ASP.NET Core·ASP.NET Core essentials

Controllers

Controller-based APIs group actions and filters.

Intermediate 10 min read Lesson 2 of 150 Challenge included
What you will be able to do
  • Use [ApiController].
  • Route with [Route].
  • Return IActionResult.

In plain English

Controller-based APIs group actions and filters.

  • Use [ApiController].
  • Route with [Route].
  • Return IActionResult.
CoursesController.csC#
[ApiController]
[Route("api/courses")]
public class CoursesController : ControllerBase {
  [HttpGet]
  public IActionResult List() => Ok(new[] { new { Slug = "css" } });
}
Your turn

Explain it back

Easy

Answer from memory: Which attribute marks an API controller?

TEXT · starter
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Knowledge checkQuestion 1

Which attribute marks an API controller?

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