Explain AngularJS services with examples.
Explain AngularJS services with examples.
107
24-Jun-2024
Updated on 25-Jun-2024
Ravi Vishwakarma
25-Jun-2024AngularJS services are singleton objects or functions that are used to organize and share code across an application. They are a core component of AngularJS and facilitate the separation of concerns by providing a way to encapsulate reusable code, making it available to different parts of the application. Services are typically used for data fetching, business logic, and utility functions.
Creating and Using Services
Built-in Services
AngularJS provides several built-in services, such as
$http
for making HTTP requests,$timeout
for delaying execution, and$interval
for periodic execution. These services can be injected into controllers, directives, filters, and others.Custom Services
You can create custom services using the
service
,factory
, orprovider
methods. Here’s an overview of each approach with examples:1. Using the
service
MethodThe
service
method creates a service by instantiating a constructor function.2. Using the
factory
MethodThe
factory
method allows for more flexible service creation by returning an object or a function.3. Using the
provider
MethodThe
provider
method provides the most flexibility, allowing for configuration during the application’s configuration phase.Key Points
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