local t = {"\ea", "\d", "\q", "\114", "\x41", "\u{69}", "\z   A", "\65"}
for i, s in ipairs(t) do
  local b = {}
  for j = 1, #s do b[#b+1] = string.byte(s, j) end
  print(i, #s, table.concat(b, ","))
end
print("readstring?", ("r\ea\dst\114\u{69}\110g"))