问带有kendo ui客户端的C#将文件发送到服务器

EN

<div>
    <input name="files" id="files" type="file" />
    <button id="importButton">Import</button>
</div>

$("#files").kendoUpload({
    async: {
         autoUpload: true
    },
    select: onSelect
});

$("#importButton").kendoButton({
    click: onImport
});

function onImport() {
    var formData = new FormData();

    jQuery.each(jQuery('#files')[0].files, function (i, file) {
        formData.append('file-' + i, file);
    });

    $.ajax({
        type: "POST",
        url: url,
        data: formData,
        processData: false,
        cache: false,
        success: function (result) {
            alert("Ok");
        },
        error: function (result) {
            alert("Not Ok");
        }
    });
}

[HttpPost, Route("import")]
public void Import()
{
    var streamProvider = new MultipartMemoryStreamProvider();
    Request.Content.ReadAsMultipartAsync<MultipartMemoryStreamProvider>(streamProvider).ContinueWith((tsk) =>
    {
        foreach (HttpContent ctnt in streamProvider.Contents)
        {
            Stream stream = ctnt.ReadAsStreamAsync().Result;
            // do something
        }
    });
}