How do I return a JSON file in Web API?

How do I return JSON in Web API?

Get ASP.NET Web API To Return JSON Instead Of XML

  1. public static void Register(HttpConfiguration config)
  2. {
  3. config.Routes.MapHttpRoute(name: “DefaultApi”, routeTemplate: “api/{controller}/{id}”, defaults: new.
  4. {
  5. id = RouteParameter.Optional.
  6. });
  7. //To produce JSON format add this line of code.

How do I return a JSON file?

3 Answers

  1. Read the file as a string.
  2. Parse it as a JSON object into a CLR object.
  3. Return it to Web API so that it can be formatted as JSON (or XML, or whatever)

Can webservice return JSON?

Yes you can, have a look, stackoverflow.com/questions/1121559/… arr i see, just tested in my app rather than my actual web service and its returning json.

How do I return data from Web API?

Three Ways to Return Data from ASP.NET Core Web API

  1. Return specific type. This is the most simplistic and straightforward way to return values from an API. …
  2. Return IActionResult. When your return value is a mix of data and HTTP codes you can’t use the previous approach. …
  3. Return ActionResult<T>

Can ActionResult return JSON?

Json inherits ActionResult so it is still a valid return type. Same thing for redirect actions, view actions and so on. You can update your method to explicitly return a fixed result, or leave it as ActionResult and the method can adapt to send different response types depending on its logic.

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How do I return a JSON object to a REST web service?

Create RESTEasy Web Service to Produce JSON with @BadgerFish

Now create a class whose methods will be exposed to the world as web service. Use JBoss @BadgerFish annotation that supports to return response as JSON. To return JSON as response we need to use media type as application/json.

How do I extract data from a JSON file in Python?

Exercises

  1. Create a new Python file an import JSON.
  2. Crate a dictionary in the form of a string to use as JSON.
  3. Use the JSON module to convert your string into a dictionary.
  4. Write a class to load the data from your string.
  5. Instantiate an object from your class and print some data from it.

Can we return view from Web API?

You don’t. You can return one or the other, not both. Frankly, a WebAPI controller returns nothing but data, never a view page. A MVC controller returns view pages.

What is JSON format?

JavaScript Object Notation (JSON) is a standard text-based format for representing structured data based on JavaScript object syntax. It is commonly used for transmitting data in web applications (e.g., sending some data from the server to the client, so it can be displayed on a web page, or vice versa).

How do I return JSON data from Handler?

asp.net generic handler return json

  1. Step 1 : Create new asp.net web application project. …
  2. Step 2 : Include a connection string in the web. …
  3. Step 3 : Add a class file to the project. …
  4. Step 4 : Add a new Generic Handler.

What is return OK in Web API?

In this article

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Return type How Web API creates the response
HttpResponseMessage Convert directly to an HTTP response message.
IHttpActionResult Call ExecuteAsync to create an HttpResponseMessage, then convert to an HTTP response message.
Other type Write the serialized return value into the response body; return 200 (OK).

How do I return IHttpActionResult in Web API?

A New Way to Send Response Using IHttpActionResult

  1. var response = new HttpResponseMessage(HttpStatusCode. Unauthorized);
  2. var tsc = new TaskCompletionSource<HttpResponseMessage>();
  3. tsc. SetResult(response);
  4. return tsc. Task;

What is REST API services?

A REST API (also known as RESTful API) is an application programming interface (API or web API) that conforms to the constraints of REST architectural style and allows for interaction with RESTful web services. REST stands for representational state transfer and was created by computer scientist Roy Fielding.

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