Web.config
<httpProtocol>
<customHeaders>
<add name="Access-Control-Allow-Origin" value="*" />
<add name="Access-Control-Allow-Headers" value="*" />
<add name="Access-Control-Allow-Methods" value="GET,POST,PUT,DELETE,OPTIONS" />
</customHeaders>
</httpProtocol>
<handlers>
<remove name="WebDAV"/>
<remove name="ExtensionlessUrlHandler-Integrated-4.0" />
<remove name="OPTIONSVerbHandler" />
<remove name="TRACEVerbHandler" />
<add name="ExtensionlessUrlHandler-Integrated-4.0" path="*." verb="*" type="System.Web.Handlers.TransferRequestHandler" preCondition="integratedMode,runtimeVersionv4.0" />
</handlers>
控制器
[EnableCors(origins: "http://domain/api/Clients", headers: "*", methods: "*")]
public class ClientsController : ApiController
{
private ParaNewnergyEntities db = new ParaNewnergyEntities();
// GET: api/Clients
public IEnumerable<Client> GetClient()
{
return db.Client.ToList();
}
[HttpPost]
public IHttpActionResult PostClient(String Username, String Password)
{
Client c = new Client
{
Username = Username,
Password = Password
};
db.Client.Add(c);
db.SaveChanges();
return Ok(c);
}
WebApiConfig.cs
public static void Register(HttpConfiguration config)
{
config.MapHttpAttributeRoutes();
config.EnableCors();
config.Routes.MapHttpRoute(
name: "DefaultApi",
routeTemplate: "api/{controller}/{id}",
defaults: new { id = RouteParameter.Optional }
);
}
阿贾克斯
var sendData={
Username:"gx",
Password:"gx"
};
$.ajax({
url: "http://domain/api/Clients",
type: "POST",
data: sendData,
success: function (d) {
$("#msg").html(d);
console.log(d);
}
});
浏览器错误:
POST http://domain/api/Clients 405 (Method Not Allowed)
我可以通过GET方法获取API。我可以通过没有任何参数的 POST 方法从 API 获得响应,这非常奇怪。否则,我只是收到http错误405。
此外,我也从 DELETE 和 PUT 方法收到 http 错误 405。只有 GET 和 Option 返回 httpcode 200。
检查以下内容:发布 Web API 2 应用程序后解决 HTTP 405 错误
MVC-Web API:不允许使用 405 方法
将数据传递给方法的方式存在问题,因为您尝试传递多个参数,您应该尝试如下
你阿贾克斯调用需要像
var client = {
Username:"gx",
Password:"gx"
}
$.ajax(
{
url: "http://domain/api/Clients",
type: "POST",
contentType: "application/json",
data: JSON.stringify(client),
success: function (result) {
alert(result);
}
});
而你的网络API方法将是这样的
[HttpPost]
public IHttpActionResult PostClient(Client client)
{
db.Client.Add(client);
db.SaveChanges();
return Ok(client);
}
也在这里查看帖子:http://weblog.west-wind.com/posts/2012/May/08/Passing-multiple-POST-parameters-to-Web-API-Controller-Methods