}
}
}
$items = $cart->all();
if(empty($items)){ //如果购物车为空，返回到首页
header('location: index.php');
exit;
}
//把购物车里的商品详细信息取出来，包括市场价，缩略图
$items = $goods->getCartGoods($items);
$total = $cart->getPrice(); //计算购物四中的商品总价格
$market_total = 0.0;
foreach($items as $v){ //计算市场总价
$market_total += $v['market_price'] * $v['num'];
}
$discount = $market_total - $total; //计算差价
$rate = round(100 * $discount / $total, 2); //节省计算百分比
include(ROOT . 'view/front/jiesuan.html');
}else if($act == 'clear'){
$cart->clear(); //清空购物车
