angularjs作用域和函数调用

<!DOCTYPE HTML>
<html ng-app>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>无标题文档</title>
<script src="angular.min.js"></script>
<script>//MVC

//function Aaa($scope){
//    $scope.name = 'hello';//Model,$scope是对象name是对象的属性,scope是作用域范围是ng-controller="Aaa"标签范围。
//    $scope.age = '20';
//}
function Aaa($scope,$rootScope){//$rootScope是作用域是全局作用域范围是整个页面,
    $scope.name = 'hello';
    $scope.age = '40';//局部作用域覆盖全局作用域
    $rootScope.age = '20';
}
function Bbb($scope){
    $scope.name = 'hi';
    $scope.age = '30';
}

</script>
</head>

<body>
<div ng-controller="Aaa">  //Control,ng-controller是作用域,范围是div范围。
    <p>{{name}}</p>   //View
    
    <div ng-controller="Bbb">
        <p>{{name}}</p>
        <p>{{age}}</p>
    </div>
    
</div>

</body>
</html>
<!DOCTYPE HTML>
<html ng-app>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>无标题文档</title>
<script src="angular.min.js"></script>
<script>

//传统函数的定义与调用
function show(n){
}
show(2);


function Aaa($scope,$rootScope){//传入了局部作用域的对象和全局作用域的对象
    alert(123);
}

</script>
</head>

<body>
<div ng-controller="Aaa">  //写了这个就会执行Aaa函数,
</div>

</body>
</html>
原文地址:https://www.cnblogs.com/yaowen/p/5734563.html