Angular HTTP GET with TypeScript error http.get(…).map is not a function in [null]

Question

I have a problem with HTTP in Angular.

I just want to GET a JSON list and show it in the view.

Service class

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Answer 1

Since Http service in angular2 returns an Observable type, From your Angular2 installation directory('node_modules' in my case),We need to import map function of the Observable in your component using http service,as:

import 'rxjs/add/operator/map';