织梦Dedecms5.7整站怎么调用购物车订单数量

<?php
/**
* my_car_count.php
* /plus
* 显示购物车的商品数量
* https://www.jb51.net/cms
* QQ: 834114969
*/
require_once (dirname(__FILE__) . "/../include/common.inc.php");
define(&#39;_PLUS_TPL_&#39;, DEDEROOT.&#39;/templets/plus&#39;);
require_once(DEDEINC.&#39;/dedetemplate.class.php&#39;);
require_once DEDEINC.&#39;/shopcar.class.php&#39;;
$cart = new MemberShops();</p> <p>$car_count = 0;</p> <p>if($cart->cartCount() >= 1)
{
$car_count = $cart->cartCount();
}
echo (&#39;document.write("&#39; . $car_count . &#39;"); &#39;);
exit;
?>