Asp.NET Web API - 405 - 不允许用于访问此页面的 HTTP 动词 - 如何设置处理程序映射

csharp
using System.Web.Http;
namespace WebApiDemo.Controllers
{
    public class MyApiController : ApiController
    {
        // GET api/myapi
        public string Get()
        {
            return "GET请求已成功处理！";
        }
        // POST api/myapi
        public string Post()
        {
            return "POST请求已成功处理！";
        }
        // PUT api/myapi
        public string Put()
        {
            return "PUT请求已成功处理！";
        }
        // DELETE api/myapi
        public string Delete()
        {
            return "DELETE请求已成功处理！";
        }
    }
}

csharp
using System.Web.Http;
namespace WebApiDemo
{
    public class RouteConfig
    {
        public static void Register(HttpConfiguration config)
        {
            // 配置默认路由
            config.Routes.MapHttpRoute(
                name: "DefaultApi",
                routeTemplate: "api/{controller}/{id}",
                defaults: new { id = RouteParameter.Optional }
            );
        }
    }
}

csharp
using System;
using System.Web.Http;
using System.Web.Routing;
namespace WebApiDemo
{
    public class Global : System.Web.HttpApplication
    {
        protected void Application_Start(object sender, EventArgs e)
        {
            // 注册路由信息
            RouteConfig.Register(GlobalConfiguration.Configuration);
        }
    }
}