分析下来语句,输出结果是怎样的? 80,'B'=>60, 'C'=>81), array('A'=>90,'B'=>91, 'C'=>98), array('A'=>70,'B'=>68, 'C'=>65), array('A'=>92,'B'=>80, 'C'=>85) ); $num=count($Score); $T = 0; $A_sum=$B_sum=$C_sum=0; foreach($Score as $values){ foreach($values as $v){ $T += $v; } $A_sum +=$values['A']; $B_sum +=$values['B']; $C_sum +=$values['C']; } echo "$"."A_avg is: ".($A_sum / $num)."
"; echo "$"."B_avg is: ".($B_sum / $num)."
"; echo "$"."C_avg is: ".($C_sum / $num)."
"; echo "$"." T is: ".$T; ?>