参考

　　.NET WebApi Delete方法访问提示：“HTTP 错误 405.0 - Method Not Allowed”

　　WebAPI Delete方法报错405 Method Not Allowed

 

<system.webServer>
    <validation validateIntegratedModeConfiguration="false"/>
    <modules  runAllManagedModulesForAllRequests="true">
        <remove name="WebDAVModule" />
    </modules>
    <handlers>
        <remove name="WebDAV" />
    </handlers>
</system.webServer>

$.ajax({
    **url: "/api/SomeController/" + id,**
    type: "DELETE",
    dataType: "json",
    success: function(data, statusText) {
        alert(data);
    },
    error: function(request, textStatus, error) {
        alert(error);
        debugger;
    }
});

//Do not use something like this:

data: {id:id}

<system.webServer>
    <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>
    <modules>
        <remove name="WebDAVModule" />
    </modules>
</system.webServer>

//We had to add custom headers to our web.config as our request had multiple headers that confused the API response.

<httpProtocol>
    <customHeaders>
        <remove name="Access-Control-Allow-Methods" />
        <remove name="Access-Control-Allow-Origin" />
        <remove name="Access-Control-Allow-Headers" />
    </customHeaders>
</httpProtocol>