Memory Testing Tables

-- Updated Aug 31, 2014
-- Swap commented lines for (1) or (2) depending what you want to do

local c = require("computer")
function freeMemory()
  local result = 0
  for i = 1, 10 do
    result = math.max(result, c.freeMemory())
    os.sleep(0)
  end
  return result
end

local num = tonumber(... or 1) -- (1) to count table size
local avg=0
local table={}
for i=1,50 do table[i]={
-- [1] = nil -- (2) to inflate the table before checking its size
  } end
print("start with ",freeMemory())
for i=1,36 do
  local temp1 = freeMemory()
  for j=1,num do table[i][j]=j end -- (1) to count table size
  --table[i][1] = load("return "..(...))() -- (2) to check size for whatever you want
  local temp2 = freeMemory()
  avg = (avg*(i-1) + (temp1-temp2)) / i
  if i%1==0 then print("Table No."..i, temp1-temp2, math.floor(avg*10)/10, freeMemory()) end
end