[ThePrograme]

here an easyer one :

pawn Код:

COMMAND:clearchat(playerid,params[])
{
   if( PlayerInfo[ playerid ][ pAdmin ] >= 1 ) return SendClientMessage( playerid, COLOR_RED, "ERROR: You must be level 1 to use this command!" );
{
     for( new i = 0; i <= 100; i ++ ) SendClientMessageToAll( -1, "" );
}   return 1;
}