C# 文件（图片）下载

视图：
@model List<string>

<table>
    <tr>
        <th>文件</th>
        <th>操作</th>
    </tr>
    @for (int i = 0; i < Model.Count; i++)
    {
        <tr>
            <td>@Model[i].ToString()</td>
            <td>@Html.ActionLink("下载", "XZ", new { fileName = Model[i].ToString() })</td>
        </tr>
    }
</table>


控制器：
public ActionResult UpFile1()
        {
            var a = new List<string> { "38.jpg", "下载文件1.png", "报错信息.docx" };
            return View(a);
        }
        public FileResult XZ(string fileName)
        {
            string fileDz = "~/App_Data/File/" + fileName;
            return File(fileDz, "application/force-download", Path.GetFileName(fileDz));
        }