JQUERY ajax从MVC视图传递值到控制器

尝试使用

data

$.ajax

$('#btnSaveComments').click(function () {    var comments = $('#txtComments').val();    var selectedId = $('#hdnSelectedId').val();    $.ajax({        url: '<%: Url.Action("SaveComments")%>',        data: { 'id' : selectedId, 'comments' : comments },        type: "post",        cache: false,        success: function (savingStatus) { $("#hdnOrigComments").val($('#txtComments').val()); $('#lblCommentsNotification').text(savingStatus);        },        error: function (xhr, ajaxOptions, thrownError) { $('#lblCommentsNotification').text("Error encountered while saving the comments.");        }    });});