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-- scope --
do
-- variable y not in global scope anymore --
local y = 21
end
function foo()
-- on the first foo call, the x below will be defined globally --
-- oy oy oy ooooooy --
x = 13;
-- y is not seen here --
print(y)
end
print(x) -- no x defined --
foo()
print(x) -- x defined after call to foo --
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