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@ -30,7 +30,7 @@ For ASP.NET Core 2.2, see the 2.2 version of [Call the web API with JavaScript](
In this section, you'll add an HTML page containing forms for creating and managing to-do items. Event handlers are attached to elements on the page. The event handlers result in HTTP requests to the web API's action methods. The Fetch API's `fetch` function initiates each HTTP request.
The `fetch` function returns a `Promise` object, which contains an HTTP response represented as a `Response` object. A common pattern is to extract the JSON response body by invoking the `json` function on the `Response` object. JavaScript updates the page with the details from the web API's response.
The `fetch` function returns a [Promise](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Promise) object, which contains an HTTP response represented as a `Response` object. A common pattern is to extract the JSON response body by invoking the `json` function on the `Response` object. JavaScript updates the page with the details from the web API's response.
The simplest `fetch` call accepts a single parameter representing the route. A second parameter, known as the `init` object, is optional. `init` is used to configure the HTTP request.