Module:number base

---

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local export = {}

local floor, insert = math.floor, table.insert

-- Ross Berteig on SO: https://stackoverflow.com/a/3554821
function export.base12(n)
    n = floor(tonumber(n))
    local digits = "0123456789SR"
    local t = {}
    repeat
        local d = (n % 12) + 1
        n = floor(n / 12)
        insert(t, 1, digits:sub(d,d))
    until n == 0
    return table.concat(t)
end

return export