s() {   global $test_name, $naked, $proc_x, $proc_y, $func_x, $func_y, $func_a, $n, $ok, $log, $count, $varToChange, $rand, $item, $text, $number_of_calls, $list0, $proc_z, $func_z, $x, $proc_w, $func_c, $if0, $i, $loglist, $changing_list, $list_copy, $unittestResults;   $log = '';   for ($x = 0; $x <= 0; $x++) {     $log .= $x;   }   assertEquals($log, '00000000', 'count 