IApplicationBuilder.Build Method  
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Builds the delegate used by this application to process HTTP requests.
public:
 Microsoft::AspNetCore::Http::RequestDelegate ^ Build();public Microsoft.AspNetCore.Http.RequestDelegate Build();abstract member Build : unit -> Microsoft.AspNetCore.Http.RequestDelegatePublic Function Build () As RequestDelegateReturns
The request handling delegate.