[Ironboy]

I don't know if this is what you meant

pawn Код:

//OnPlayerConnect
SetTimerEx("Clearchat", 10000, 0, "i", playerid);

forward Clearchat(playerid);
public Clearchat(playerid)
{
    for(new i = 0; i < 11; i++) SendClientMessage(playerid,-1," ");
    return 1;
}