[LiMPiTo]

pawn Код:

stock IsPlayerPassenger(playerid)
{
    if(IsPlayerInAnyVehicle(playerid) && GetPlayerState(playerid) == PLAYER_STATE_PASSENGER)
    {
        return true;
    }
    return false;
}

Ejemplo:

pawn Код:

if(IsPlayerPassenger(Cliente[playerid]))
{
    new MsgString[128];
    format(MsgString, sizeof(MsgString), "PlayerID: %i es tu pasajero", Cliente[playerid]);
    SendClientMessage(playerid, -1, MsgString);
}