[XK]

you could create for cars and when you write the command like /vehiclefuel[vehicleid][fuel] it sets the fuel to the amount you wrote like

pawn Код:

new VehicleGas[MAX_VEHICLES];

and use ZCMD to make the command or.. and when he writes it :

pawn Код:

VehicleGas[vehicleid] = fuel; //use ZCMD or..to define vehicleid as the first parameter and the fuel as the second paameter.