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AngularJs application: A small example of implementing a similar shopping page (with code)

不言Original: 2018-08-11 14:44:501524browse

The content of this article is about AngularJs application: a small example of implementing a similar shopping page (with code), which has certain reference value. Friends in need can refer to it. I hope it will be helpful to you. .

Write a small application and become proficient in AngularJs.

<!DOCTYPE html>
<html ng-app=&#39;myApp&#39;>
<head>
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>Page Title</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" type="text/css" media="screen" href="./src/css/index.css" />
    <link href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
    <script src="http://cdn.static.runoob.com/libs/angular.js/1.4.6/angular.min.js"></script> 
    <script src="https://cdn.bootcss.com/jquery/2.1.1/jquery.min.js"></script>
    <script src="https://cdn.bootcss.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
    <script>
        var myApp=angular.module(&#39;myApp&#39;,[]);//定义一个控制器
        
        var model={//model模块，里面主要包含了数据
            money:0,
            items:[
                {name:&#39;钢笔&#39;,price:50,number:1},
                {name:&#39;练习本&#39;,price:1,number:0},
                {name:&#39;保温杯&#39;,price:25,number:0},
                {name:&#39;书包&#39;,price:80,number:0}
            ]
        };
        //$scope是angular的一个全局对象，你可以往上面加上属性和方法
        myApp.controller(&#39;myControl&#39;,function($scope) {//控制器模块
            $scope.model=model;//注意一下，前面的model在HTML中是看不到的，$scope.model这个model是可以的 $scope是全局对象，注意
 
            $scope.Add=function (newItem) {//添加内容
                 
                $scope.model.items.push({name:newItem.name,price:newItem.price});
            }
            $scope.sum=function() {//计算费用
                var Sum=0;
                angular.forEach($scope.model.items , function (item)  {
                    Sum+=item.price*item.number;
                } );
                return Sum;   
            }
            $scope.add=function(target) {
                 
                target.number++;
            }
        })
 
    </script>
 
</head>
<!-- view模块 -->
<body ng-controller=&#39;myControl&#39;>   
    <div class=&#39;container&#39;>
        <div class=&#39;row&#39;>
            <div class=&#39;col-md-5&#39;>
                <h2 style=&#39;color:red&#39; >总价为: {{sum()}}元</h2> 
            </div>
        </div>
        <br>
        <div class=&#39;row&#39;>
            <div class=&#39;col-md-10&#39;>
                商品:<input type=&#39;text&#39; ng-model=&#39;newItem.name&#39;><!-- 值被赋给了newItem.name-->
                单价:<input type=&#39;text&#39; ng-model=&#39;newItem.price&#39;>
                <button class=&#39;btn btn-success btn-md&#39; ng-click=&#39;Add(newItem)&#39; >添加</button>
            </div>
        </div>
        <br>
        <div class=&#39;row&#39;>
            <div class=&#39;col-md-10&#39;>
                <table class=&#39;table table-striped&#39;>
                    <thead>
                        <tr>
                            <th>商品</th>
                            <th>单价</th>
                            <th>购买数</th>
                            <th>Buy Or Not</th>
                        </tr>
                    </thead>
                    <tbody >
                        <tr ng-repeat=&#39;item in model.items&#39;  >
                            <td >{{item.name}}</td>
                            <td>{{item.price}}</td>
                            <td>{{item.number}}</td>
                            <td><button class=&#39;btn btn-success&#39; ng-click=&#39;add(item)&#39;>BUY</button></td>
                        </tr>
                    </tbody>
                </table>
            </div>
        </div>
    </div>
 
</body>
</html>

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AngularJs application: A small example of implementing a similar shopping page (with code)

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