ISO 8601

[Erwin van der Zwart]

Try this:

Code:

function iso_8601_timestamp()
    local now, nowms = os.microtime()
    local ms = math.round(nowms / 1000, 0)
    return os.date("!%Y-%m-%dT%T", now) .. "." .. ms .. "Z"
end

stamp = iso_8601_timestamp()

log(stamp)