--#wrap peripherals
local s = peripheral.wrap("top")
--#make a whitelist
local whitelist = {
  Batword = true,
  batword = false,
}

while true do
  local a, users = os.pullEvent("player")
  if users then --#make sure users isn't nil
print("coucou")
    for _, user in ipairs( users ) do --#iterate through all the users
    print("coucou2")
      if whitelist[ user.name ] then --#if the user is on the whitelist
    print("bievenue")
        --#say stuff
        break --#exit the for loop early
      end
    end
  end
  sleep( 1 ) --#wait one second
end