Angular JS interview Questions

What is service method?

Service method in AngularJS helps you to define service and method to it. In the following example, we have injected a simple addition service, which adds two numbers.

<! DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>Event Registration</title>
</head>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.6.4/angular.min.js"></script>
<body>
<h3> IT Notes</h3>
<div ng-app = "mainApp" ng-controller = "DemoController">
    <p>Result: {{result}}</p>
</div>
<script>
    var mainApp = angular.module("mainApp", []);
    mainApp.service('AdditionService', function(){
        this.ADDITION = function(a,b) {
            return a+b;
        }
    });

    mainApp.controller('DemoController', function($scope, AdditionService) {

            $scope.result = AdditionService.ADDITION(5,6);
    });
</script>
</body>
</html>