public  class DataSource
    {
        public ObjectId id { get; set; }
        [Display(Name = "数据源名称")]
        public string DataSourceName { get; set; }
        [Display(Name = "数据源描述")]
        public string DataSourceDescribe { get; set; }
        [Display(Name = "所属子系统")]
        public string Subordinatesubsystem { get; set; }
        [Display(Name = "是否启用")]
        public bool  Enable { get; set; }
        public List<DataStructure> datastructureList { get; set; }
    }
 public  class DataStructure
    {
        public ObjectId id { get; set; }
        [Display(Name = "字段")]
        public string DataStructurefield { get; set; }
        [Display (Name ="类型")]
        public string DataStructuretype { get; set; }
        [Display (Name ="描述")]
        public string DataStructuredescribe { get; set; }
    }

<h2>添加</h2>

<script src="~/Scripts/AddAndRemove.js"></script>

@using (Html.BeginForm()) 
{
    @Html.AntiForgeryToken()

    <div class="form-horizontal">
        <h4>TheDataSource</h4>
        <hr />
        @Html.ValidationSummary(true, "", new { @class = "text-danger" })
        <div class="form-group">
            @Html.LabelFor(model => model.DataSourceName, htmlAttributes: new { @class = "control-label col-md-2" })
            <div class="col-md-10">
                @Html.EditorFor(model => model.DataSourceName, new { htmlAttributes = new { @class = "form-control" } })
                @Html.ValidationMessageFor(model => model.DataSourceName, "", new { @class = "text-danger" })
            </div>
        </div>

        <div class="form-group">
            @Html.LabelFor(model => model.DataSourceDescribe, htmlAttributes: new { @class = "control-label col-md-2" })
            <div class="col-md-10">
                @Html.EditorFor(model => model.DataSourceDescribe, new { htmlAttributes = new { @class = "form-control" } })
                @Html.ValidationMessageFor(model => model.DataSourceDescribe, "", new { @class = "text-danger" })
            </div>
        </div>

        <div class="form-group">
            @Html.LabelFor(model => model.Subordinatesubsystem, htmlAttributes: new { @class = "control-label col-md-2" })
            <div class="col-md-10">
                @Html.EditorFor(model => model.Subordinatesubsystem, new { htmlAttributes = new { @class = "form-control" } })
                @Html.ValidationMessageFor(model => model.Subordinatesubsystem, "", new { @class = "text-danger" })
            </div>
        </div>
        <div class="form-group">
            @Html.LabelFor(model => model.Enable, htmlAttributes: new { @class = "control-label col-md-2" })
            <div class="col-md-10">
                @Html.CheckBoxFor(model => model.Enable, new { @class = "checkBox" })
            </div>
        </div>
        <div>
            <table border="1" style="text-align:center;border-collapse:collapse" id="myTable">
                <tr>
                    <th width=100>字段</th>
                    <th width=100>类型</th>
                    <th width=100>描述</th>
                </tr>
                <tbody>
                    @*@foreach(var item in Model)
                        {*@

                    <tr>
                        <td>
                            @Html.EditorFor(model => model.Subordinatesubsystem, new { htmlAttributes = new { @class = "form-control" } })
                            @Html.ValidationMessageFor(model => model.Subordinatesubsystem, "", new { @class = "text-danger" })
                        </td>
                        <td>
                            @Html.EditorFor(model => model.Subordinatesubsystem, new { htmlAttributes = new { @class = "form-control" } })
                            @Html.ValidationMessageFor(model => model.Subordinatesubsystem, "", new { @class = "text-danger" })
                        </td>
                        <td>
                            @Html.EditorFor(model => model.Subordinatesubsystem, new { htmlAttributes = new { @class = "form-control" } })
                            @Html.ValidationMessageFor(model => model.Subordinatesubsystem, "", new { @class = "text-danger" })
                        </td>
                        <td >
                            <input type="hidden" id="reC" value="1" />
                            <input type="button" class="btn btn-default" value="添加" onclick="addRows();">
                            <a class="btn btn-default" onclick="saveTableValue()">表格数据</a>
                        </td>
                    </tr>
                    @*}*@
                </tbody>
            </table>
        </div>
                <div class="form-group">
                    <div class="col-md-offset-2 col-md-10">
                        <input type="submit" value="添加" class="btn btn-default" />
                    </div>
                </div>
            </div>
            }
            <div>
                @Html.ActionLink("返回列表", "Index")
            </div>

            @section Scripts {
                @Scripts.Render("~/bundles/jqueryval")
            }

function addRows() {
    //记录总共添加几行
    document.getElementById("reC").value = parseInt(document.getElementById("reC").value) + 1;//获取中的行数

    //添加一行
    var i = parseInt(myTable.rows.length);

    var newTr = myTable.insertRow();
    //添加列
    var newTd0 = newTr.insertCell();
    var newTd1 = newTr.insertCell();
    var newTd2 = newTr.insertCell();
    var newTd3 = newTr.insertCell();
    //设置列内容和属性

    newTd0.innerHTML = '<input type="text" id="field' + i + '_field' + i + '" class = "form-control" title="字段" value="" />';
    newTd1.innerHTML = '<input type="text" id="txttype' + i + '_type" class = "form-control" title="类型"  value=""/>';
    newTd2.innerHTML = '<input type="text" id="txtdescribe' + i + '_describe" class = "form-control" title="描述"  value=""/>';

    newTd3.innerHTML = '<input type="submit" class="btn btn-default"  value="删除该行" onclick="deleRow()" id="btnDele' + i + '" />';
    //            saveTableValue();//保存值
    return false;
}
//删除一行
function deleRow() {
    //获得行索引
    //两个parentElement分别是TD和TR，rowIndex是TR的属性
    var cGetRow = window.event.srcElement.parentElement.parentElement.rowIndex;
    //alert("点击了第" + cGetRow);
    myTable.deleteRow(cGetRow);

    //            saveTableValue();//保存值
    return false;
}