[Jeffry]

pawn Код:

stock IsPlayerVIP(playerid)
{
    new PlName[MAX_PLAYER_NAME]; GetPlayerName(playerid, PlName, MAX_PLAYER_NAME);
    for(new i=0; i<sizeof(Vips); i++) if(!strcmp(PlName, Vips[i])) return 1;
    return 0;
}

Woops, my fault. MissTyped myself. ^^

This should do it.