使用jQuery实现购物车结算功能

2019-11-19 15:48:19

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本文实例为大家分享了jQuery实现购物车结算功能展示的具体代码，供大家参考，具体内容如下

<!DOCTYPE html><html>  <head>    <meta charset="UTF-8">    <title></title>    <script type="text/javascript" src="js/jquery-1.8.3.js" ></script>    <script>    /*删除*/      $(function(){  $(".blue").bind("click",function(){    $(this).parent().parent().remove();    totalPrice();  });  /*当鼠标离开文本框时，获取当前值，调用totalPrice()函数进行结算*/  $(".shopping_product_list_5 input").bind("blur",function(){    var t = $(this).val();    totalPrice();   });  var allPrice = 0;  var allReduce = 0;  var allCount = 0;  $("#myTableProduct tr").each(function(){  /*循环购物车列表的每一行*/    var num = parseInt($(this).find(".shopping_product_list_5 input").val());  /*获取文本框中数量值*/    var price = parseFloat($(this).find(".shopping_product_list_4 label").text()); /* 获取商品价格*/    var total = price * num;    allPrice += total; /*计算所有商品的总价格*/    /*获取节省的金额*/    var reduce = parseFloat($(this).find(".shopping_product_list_3 label").text()) - parseFloat($(this).find(".shopping_product_list_4 label").text());    var reducePrice = reduce*num;    allReduce +=reducePrice;    /*获取积分*/    var count = parseFloat($(this).find(".shopping_product_list_2 label").text());    allCount +=count;  });  $("#product_total").text(allPrice.toFixed(2)); /*填写计算结果，其中利用toFixed()函数保留两位小数*/  $("#product_save").text(allReduce.toFixed(2));  $("#product_integral").text(allCount.toFixed(2));}); function totalPrice(){  var allPrice = 0;  var allReduce = 0;  var allCount = 0;  $("#myTableProduct tr").each(function(){    var num = parseInt($(this).find(".shopping_product_list_5 input").val());    var price = parseFloat($(this).find(".shopping_product_list_4 label").text());    var total = price * num;    allPrice += total;    var reduce = parseFloat($(this).find(".shopping_product_list_3 label").text()) - parseFloat($(this).find(".shopping_product_list_4 label").text());    var reducePrice = reduce*num;    allReduce +=reducePrice;    var count = parseFloat($(this).find(".shopping_product_list_2 label").text());    allCount +=count;  });  $("#product_total").text(allPrice.toFixed(2));  $("#product_save").text(allReduce.toFixed(2));  $("#product_integral").text(allCount.toFixed(2)); }    </script>  </head>  <body>    <div class="shopping_list_top">您已选购以下商品</div>  <div class="shopping_list_border">    <table width="100%" border="1px solid #ccc" >      <tr class="shopping_list_title" >        <td class="shopping_list_title_1">商品名</td>        <td class="shopping_list_title_2">单品积分</td>        <td class="shopping_list_title_3">市场价</td>        <td class="shopping_list_title_4">当当价</td>        <td class="shopping_list_title_5">数量</td>        <td class="shopping_list_title_6">删除</td>      </tr>    </table>    <table width="100%" border="1px solid #ccc" id="myTableProduct">      <tr class="shopping_product_list" id="shoppingProduct_01">        <td class="shopping_product_list_1"><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="blue">私募（首部披露资本博弈秘密的金融...</a></td>        <td class="shopping_product_list_2"><label>189</label></td>        <td class="shopping_product_list_3">￥<label>32.00</label></td>        <td class="shopping_product_list_4">￥<label>18.90 </label>(59折)</td>        <td class="shopping_product_list_5"><input type="text" value="1"/></td>        <td class="shopping_product_list_6"><a href="javascript:void(0)" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="blue">删除</a></td>      </tr>      <tr class="shopping_product_list" id="shoppingProduct_02">        <td class="shopping_product_list_1"><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="blue"> 小团圆（张爱玲最神秘小说遗稿）</a></td>        <td class="shopping_product_list_2"><label>173</label></td>        <td class="shopping_product_list_3">￥<label>28.00</label></td>        <td class="shopping_product_list_4">￥<label>17.30</label>(62折)</td>        <td class="shopping_product_list_5"><input type="text" value="1"/></td>        <td class="shopping_product_list_6"><a href="javascript:void(0)" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="blue">删除</a></td>      </tr>      <tr class="shopping_product_list" id="shoppingProduct_03">        <td class="shopping_product_list_1"><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="blue">不抱怨的世界(畅销全球80国的世界...</a></td>        <td class="shopping_product_list_2"><label>154</label></td>        <td class="shopping_product_list_3">￥<label>24.80</label></td>        <td class="shopping_product_list_4">￥<label>15.40</label> (62折)</td>        <td class="shopping_product_list_5"><input type="text" value="2"/></td>        <td class="shopping_product_list_6"><a href="javascript:void(0)" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="blue">删除</a></td>      </tr>      <tr class="shopping_product_list" id="shoppingProduct_04">        <td class="shopping_product_list_1"><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="blue">福玛特双桶洗衣机XPB20-07S</a></td>        <td class="shopping_product_list_2"><label>358</label></td>        <td class="shopping_product_list_3">￥<label>458.00</label></td>        <td class="shopping_product_list_4">￥<label>358.00</label> (78折)</td>        <td class="shopping_product_list_5"><input type="text" value="1"/></td>        <td class="shopping_product_list_6"><a href="javascript:void(0)" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="blue">删除</a></td>      </tr>      <tr class="shopping_product_list" id="shoppingProduct_05">        <td class="shopping_product_list_1"><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="blue">PHP和MySQL Web开发 （原书第4版）</a></td>        <td class="shopping_product_list_2"><label>712</label></td>        <td class="shopping_product_list_3">￥<label>95.00</label></td>        <td class="shopping_product_list_4">￥<label>71.20</label> (75折)</td>        <td class="shopping_product_list_5"><input type="text" value="1"/></td>        <td class="shopping_product_list_6"><a href="javascript:void(0)" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="blue">删除</a></td>      </tr>      <tr class="shopping_product_list" id="shoppingProduct_06">        <td class="shopping_product_list_1"><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="blue">法布尔昆虫记</a>（再买￥68.30即可参加“满199元减10元现金”活动）</td>        <td class="shopping_product_list_2"><label>10</label></td>        <td class="shopping_product_list_3">￥<label>198.00</label></td>        <td class="shopping_product_list_4">￥<label>130.70</label> (66折)</td>        <td class="shopping_product_list_5"><input type="text" value="1"/></td>        <td class="shopping_product_list_6"><a href="javascript:void(0)" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="blue">删除</a></td>      </tr>    </table>    <div class="shopping_list_end">      <div><a id="removeAllProduct" href="javascript:void(0);" rel="external nofollow" >清空购物车</a></div>      <ul>        <li class="shopping_list_end_1"><input name="" type="image" src="images/shopping_balance.gif"/></li>        <li class="shopping_list_end_2">￥<label id="product_total"></label></li>        <li class="shopping_list_end_3">商品金额总计：</li>        <li class="shopping_list_end_4">您共节省金额：￥<label class="shopping_list_end_yellow" id="product_save"></label><br/>          可获商品积分：<label class="shopping_list_end_yellow" id="product_integral"></label>        </li>      </ul>    </div>  </div>  </body></html>

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