html formData 数据 提交和 .netMVC接收

    <form id="uploadForm" enctype="multipart/form-data">
        <input type="text" value="0000000000" name="T1" />
        <input type="text" value="1111111111" name="T2" />
        <input id="file" type="file" name="file" />
        <button id="upload" type="button">upload</button>
    </form>

  $("#upload").click(function () {
                console.log("123");
                var formData = new FormData($("#uploadForm")[0]);
                console.log(formData.values());
                $.ajax({
                    url: 'http://localhost:8563/Phone/PhonePersonInformation/test',
                    type: 'POST',
                    cache: false,
                    data: formData,
                    processData: false,
                    contentType: false
                }).done(function (res) {
                    console.log(res);
                }).fail(function (res) {
                    console.log("222222");
                });
            });

  public ActionResult test(student mode)
        {
            if (Request.Files.Count == )
            {
                //throw new Exception("请选择上传文件！");
            }
            for (int i = ; i < Request.Files.Count; ++i)
            {
                HttpPostedFileBase file = Request.Files[i];
                // 文件名为空证明没有选择上传文件
                if (file.FileName == "")
                {
                    return Content("文件名空");
                }
            }
            return Content("接收成功");
        }
        public class student
        {
            public string T1 { get; set; }
            public string T2 { get; set; }
        }

    <form id="uploadForm" enctype="multipart/form-data">
        <input type="text" value="0000000000" name="T1" />
        <input type="text" value="1111111111" name="T2" />
        <input id="file" type="file" name="file" />
        <button id="upload" type="button">upload</button>
    </form>

$("#file").on("change", function () {
                var formData = new FormData();
                formData.append("s1", $("#file")[0].files);
                formData.append("Key1", "00000");
                formData.append("Key2", $("#uploadForm").serialize());
                for (var value of formData.values()) {
                    console.log(value);
                }
                console.log(formData.get("Key1"));
                console.log(formData.get("Key2"));
                $.ajax({
                    url: "http://localhost:8563/Phone/PhonePersonInformation/test",
                    type: "POST",
                    data: formData,
                    processData: false,
                    contentType: false,
                    success: function (response) {
                        // 根据返回结果指定界面操作
                    }
                });
            });