[[MM]RoXoR[FS]]

You may like to look https://sampwiki.blast.hk/wiki/IsValidVehicle

pawn Код:

native IsValidVehicle(vehicleid);
 
// Count vehicles
public OnPlayerCommandText(playerid,cmdtext[])
{
    if(!strcmp(cmdtext,"/countvehicles",true))
    {            
        new
            count, 
            msg[60];
 
        for(new i; i < MAX_VEHICLES; i++)
        {
            if(IsValidVehicle(i)) count++;
        }
 
        format(msg, sizeof(msg), "* There are %d valid spawned vehicles on this server.", count);
        SendClientMessage(playerid, 0x33CCCCFF, msg);
        return 1;
    }
    return 0;
}