angularjs 模块与控制器 (多个模块module?? 多个控制器controller??)

angularjs 中只能有一个模块module(ng-app=""),一个模块可以有多个控制器(ng-controller="")

自己试验的时候,js跟页面可以写在一块,但是大型项目开发中,最好做到html与js分离,便于以后维护。

下图所示:ng-app只能有一个,一个ng-app 中可以有多个controller ;定义多个ng-app时无意义。

运行效果图如下:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <title>angularjs模块 控制器</title>
    <script src="http://apps.bdimg.com/libs/angular.js/1.2.15/angular.min.js"></script>
    <script>
        myapp1 = angular.module('myapp1', []);
        myapp1.controller('mycon1', function ($scope) {
            $scope.num1 = 0;
            $scope.click1 = function() {
                $scope.num1 += 1;
            };
        });
        myapp1.controller('mycon2', function($scope) {
            $scope.num2 = 0;
            $scope.click2 = function() {
                $scope.num2 += 1;
            };
        });



        myapp3 = angular.module('myapp3', []);
        myapp3.controller('mycon3', function ($scope) {
            $scope.num3 = 0;
            $scope.click3 = function () {
                $scope.num3 += 1;
            };
        });
    </script>
</head>
<body>
    <div ng-app="myapp1">
        <div ng-controller="mycon1">
            <input type="button" value="+1" ng-click="click1()"/>
            <p>{{num1}}</p>
        </div>
        
        
        <div ng-controller="mycon2">
            <input type="button" value="+1" ng-click="click2()"/>
            <p>{{num2}}</p>
        </div>
        

    </div>
    
    
    <div ng-app="myapp3">
        <div ng-controller="mycon3">
            <input type="button" value="+1" ng-click="click3()"/>
            <p>{{num3}}</p>
        </div>
    </div>
</body>
</html>
原文地址:https://www.cnblogs.com/housh/p/4244290.html