问从日期选择器获取日期值

EN

var currentDate = $( "input#date" ).datepicker( "getDate" );

$(document).ready(function(){
   $("#submitDate").on("click", function(){
      $.ajax({
        type: "POST",
        url: "../MyController/Calculate?date=" + $("input#date").val(),
                                                           // syntax was wrong here
           success: function (result) {
              $("#DaysToBeViewed").val(result);
           },
           error: function () {
             alert("Error in calculation method");
           }
        });
       });
    });

public string Calculate(string date) 
{
    // do your calculation here
    return date;
}

@using (Html.BeginForm("Calculate", "ControllerName", FormMethod.Post, 
                                      new { enctype = "multipart/form-data" }))
{
    <h2>Enter The Number Of Days To Display</h2>
        Date: <input type="text" id="date" name="date" value ="Enter a number"/>
       @Html.TextBoxFor(model => model.DaysToBeViewed)
       <input type="submit" value="Display Days" />
}

public class MyData
{
    public string DaysToBeViewed {get; set;}
    public string date {get; set;}
}

[HttpPost]
public ActionResult Calculate(MyData myData) 
{
    // do your calculation here
    return View();
}