AngularJS ng-app directive
AngularJS examples
Let the body element is called the root element AngularJS application:
<Body ng-app = "" >
<P> My first expression: {{5 + 5}} </ p>
</ Body>
<P> My first expression: {{5 + 5}} </ p>
</ Body>
try it"
Definition and Usage
ng-app directive is used to tell current AngularJS application of this element is the root element.
All AngularJS applications must be a root element.
HTML document allows only one ng-app directive, if there are multiple ng-app directive, only the first one will be used.
grammar
<Element ng-app = "modulename ">
...
Ng-app content in the root element may contain AngularJS Code
...
</ Element>
...
Ng-app content in the root element may contain AngularJS Code
...
</ Element>
All HTML elements support the instruction.
Parameter Value
| value | description |
|---|---|
| modulename | Optional. Specifies the name of the application load module. |
AngularJS examples
Execution of the application modules
<Div ng-app = "myApp " ng-controller = "myCtrl">
{{FirstName + "" + lastName }}
</ Div>
<Script>
<Script>
var app = angular.module ( "myApp" , []);
app.controller ( "myCtrl", function ( $ scope) {
$ scope.firstName = "John";
$ scope.lastName = "Doe";
});
app.controller ( "myCtrl", function ( $ scope) {
$ scope.firstName = "John";
$ scope.lastName = "Doe";
});
</ Script>
try it"