public void playersInWorldMessage(World world, Player player){
		if (plugin.getPlayersInWorld(world, player) != "" && world != null){
			
			List<Player> players = world.getPlayers();
			
			if (players.size() == 1){
				player.sendMessage(ChatColor.GOLD + "You're the only user in this world!");
			}else{
				player.sendMessage(ChatColor.GOLD + "Players in this world: " + plugin.getPlayersInWorld(world, player));
			}	
		} 
	}