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HttpClient is used to communicate in Angular. The retrieve API, also known as the XMLHttpRequest interface, is used by front-end applications to communicate with back-end services in order to retrieve or transmit data over the HTTP protocol. The HttpClient service gives a responsibility to implement other functionalities like interceptors, headers, etc.For the HttpClient service to work, one needs to import HttpClientModule in the application using the app module.The HttpClient service is included in the Http client module which can be used to initiate the http requests and handle the responses in angular applications.The HttpClient service is available in the package in the angular framework.HttpClient in angular is used to perform HTTP requests and handle the response received from the server. In angular, this communication is done via the HttpClient. To know more about the Angular framework, its features, and custom pipes in angular, refer to our blog:Įvery frontend application needs to communicate with the backend microservices to share the data over the HTTP protocol. With the help of HttpClient, this communication is handled in Angular. The XMLHttpRequest interface or the retrieve API are used by the front-end of applications to communicate with back-end services in order to get or transmit data via HTTP protocol. It offers the ability to request typed response objects, testability features, streamlined error handling, and also provides request and response interception. It allows developers to collect external data, post to it, and more. The HttpClient is a lightweight, easy-to-use, and robust HTTP client library. The HttpClient service class in provides an Angular application with an HTTP client API.
#Angular http client headers download
To download or upload data and access other back-end services, most front-end applications must communicate with a server using the HTTP protocol.