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2.angular MVC

Source: Internet
Author: User
Tags angular scope
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angularjs MVC all with the help of $scope (scope) Implementation1.ng instruction 
<!doctype html>
Getting objects from $scope
function Commoncontroller ($scope) {$scope. Commonfn=function () {    alert ("This is a universal feature! ");    };} function Controller1 ($scope) {    $scope. Greeting = {        text: ' Hello1 '    };    $scope. Test1=function () {    alert ("Test1");    };} function Controller2 ($scope) {    $scope. Greeting = {        text: ' Hello2 '    };    $scope. Test2=function () {    alert ("Test2");}    }
　　
2. Implement model
<!doctype html>
1.NG-APP Specifies that the scope is Angularjs analytic ng-model can form Greeting.Text model object
3. Implement the View
<!doctype html>
Using directive to achieve view reuse 
var mymodule = angular.module ("MyModule", []) mymodule.directive ("Hello", function () {    return {        restrict: ' E ',        Template: ' <div>hi everyone!</div> ',        replace:true    }});
$scope
 
   
    
  
    
       
     
    • $scope is a pojp (Plain old JavaScript Object)
      •  
     
    • $scope provides some tool methods $watch $apply
      •  
     
    • $scope is the execution Environment (scope) of an expression
      •  
     
    • $scope is a tree-like structure, parallel to the DOM tag
      •  
     
    • The child $scope object inherits the properties and methods on the parent $scope
      •  
     
    • Each angular application has only one root $scope object (typically located on Ng-app)
      •  
     
    • $scope can propagate events, like DOM events, which can be up or down
      •  
     
    • $scope is not only the basis of MVC, but also the basis for implementing bidirectional data binding later.
      •  
     
    • Can be passed angular.element ($). Scope ()
      •  
     
    • Debug plugin: Inspect Angular Scope (Chrome)
      •  
     
    • Life cycle: Creation-watcher Registration-model mutation-mutation observation-scope Destruction
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2.angular MVC

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