gistfile1.lua

function split(str)
    local values = { }
    local idx_s = 0
    local idx_e = 0
    while idx_e ~= nil do
        idx_s = idx_e + 1
        idx_e = str:find("[ \n]", idx_s)
        local sub = str:sub(idx_s, idx_e and idx_e - 1 or nil)

        if sub ~= "" then
            table.insert(values, sub)
        end
    end
    return values
end