<!doctype html>
<html lang="en" ng-app>
<head>
<meta charset="UTF-8">
<title>用ng搭建一个简单的购物系统</title>
<link rel="stylesheet" href="css/bootstrap.min.css">
<script type="text/javascript" src="js/angular.min.js"></script>
<style type="text/css">
input[type=button]{
font-size: 12px;
}
input[type=text]{
width: 35px;
}
input[name=quantity]{
width : 100px;
}
input[name=title]{
width: 100px;
}
</style>
</head>
<body>
<div ng-controller="ShopListController">
<table class="table table-striped table-bordered">
<thead>
<th>ID</th>
<th>商品名</th>
<th>单价</th>
<th>数量</th>
<th>总价</th>
<th>操作</th>
</thead>
<tbody>
<!-- 迭代 -->
<tr ng-repeat="item in items">
<td>{{item.id}}</td>
<td>{{item.title}}</td>
<td>{{item.price}}</td>
<td>{{item.quantity}}</td>
<td>{{item.price*item.quantity}}</td>
<td>
<input type="button" value="删除当前商品" ng-click="removeList($index)">
<input type="button" ng-model="item.quantity" value="+" ng-click="addQ($index)">
<input type="button" ng-model="item.quantity" value="-" ng-click="removeQ($index)">
</td>
</tr>
</tbody>
</table>
<input type="button" value="添加一条记录" ng-click="addList()">
</div>
<script type="text/javascript">
var items = [
{
id : '2' ,
title : '康师傅牛肉面',
quantity : 5 ,
price : 20
},
{
id : '3' ,
title : '奶粉',
quantity : 100 ,
price : 5
},
{
id : '5' ,
title : '王老吉',
quantity : 4,
price : 15
},
{
id : '1' ,
title : '数码相机',
quantity : 1 ,
price : 6000
},
{
id : '4' ,
title : 'ipad mini',
quantity : 2 ,
price : 2300
}
];
function ShopListController($scope){
$scope.items = items;
$scope.removeList = function(index){
$scope.items.splice(index,1);
};
// 不用再传参数
$scope.addList = function(){
$scope.items.splice(1,0,{
id : '4' ,
title : 'ipad mini',
quantity : 2 ,
price : 2300
});
}; $scope.addQ = function(index){
$scope.items[index].quantity++;
}; $scope.removeQ = function(index){
var q = $scope.items[index].quantity;
if(q == 0){
return false;
}
$scope.items[index].quantity--;
}
} </script>
</body>
</html>