duoweishuzu.php文件下：
<!DOCTYPE html>
<html><body>
<?php
$cars=array(
array("衣服",100,30),
array("玩具",100,40),
array("食品",100,50)
);
echo $cars[0][0]."，庫存：".$cars[0][1]."，銷量：".$cars[0][2];
echo "</br>";
echo $cars[1][0]."，庫存：".$cars[1][1]."，銷量：".$cars[1][2];
echo "</br>";
echo $cars[2][0]."，庫存：".$cars[2][1]."，銷量：".$cars[2][2];
echo "</br>";
?>
</body>
</html>