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购物车全选，全不选，局部全选，全选判定
<!doctype html><html><head> <meta charset="utf-8"> <meta name="format-detection" content="telephone=no"/> <meta name="viewport" content="user-scalable=no, width=device-width, initial-scale=1.0, maximum-scale=1.0"/> <title>购物车</title> <script src="http://ajax.aspnetcdn.com/ajax/jquery/jquery-2.1.4.min.js"></script> <style> @charset "utf-8"; html,body,div,p,form,label,ul,li,dl,dt,dd,ol,img,button,b,em,strong,small,h1,h2,h3,h4,h5,h6{margin:0;padding:0;border:0;list-style:none;font-style:normal;} body{font-family:SimHei,‘Helvetica Neue‘,Arial,‘Droid Sans‘,sans-serif;font-size:14px;color:#333;background:#f2f2f2;} a, a.link{color:#666;text-decoration:none;font-weight:500;} a, a.link:hover{color:#666;} h1,h2,h3,h4,h5,h6{font-weight: normal;} /*头部开始*/ .header{position:relative;width:100%;height:44px;background:#fff;border-bottom:1px solid #e0e0e0;} .header h1{font-size:16px;color:#333;height:44px;line-height:44px;display:block;text-align:center;} .header a{position: absolute;top:0;display:block;height:44px;line-height:44px;} .header a.back{left:0px;} .header a.back span{display:inline-block;width:25px;height:25px;margin:10px 5px;background: url("../images/icon/icon-back.png") no-repeat;background-size:100%;} .header .home{} /*头部结束*/ /*input[type="checkbox"]{-webkit-appearance:none;outline: none;}*/ input.check{background:url(../images/icon/icon_radio3.png) no-repeat center left;background-size:20px 20px;position:absolute;top:50%;left:10px;margin-top:-18px;width:20px;height:35px;} input.check:checked{background:url(../images/icon/icon_radio4.png) no-repeat center left;background-size:20px 20px;} input.goodsCheck:checked{background:url(../images/icon/icon_radio4.png) no-repeat center left;background-size:20px 20px;} input.check:checked{background:url(../images/icon/icon_radio4.png) no-repeat center left;background-size:20px 20px;} .checked{background:url(../images/icon/icon_radio4.png) no-repeat left center;background-size:20px 20px;position:absolute;top:50%;left:15px;margin-top:-18px;width:20px;height:35px;} @charset "utf-8"; /* CSS Document */ /*购物车*/ .shopping{clear:both;overflow:hidden;height:auto;padding-bottom: 60px;} .shop-group-item{margin-bottom:5px;} .shop-group-item ul li{border-bottom:1px solid #fff;} .shop-group-item ul li:last-child{border-bottom:none;} .shop-name{background:#fff;height:35px;line-height:35px;padding:0 15px;position:relative;} .shop-name h4{float:left;font-size:14px;background:url(../images/icon/icon-kin.png) no-repeat left center;background-size:20px 20px;padding-left:25px;margin-left: 28px;} .shop-name .coupons{float:right;} .shop-name .coupons span{display:inline-block;padding:0 5px;} .shop-name .coupons em{color:#e0e0e0;} .shop-info{background:#f5f5f5;height:120px;padding:0 15px;position:relative;} .shop-info .checkbox{background:url(../images/icon/icon_radio3.png) no-repeat left center;background-size:20px 20px;position:absolute;top:50%;left:15px;margin-top:-60px;width:20px;height:120px;} .shop-info .checkbox1{background:url(../images/icon/icon_radio4.png) no-repeat left center;background-size:20px 