How can we return multiple types of response from Web API?

How can we return multiple types of response from Web API?

request. Accept = “text/json”; Another way to fetch different data format from Web API service is using JQuery on client side, with the same approach by setting accept header value in a request.

How can I return 2 values in return?

Returning Multiple values in Java

1. If all returned elements are of same type.
2. If returned elements are of different types.
3. Using Pair (If there are only two returned values) We can use Pair in Java to return two values.
4. If there are more than two returned values.
5. Returning list of Object Class.

Can you return 2 values in Python?

Python functions can return multiple values. To return multiple values, you can return either a dictionary, a Python tuple, or a list to your main program.

Can you return two values in JavaScript?

Summary. JavaScript doesn’t support functions that return multiple values. However, you can wrap multiple values into an array or an object and return the array or the object.

What are the return types in Web API?

The Web API action method can have following return types.

• Void.
• Primitive type or Complex type.
• HttpResponseMessage.
• IHttpActionResult.

How do I return a Web API view?

So, if you want to return a View you need to use the simple ol’ Controller . The WebApi “way” is like a webservice where you exchange data with another service (returning JSON or XML to that service, not a View). So whenever you want to return a webpage ( View ) for a user you don’t use the Web API.

What is the biggest disadvantage of other return types in Web API?

Other Return Types Web API writes the serialized value into the response body. A disadvantage of this approach is that you cannot directly return an error code, such as 404.

What is the default return type of API?

By default Web API returns result in XML format.

Do you have to return something in web API?

The Web API action method can have following return types. It’s not necessary that all action methods must return something. It can have void return type. For example, consider the following Delete action method that just deletes the student from the data source and returns nothing.

How to return values from an API controller?

To that end there are three ways to return values from an API controller. This article discusses them with an example. This is the most simplistic and straightforward way to return values from an API. Consider the following API action: In this approach the Get () action returns a known type – List of Customer objects in this case.

How to write serialized return value in web API 2?

Convert directly to an HTTP response message. Call ExecuteAsync to create an HttpResponseMessage, then convert to an HTTP response message. Write the serialized return value into the response body; return 200 (OK). The rest of this topic describes each option in more detail.

What happens when web API returns an ihttp action?

If a controller action returns an IHttpActionResult, Web API calls the ExecuteAsync method to create an HttpResponseMessage. Then it converts the HttpResponseMessage into an HTTP response message. Here is a simple implementation of IHttpActionResult that creates a plain text response: C#.