someshit.lua

function newCounter ()
    local i = 0
    return function ()   -- anonymous function
        i = i + 1
        return i
    end
end

function demo ()
    local c1, c2, x
    c1 = newCounter()
    c2 = newCounter()
    x = 1
    while x <= 10 do
        io.write("c1 is now ", c1(), "\n")
        x = x + 1
    end
    io.write("c2 is still only ", c2(), "\n")
end

function try (a)
    for i=1, 5 do
        print(a)
    end
end

function try2 (a)
    for i in ipairs(a) do
        print(i)
    end
end

try("magical")
try2({1,2,3,o=77,4})