[Blademaster680]

Код:

new LetterList[26][] =
{
    "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", 
    "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z"
}; 

stock SetVehicleRandomNumberPlate(vehicleid)
{
    new string[10];
    format(string, sizeof(string), "%s%s%s%s %d%d%d", LetterList[random(sizeof(LetterList))], LetterList[random(sizeof(LetterList))], LetterList[random(sizeof(LetterList))], LetterList[random(sizeof(LetterList))], random(10), random(10), random(10));
    SetVehicleNumberPlate(vehicleid, string);
    return 1;
}

Link to thread where I found this code:
https://sampforum.blast.hk/showthread.php?tid=308961