From the course: Building Web APIs with ASP.NET Core 8

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Routing basics

Routing basics

From the course: Building Web APIs with ASP.NET Core 8

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Routing basics

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- [Instructor] One missing ingredient is routing, or routing depending on where you live. That means which URL maps to which endpoint, to which method, or, as it's called, to which action method, and of course to which controller. There are, of course, several ways to achieve this, but the one I prefer most of the time is just to use attributes. Here is a simple example. We have the route attribute, and we use it like this, Route, and then the ("/products"), and that's basically the URL to call a specific method. So if you use [Route("/products")] or [Route("/products")], and then we have a path or URL fragment, that URL fragment will be routed to the method that follows. We can also use parameters. So if you use /products/ and then in curly braces {id}, now if we call say /products/42, in the action method that follows, we can then have a parameter called id. And the value of that ID parameter is taken from the route. So we call /products/42, then the ID parameter for the action…

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