} } } $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