public partial class ViewIcon : System.Web.UI.Page {  JArray ja = new JArray(); //定義一個數組  public string info = string.Empty;   protected void Page_Load(object sender, EventArgs e)  {   var path1 = System.AppDomain.CurrentDomain.BaseDirectory;//獲取程序集目錄   string path = Path.Combine(path1, "Image", "menu");//Path.Combine 將3個字符串組合成路徑   var images = Directory.GetFiles(path, ".", SearchOption.AllDirectories).Where(s => s.EndsWith(".png") || s.EndsWith(".jpg") || s.EndsWith(".gif"));   //images = Directory.GetFiles(path, "*.png|*.jpg", SearchOption.AllDirectories);   //Directory.GetFiles 返回指定目錄的文件路徑 SearchOption.AllDirectories 指定搜索當前目錄及子目錄   //遍歷string 型 images數組   foreach (var i in images){    var str = i.Replace(path1, "");//獲取相對路徑    var path2 = str.Replace("http://", "/");將字符“//”轉換為“/”    ja.Add(path2);   }   info = Newtonsoft.Json.JsonConvert.SerializeObject(ja);//序列化為String  } }

<script type="text/javascript">  $(function(){   var images = <%=info%>;  var list = [];  list.push("<table>");  list.push("<thead>");   list.push("<tr>");   list.push("<td>圖標</td>");   list.push("<td>路徑</td>");   list.push("<td>圖標</td>");   list.push("<td>路徑</td>");  list.push("</tr>");   list.push("</thead>");  list.push("<tbody>");  $.each(images, function (a,b) {   if((a+1)%2==0){    list.push("<td>"+"<img width='50' height='50' src = '../../" + b + "'></td>");    list.push("<td>"+b+"</td>");    list.push("</tr>");    }   if((a+1)%2!=0){    list.push("<tr>");     list.push("<td>"+"<img width='50' height='50' src = '../../" + b + "'></td>");    list.push("<td>"+b+"</td>");   }   })  list.push("</tbody>");  list.push("</table>");  list.push("<br>");  var images = list.join("");  $("#imgs").append(images);  })</script>

using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;using System.IO;namespace WindowsFormsApplication1{  public partial class Form1 : Form  {    public Form1()    {      InitializeComponent();    }    private void button2_Click(object sender, EventArgs e)    {      DirectoryInfo theFolder = new DirectoryInfo(@"F:/a/");      DirectoryInfo[] dirInfo = theFolder.GetDirectories();      //遍歷文件夾      foreach (DirectoryInfo NextFolder in dirInfo)      {         // this.listBox1.Items.Add(NextFolder.Name);        FileInfo[] fileInfo = NextFolder.GetFiles();            foreach (FileInfo NextFile in fileInfo) //遍歷文件        this.listBox2.Items.Add(NextFile.Name);       }    }  }}