Angular Interceptors can help provide a great user experience in Angular application for HTTP requests. It helps to keep in one place the control for all API calls. The interceptors work between our application and the server and interact with the request and response.
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HTTP Interceptors in Angular are classes that implement the HttpInterceptor interface. HttpInterceptor defines a single method called intercept, which takes two parameters: the HttpRequest and the HttpHandler. These are used to perform various tasks related to HTTP requests and responses, such as adding headers, handling errors, modifying the request or response data, logging, authentication, etc.