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@workInProgress
@ngdoc overview
@name Developer Guide: Scopes: Applying Controllers to Scopes
@description


When a controller function is applied to a scope, the scope is augmented with the behavior defined
in the controller. The end result is that the scope behaves as if it were the controller:


<pre>
var scope = angular.scope();
scope.salutation = 'Hello';
scope.name = 'World';


expect(scope.greeting).toEqual(undefined);


scope.$watch('name', function(){
this.greeting = this.salutation + ' ' + this.name + '!';
});


expect(scope.greeting).toEqual('Hello World!');
scope.name = 'Misko';
// scope.$eval() will propagate the change to listeners
expect(scope.greeting).toEqual('Hello World!');


scope.$eval();
expect(scope.greeting).toEqual('Hello Misko!');
</pre>




## Related Topics


* {@link dev_guide.scopes Angular Scope Objects}
* {@link dev_guide.scopes.understanding_scopes Understanding Angular Scopes}
* {@link dev_guide.scopes.working_scopes Working With Angular Scopes}
* {@link dev_guide.scopes.updating_scopes Updating Angular Scopes}


## Related API


* {@link api/angular.scope Angular Scope API}