js购物车价格计算
2016-05-31 13:50
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<pre name="code" class="html"><table width="100%" border="0" cellspacing="0" cellpadding="0" id="shopping"> <tr> <td class="title_1"><input id="allCheckBox" type="checkbox" value="" />全选</td> <td class="title_2" colspan="2">店铺宝贝</td> <td class="title_3">获积分</td> <td class="title_4">单价(元)</td> <td class="title_5">数量</td> <td class="title_6">小计(元)</td> <td class="title_7">操作</td> </tr> <tr> <td colspan="8" class="line"></td> </tr> <tr> <td colspan="8" class="shopInfo">店铺:<a href="#">纤巧百媚时尚鞋坊</a> 卖家:<a href="#">纤巧百媚</a> <img src="images/taobao_relation.jpg" alt="relation" /></td> </tr> <tr id="product1"> <td class="cart_td_1"><input name="cartCheckBox" type="checkbox" value="product1" /></td> <td class="cart_td_2"><img src="images/taobao_cart_01.jpg" alt="shopping"/></td> <td class="cart_td_3"><a href="#">日韩流行风时尚美眉最爱独特米字拼图金属坡跟公主靴子黑色</a><br /> 颜色:棕色 尺码:37<br /> 保障:<img src="images/taobao_icon_01.jpg" alt="icon" /></td> <td class="cart_td_4">5</td> <td class="cart_td_5">138.00</td> <td class="cart_td_6"><img src="images/taobao_minus.jpg" alt="minus" class="down"/> <input id="num_1" type="text" value="1" class="num_input" readonly="readonly"/> <img src="images/taobao_adding.jpg" alt="add" class="hand"/></td> <td class="cart_td_7"></td> <td class="cart_td_8"><a href="javascript:void(0);">删除</a></td> </tr> <tr> <td colspan="8" class="shopInfo">店铺:<a href="#">香港我的美丽日记</a> 卖家:<a href="#">lokemick2009</a> <img src="images/taobao_relation.jpg" alt="relation" /></td> </tr> <tr id="product2"> <td class="cart_td_1"><input name="cartCheckBox" type="checkbox" value="product2" /></td> <td class="cart_td_2"><img src="images/taobao_cart_02.jpg" alt="shopping"/></td> <td class="cart_td_3"><a href="#">chanel/香奈尔/香奈尔炫亮魅力唇膏3.5g</a><br /> 保障:<img src="images/taobao_icon_01.jpg" alt="icon" /> <img src="images/taobao_icon_02.jpg" alt="icon" /></td> <td class="cart_td_4">12</td> <td class="cart_td_5">265.00</td> <td class="cart_td_6"><img src="images/taobao_minus.jpg" alt="minus" class="down"/> <input id="num_2" type="text" value="1" class="num_input" readonly="readonly"/> <img src="images/taobao_adding.jpg" alt="add" class="hand"/></td> <td class="cart_td_7"></td> <td class="cart_td_8"><a href="javascript:void(0);">删除</a></td> </tr> <tr> <td colspan="8" class="shopInfo">店铺:<a href="#">实体经营</a> 卖家:<a href="#">林颜店铺</a> <img src="images/taobao_relation.jpg" alt="relation" /></td> </tr> <tr id="product3"> <td class="cart_td_1"><input name="cartCheckBox" type="checkbox" value="product3"/></td> <td class="cart_td_2"><img src="images/taobao_cart_03.jpg" alt="shopping"/></td> <td class="cart_td_3"><a href="#">蝶妆海?蓝清滢粉底液10#(象牙白)</a><br /> 保障:<img src="images/taobao_icon_01.jpg" alt="icon" /> <img src="images/taobao_icon_02.jpg" alt="icon" /></td> <td class="cart_td_4">3</td> <td class="cart_td_5">85.00</td> <td class="cart_td_6"><img src="images/taobao_minus.jpg" alt="minus" class="down"/> <input id="num_3" type="text" value="1" class="num_input" readonly="readonly"/> <img src="images/taobao_adding.jpg" alt="add" class="hand"/></td> <td class="cart_td_7"></td> <td class="cart_td_8"><a href="javascript:void(0);">删除</a></td> </tr> <tr> <td colspan="8" class="shopInfo">店铺:<a href="#">红豆豆的小屋</a> 卖家:<a href="#">taobao豆豆</a> <img src="images/taobao_relation.jpg" alt="relation" /></td> </tr> <tr id="product4"> <td class="cart_td_1"><input name="cartCheckBox" type="checkbox" value="product4"/></td> <td class="cart_td_2"><img src="images/taobao_cart_04.jpg" alt="shopping"/></td> <td class="cart_td_3"><a href="#">相宜促销专供 大S推荐 最好用的LilyBell化妆棉</a><br /> 保障:<img src="images/taobao_icon_01.jpg" alt="icon" /></td> <td class="cart_td_4">12</td> <td class="cart_td_5">12.00</td> <td class="cart_td_6"><img src="images/taobao_minus.jpg" alt="minus" class="down"/> <input id="num_4" type="text" value="2" class="num_input" readonly="readonly"/> <img src="images/taobao_adding.jpg" alt="add" class="hand"/></td> <td class="cart_td_7"></td> <td class="cart_td_8"><a href="javascript:void(0);">删除</a></td> </tr> <tr> <td colspan="3"><a id="deleteAll" href="javascript:void(0);"><img src="images/taobao_del.jpg" alt="delete"/></a></td> <td colspan="5" class="shopend">商品总价(不含运费):<label id="total" class="yellow"></label> 元<br /> 可获积分 <label class="yellow" id="integral"></label> 点<br /> <input name=" " type="image" src="images/taobao_subtn.jpg" /></td> </tr> </table>
function total(){ var index = $(".cart_td_8").length;//购物车商品栏数 var totall = 0; var jifen = 0; for (var i = 1 ; i<=index ; i++) { var a = $("#product"+i+" .cart_td_5").html();<span style="font-family: Arial, Helvetica, sans-serif;">//取出每一栏价格</span> var b = $("#product"+i+" .num_input").val();<span style="font-family: Arial, Helvetica, sans-serif;">//取出每一栏商品数量</span> var c = parseInt($("#product"+i+" .cart_td_4").text()); var total = a*b;//计算价格 $("#product"+i+" .cart_td_7").html(total); totall = totall + total;<span style="font-family: Arial, Helvetica, sans-serif;">//计算总价</span> jifen = jifen + c;<span style="font-family: Arial, Helvetica, sans-serif;">//计算总积分</span> } $("#total").html(totall); $("#integral").text(jifen); }
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