通过JavaScript实现类似与淘宝的购物车效果，包括商品的单选、全选、删除、修改数量、价格计算、数目计算、预览等功能的实现。实现的效果图：
相应的代码：
shoppingCart.html
JavaScript实现购物车项目实战
shoppingCart.js
shoppingCart.css
.count_input{
width: 39px;
height: 15px;
line-height: 15px;
border: 1px solid #aaa;
color: #343434;
text-align: center;
padding: 4px 0;
background-color: #fff;
}
span.add, span.reduce{
height: 23px;
width: 27px;
border: 1px solid #e5e5e5;
background: #f0f0f0;
line-height: 23px;
color: #444;
}
.closing{
display: inline-block;
width: 120px;
height: 50px;
line-height: 50px;
background: #f40;
text-align: center;
font-family: 'Microsoft Yahei';
font-size: 20px;
-webkit-border-radius: 2px;
-moz-border-radius: 2px;
-ms-border-radius: 2px;
border-radius: 2px;
text-decoration: none;
cursor: pointer;
}
.fr{
float: right;
}
.selected_totle, .selectAll, .select_all, .delete_all{
margin-top: 15px;
}
.footer{
height: 50px;
background: #e5e5e5;
font-family: 'Microsoft Yahei';
}
#selectTotle, #priceTotle,.subtotle {
color: #f40;
font-weight: 700;
font-size: 18px;
font-family: tohoma,arial;
padding: 5px;
}
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