<?
class Log

{

    function loguj()

    {
        $args = func_get_args();
        $vystup = call_user_func_array("sprintf", $args);

        echo   $vystup;

    }

        function tralalala()

    {


        $args = func_get_args();

        $vystup = call_user_func_array("sprintf", $args);

        echo   $vystup;

    }

}

 $log = new Log;

$log->loguj("kjkhjkhjkgjkg");

$log->tralalala("<br>kjkhjkhfgdfgfdjkgjkg");