Reference: http://adriweb.free.fr/t3/2014/Advanced_TI-Nspire_Lua_Programming.pptx, p.8
local num = 3000000 -- 1 local list = {} local timeStart = timer.getMilliSecCounter() for i = 1, num do table.insert(list, i) end local timeStop = timer.getMilliSecCounter() print("1: takes "..timeStop - timeStart.." msec") list, timeStart, timeStop = nil, nil, nil -- 2 local list = {} local timeStart = timer.getMilliSecCounter() for i = 1, num do list[#list + 1] = i end local timeStop = timer.getMilliSecCounter() print("2: takes "..timeStop - timeStart.." msec")