ASP.NET Core Web API Interview Question #82

What is URL generation in ASP.NET Core Web API?

Routing, Versioning, OpenAPI/Swagger & API Documentation Mid-Level Intermediate

Quick Interview Answer

URL generation creates a URI from route information rather than manually concatenating strings. This is useful for Location headers and links because generated URLs remain aligned with configured routing.

Detailed Explanation

URL generation creates a URI from route information rather than manually concatenating strings. This is useful for Location headers and links because generated URLs remain aligned with configured routing.

CreatedAtAction, CreatedAtRoute, LinkGenerator, and Url helpers can generate links from endpoint metadata.

Code Example

return CreatedAtAction(
    nameof(GetById),
    new { id = product.Id },
    product);