20px;position:absolute;top:50%;left:15px;margin-top:-60px;width:20px;height:120px;} .shop-info .shop-info-img{position:absolute;top:15px;left:45px;width:90px;height:90px;} .shop-info .shop-info-img img{width:100%;height:100%;} .shop-info .shop-info-text{margin-left:130px;padding:15px 0;} .shop-info .shop-info-text h4{font-size:14px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow: hidden;} .shop-info .shop-info-text .shop-brief{height:25px;line-height:25px;font-size:12px;color:#81838e;white-space:nowrap;} .shop-info .shop-info-text .shop-brief span{display:inline-block;margin-right:8px;} .shop-info .shop-info-text .shop-price{height:24px;line-height:24px;position:relative;} .shop-info .shop-info-text .shop-price .shop-pices {color:red;font-size:16px;} .shop-info .shop-info-text .shop-arithmetic{position:absolute;right:0px;top:0;width:84px;box-sizing:border-box;white-space:nowrap;height:100%;border:1px solid #e0e0e0;} .shop-info .shop-info-text .shop-arithmetic a{display:inline-block;width:23px;height:22px;line-height:22px;text-align:center;background:#fff;font-size:16px;} .shop-info .shop-info-text .shop-arithmetic .minus{border-right:1px solid #e0e0e0;} .shop-info .shop-info-text .shop-arithmetic .failed{color:#d1d1d1;} .shop-info .shop-info-text .shop-arithmetic .plus{border-left:1px solid #e0e0e0;} .shop-info .shop-info-text .shop-arithmetic .num{width:32px;text-align:center;border:none;display: inline-block;height:100%;box-sizing:border-box;vertical-align:top;margin:0 -6px;} .shopPrice{background:#fff;height:35px;line-height:35px;padding:0 15px;text-align:right;} .shopPrice span{color:#f00;} .payment-bar{clear:both;overflow:hidden;width:100%;height:49px;position:fixed;bottom:0;border-top:1px solid #e0e0e0;background:#fff;} .payment-bar .all-checkbox{float:left;line-height:49px;padding-left:40px;} .payment-bar .shop-total{float:left;-webkit-box-flex:1.0;box-flex:1.0;margin:9px 20px 9px 35px;} .payment-bar .shop-total strong{display:block;font-size:16px;} .payment-bar .shop-total span{display:block;font-size:12px;} .payment-bar .settlement{display:inline-block;float:right;width:100px;height:49px;line-height:49px;text-align:center;color:#fff;font-size:16px;background:#f23030;} </style></head><body><!--头部开始--><div class="header"> <h1>购物车</h1> <a href="#" class="back"><span></span></a> <a href="#" class=""></a></div><!--头部结束--><div class="shopping"> <div class="shop-group-item"> <div class="shop-name"> <input type="checkbox" class="check goods-check shopCheck"> <h4><a href="#">苹果专卖店</a></h4> <div class="coupons"><span>领券</span><em>|</em><span>编辑</span></div> </div> <ul> <li> <div class="shop-info"> <input type="checkbox" class="check goods-check goodsCheck"> <div class="shop-info-img"><a href="#"><img src="http://iph.href.lu/90x90?text=孤独与狗" /></a></div> <div class="shop-info-text"> <h4>Apple MacBook Pro 13.3英寸笔记本电脑 银色(Core i5 处理器/8GB内存/128GB SSD闪存/Retina屏 MF839CH/A)</h4> <div class="shop-brief"><span>重量:3.3kg</span><span>颜色:标配版</span><span>版本:13.3英寸</span></div> <div class="shop-price"> <div class="shop-pices">￥<b class="price">100.00</b></div> <div class="shop-arithmetic"> <a href="javascript:;" class="minus">-</a> <span class="num" >1</span> <a