Angularjs services list

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AngularJS supports the concept of Separation of Concerns using services architecture.

Angularjs service vs factory

Write an angularjs program to create service for finding factorial

Angularjs custom service example

Types of services in angularjs

Http service in angularjs

This makes them individual entities which are maintainable and testable. The controllers and filters can call them on requirement basis. Services are normally injected using the dependency injection mechanism of AngularJS.

AngularJS provides many inbuilt services.

For example, $http, $route, $window, $location, etc.

Service example in angular stackblitz

Each service is responsible for a specific task such as the $http is used to make ajax call to get the server data, the $route is used to define the routing information, and so on. The inbuilt services are always prefixed with $ symbol.

There are two ways to create a service −

Using Factory Method

In this method, we first define a factory and then assign method to it.

var mainApp = angular.module("mainApp", []); mainApp.factory('MathService', function() { var factory = {}; factory.multiply = function(a, b) { return a * b } return factory; });

Using Service Method

In this method, we define a service and then assign method to it.

We also inject an al