public OnPlayerCommandText(playerid, cmdtext[])
{
    if(!strcmp(cmdtext, "/heal", true))
    {
        new Float:Health;
        GetPlayerHealth(playerid, Health);
        if(Health < 100.0)
        {
            SetPlayerHealth(playerid, 100.0);
            SendClientMessage(playerid, 0x18FE12FF, "Uzupełniłeś HP!");
            GivePlayerMoney(playerid, -1000);
        }
        SendClientMessage(playerid, 0x18FE12FF, "Masz całe HP!");
        return 1;
    }
return 1;
}