href="javascript:;" class="plus">+</a> </div> </div> </div> </div> </li> <li> <div class="shop-info"> <input type="checkbox" class="check goods-check goodsCheck"> <div class="shop-info-img"><a href="#"><img src="http://iph.href.lu/90x90?text=孤独与狗" /></a></div> <div class="shop-info-text"> <h4>Apple MacBook Pro 13.3英寸笔记本电脑 银色(Core i5 处理器/8GB内存/128GB SSD闪存/Retina屏 MF839CH/A)</h4> <div class="shop-brief"><span>重量:3.3kg</span><span>颜色:标配版</span><span>版本:13.3英寸</span></div> <div class="shop-price"> <div class="shop-pices">￥<b class="price">100.00</b></div> <div class="shop-arithmetic"> <a href="javascript:;" class="minus">-</a> <span class="num" >1</span> <a href="javascript:;" class="plus">+</a> </div> </div> </div> </div> </li> <li> <div class="shop-info"> <input type="checkbox" class="check goods-check goodsCheck"> <div class="shop-info-img"><a href="#"><img src="http://iph.href.lu/90x90?text=孤独与狗" /></a></div> <div class="shop-info-text"> <h4>Apple MacBook Pro 13.3英寸笔记本电脑 银色(Core i5 处理器/8GB内存/128GB SSD闪存/Retina屏 MF839CH/A)</h4> <div class="shop-brief"><span>重量:3.3kg</span><span>颜色:标配版</span><span>版本:13.3英寸</span></div> <div class="shop-price"> <div class="shop-pices">￥<b class="price">100.00</b></div> <div class="shop-arithmetic"> <a href="javascript:;" class="minus">-</a> <span class="num" >1</span> <a href="javascript:;" class="plus">+</a> </div> </div> </div> </div> </li> </ul> <div class="shopPrice">本店总计：￥<span class="shop-total-amount ShopTotal">0.00</span></div> </div> <div class="shop-group-item"> <div class="shop-name"> <input type="checkbox" class="check goods-check shopCheck"> <h4><a href="#">苹果专卖店</a></h4> <div class="coupons"><span>领券</span><em>|</em><span>编辑</span><!--<span class="shop-total-amount ShopTotal">0</span>--></div> </div> <ul> <li> <div class="shop-info"> <input type="checkbox" class="check goods-check goodsCheck"> <div class="shop-info-img"><a href="#"><img src="http://iph.href.lu/90x90?text=孤独与狗" /></a></div> <div class="shop-info-text"> <h4>Apple MacBook Pro 13.3英寸笔记本电脑 银色(Core i5 处理器/8GB内存/128GB SSD闪存/Retina屏 MF839CH/A)</h4> <div class="shop-brief"><span>重量:3.3kg</span><span>颜色:标配版</span><span>版本:13.3英寸</span></div> <div class="shop-price"> <div class="shop-pices">￥<b class="price">100.00</b></div> <div class="shop-arithmetic"> <a href="javascript:;" class="minus">-</a> <span class="num" >1</span> <a href="javascript:;" class="plus">+</a> </div> </div> </div> </div> </li> <li> <div class="shop-info"> <input type="checkbox" class="check goods-check goodsCheck"> <div class="shop-info-img"><a href="#"><img src="http://iph.href.lu/90x90?text=孤独与狗" /></a></div> <div class="shop-info-text"> <h4>Apple MacBook Pro 13.3英寸笔记本电脑 银色(Core i5 处理器/8GB内存/128GB SSD闪存/Retina屏 MF839CH/A)</h4> <div class="shop-brief"><span>重量:3.3kg</span><span>颜色:标配版</span><span>版本:13.3英寸</span></div> <div class="shop-price"> <div class="shop-pices">￥<b class="price">100.00</b></div> <div class="shop-arithmetic"> <a href="javascript:;" class="minus">-</a> <span class="num" >1</span> <a href="javascript:;" class="plus">+</a> </div> </div> </div> </div> </li> </ul> <div class="shopPrice">本店总计：￥<span class="shop-total-amount ShopTotal">0.00</span></div> </div></div><div