print_table.lua

local function print_table(t, level)
   level = level or 0
   local tab = ""
   for i=1, level do
      tab = tab.."\t"
   end
   for k,v in pairs(t)  do
      if type(v)=="table" then
         print(tab..k)
         print_table(v, level+1)
      else
         print(tab..k.." "..v)
      end
   end
end