[Anwix]

Код:

dcmd_kickall(playerid, params[])
{
	if (IsPlayerAdmin(playerid))
	{
		for (new i = 0; i < MAX_PLAYERS; i++)
		{
			if (IsPlayerConnected(i) && !IsPlayerAdmin(i))
			{
				Kick(i);
			}
		}
	}
}

Untested. (This will kick all players who are not admins!)