[Ph0ton]

Nгo testei...

pawn Код:

new Players;

public OnPlayerConnect(playerid)
{
    Players++;
    new Str[20];
    format(Str, sizeof(Str), "PLAYERS ONLINE: %i", Players);
    TextDrawSetString(TEXT, Str)
    return 1;
}

public OnPlayerDisconnect(playerid, reason)
{
    Players--;
    new Str[20];
    format(Str, sizeof(Str), "PLAYERS ONLINE: %i", Players);
    TextDrawSetString(TEXT, Str)
    return 1;
}

Troca "TEXT" pelo nome da Textdraw