Compare Indexed Tables

compareIndexed.lua

function compareIndexed(t1,t2)
  local t1_count = 0
  for _,_ in pairs(t1) do t1_count = t1_count + 1 end
  local t2_count = 0
  for _,_ in pairs(t2) do t2_count = t2_count + 1 end
  if t1_count ~= t2_count then
    return false
  end
  for i,v in pairs(t1) do
    if type(v) == "table" then
      if type(t2[i]) ~= "table" then
        return false
      end
      local valid_left = compareIndexed(v,t2[i])
      if not valid_left then
        return false
      end
    else -- numbers, strings, functions, etc
      if t2[i] ~= v then
        return false
      end
    end
  end
  return true
end