Create a Web API project Add a NuGet package Show 18 more This tutorial teaches the basics of building a controller-based web API that uses a database. Another approach to creating APIs in ASP.NET Core is to createminimal APIs. For help with choosing between minimal APIs and controller-base...
1、此步骤可修改也可不修改 配置文件Startup.cs 将services.AddControllersWithViews(); 修改为 services.AddControllers(); 2、配置文件Startup.cs endpoints.MapControllerRoute注释掉原有的代码, 添加新的代码 endpoints.MapControllers(); 到此,转化为web api完成,即可测试访问 3、Controller类中添加测试代码 以下根...
1:classProgram2:{3:staticvoidMain(string[]args)4:{5:HttpRequestMessage request=newHttpRequestMessage();6:request.RegisterForDispose(newFoo());7:request.RegisterForDispose(newBar());8:request.RegisterForDispose(newBaz());9:10:Type httpMessageType=Type.GetType("System.Web.Http.SelfHost.Channels...
在默认情况下,ASP.NET Web API的HttpController激活系统总是创建一个新的HttpController来处理每一个请求。对于其类型继承自ApiController的HttpController来说,如果在执行ExecuteAsync方法的时候发现当前的ApiController已经处于“初始化”的状态,系统会直接抛出一个InvalidOperationException异常。 举个简单的例子,假设我们定义...
虽然通过Visual Studio向导在ASP.NET WebAPI项目中创建的 Controller类型默认派生与抽象类型ApiController,但是ASP.NET Web API框架本身只要求它实现IHttpController接口即可,所以我们将其统称为HttpController。既然HttpController指的是所有实现了IHttpController接口的类型,我们自然得先来了解一下这个接口的定义。如下面的代码...
Web API控制器类似于http://ASP.NETMVC控制器。它用来处理传入的HTTP请求并将响应发送回调用者。 Web API控制器是一个类,你可以在控制器文件夹中创建,也可以在您的项目的根文件夹下的任何其他文件夹中创建。 一个控制器类的名字必须以“Controller”结束,它必须继承自System.Web.Http.ApiController类。控制器的...
Creates an action based on the given action ID. The method first checks if the action ID has been declared in actions(). If so, it will use the configuration declared there to create the action object. If not, it will look for a controller method whose name is in the format of action...
Web.Mvc.ViewResult' Find a span tag and add a new class to it using JQUERY Fire Jquery validation on submit button? First MVC app, can't find view Fluent Validation RuleFor a property based on value of other property Following error: Value cannot be null. Parameter name: source for ...
Espace de noms: System.Web.Http Assembly: Microsoft.AspNetCore.Mvc.WebApiCompatShim.dll Paquet: Microsoft.AspNetCore.Mvc.WebApiCompatShim v2.2.0 Source: ApiController.cs Crée un NotFoundResult (404 introuvable). C# Copier [Microsoft.AspNetCore.Mvc.NonAction] public virtual Microsoft.Asp...
The first two are method-based filters (defined in CController), which refer to filtering methods in the controller class; while the last refers to a object-based filter whose class is 'system.web.widgets.COutputCache' and the 'duration' property is initialized as 300 (s). ...