.NET API Catalog

HttpMessageHandlerOptions
- HttpMessageHandlerOptions()
- BufferPolicySelector
- ExceptionHandler
- ExceptionLogger
- MessageHandler

net9.0
    namespace System.Web.Http.AspNetCore
{
    public class HttpMessageHandlerOptions : Object
    {
        public HttpMessageHandler MessageHandler { get; set; }
    }
}

Information specific to `net9.0`
.NET	5.06.07.08.09.0
.NET Core	3.1
Assembly	System.Web.Http.AspNetCore , Version=0.1.0.0, PublicKeyToken=31bf3856ad364e35
Referencing	Your project needs a package reference to `System.Web.Http.AspNetCore`.
Package	System.Web.Http.AspNetCore (0.1.0-alpha.21259.1) netcoreapp3.1
Preview	This API is contained in a prerelease package.
Platform Restrictions	The property getter is supported on all platforms. The property setter is supported on all platforms.

Built-in API
Package-provided API