local sec, nsec; while true do nsec = math.floor(os.clock()) if nsec ~= sec then sec = nsec print("Lua has been running for "..sec.." second(s).") end if sec == 5 then return end end
Standard input is empty
Lua has been running for 0 second(s). Lua has been running for 1 second(s). Lua has been running for 2 second(s). Lua has been running for 3 second(s). Lua has been running for 4 second(s). Lua has been running for 5 second(s).