class="payment-bar"> <div class="all-checkbox"><input type="checkbox" class="check goods-check" id="AllCheck">全选</div> <div class="shop-total"> <strong>总价：<i class="total" id="AllTotal">0.00</i></strong> <span>减免：123.00</span> </div> <a href="#" class="settlement">结算</a></div><script> $(function(){ // 数量减 $(".minus").click(function() { var t = $(this).parent().find(‘.num‘); t.text(parseInt(t.text()) - 1); if (t.text() <= 1) { t.text(1); } TotalPrice(); }); // 数量加 $(".plus").click(function() { var t = $(this).parent().find(‘.num‘); t.text(parseInt(t.text()) + 1); if (t.text() <= 1) { t.text(1); } TotalPrice(); }); /******------------分割线-----------------******/ // 点击商品按钮 $(".goodsCheck").click(function() { var goods = $(this).closest(".shop-group-item").find(".goodsCheck"); //获取本店铺的所有商品 var goodsC = $(this).closest(".shop-group-item").find(".goodsCheck:checked"); //获取本店铺所有被选中的商品 var Shops = $(this).closest(".shop-group-item").find(".shopCheck"); //获取本店铺的全选按钮 if (goods.length == goodsC.length) { //如果选中的商品等于所有商品 Shops.prop(‘checked‘, true); //店铺全选按钮被选中 if ($(".shopCheck").length == $(".shopCheck:checked").length) { //如果店铺被选中的数量等于所有店铺的数量 $("#AllCheck").prop(‘checked‘, true); //全选按钮被选中 TotalPrice(); } else { $("#AllCheck").prop(‘checked‘, false); //else全选按钮不被选中 TotalPrice(); } } else { //如果选中的商品不等于所有商品 Shops.prop(‘checked‘, false); //店铺全选按钮不被选中 $("#AllCheck").prop(‘checked‘, false); //全选按钮也不被选中 // 计算 TotalPrice(); // 计算 } }); // 点击店铺按钮 $(".shopCheck").click(function() { if ($(this).prop("checked") == true) { //如果店铺按钮被选中 $(this).parents(".shop-group-item").find(".goods-check").prop(‘checked‘, true); //店铺内的所有商品按钮也被选中 if ($(".shopCheck").length == $(".shopCheck:checked").length) { //如果店铺被选中的数量等于所有店铺的数量 $("#AllCheck").prop(‘checked‘, true); //全选按钮被选中 TotalPrice(); } else { $("#AllCheck").prop(‘checked‘, false); //else全选按钮不被选中 TotalPrice(); } } else { //如果店铺按钮不被选中 $(this).parents(".shop-group-item").find(".goods-check").prop(‘checked‘, false); //店铺内的所有商品也不被全选 $("#AllCheck").prop(‘checked‘, false); //全选按钮也不被选中 TotalPrice(); } }); // 点击全选按钮 $("#AllCheck").click(function() { if ($(this).prop("checked") == true) { //如果全选按钮被选中 $(".goods-check").prop(‘checked‘, true); //所有按钮都被选中 TotalPrice(); } else { $(".goods-check").prop(‘checked‘, false); //else所有按钮不全选 TotalPrice(); } $(".shopCheck").change(); //执行店铺全选的操作 }); //计算 function TotalPrice() { var allprice = 0; //总价 $(".shop-group-item").each(function() { //循环每个店铺 var oprice = 0; //店铺总价 $(this).find(".goodsCheck").each(function() { //循环店铺里面的商品 if ($(this).is(":checked")) { //如果该商品被选中 var num = parseInt($(this).parents(".shop-info").find(".num").text()); //得到商品的数量 var price = parseFloat($(this).parents(".shop-info").find(".price").text()); //得到商品的单价 var total = price * num; //计算单个商品的总价 oprice += total; //计算该店铺的总价 } $(this).closest(".shop-group-item").find(".ShopTotal").text(oprice.toFixed(2)); //显示被选中商品的店铺总价 }); var oneprice = parseFloat($(this).find(".ShopTotal").text()); //得到每个店铺的总价 allprice += oneprice; //计算所有店铺的总价 }); $("#AllTotal").text(allprice.toFixed(2)); //输出全部总价 } });</script></body></html>
效果图：
购物车全选，全不选，局部全选，全选判定
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