小
Changed protection level for "Module:No globals": Used in interface MediaWiki:Protectedpagetext ([Edit=Require administrator access] (indefinite) [Move=Require administrator access] (indefinite))
function mt.__index (t, k)
if k ~= 'arg' then
error(' 读取该非全局变量出错：Tried to read nil global ' .. tostring(k), 2)
end
return nil
function mt.__newindex(t, k, v)
if k ~= 'arg' then
error(' 写入该全局变量出错：Tried to write global ' .. tostring(k), 2)
end
rawset(t, k, v)
end
setmetatable(_G, mt)