ASP.NET利用GetFiles取得目錄檔案清單,結合Array.Sort來排序檔案列表順序

最新推荐文章于 2024-03-08 15:11:59 发布

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最新推荐文章于 2024-03-08 15:11:59 发布

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using  System;
 
 02using  System.Data;
 
 03using  System.Configuration;
 
 04using  System.Collections;
 
 05using  System.Web;
 
 06using  System.Web.Security;
 
 07using  System.Web.UI;
 
 08using  System.Web.UI.WebControls;
 
 09using  System.Web.UI.WebControls.WebParts;
 
 10using  System.Web.UI.HtmlControls;
 
 11using  System.IO;
 
 12 
 
 13public  partial class  SortFileList : System.Web.UI.Page
 
 14{
 
 15    protected void Page_Load(object sender, EventArgs e)
 
 16    {
 
 17        DirectoryInfo dirinfo = new DirectoryInfo(MapPath("~"));
 
 18        FileInfo[] sortList = dirinfo.GetFiles();
 
 19        Array.Sort(sortList, new MyDateSorter());
 
 20 
 
 21        foreach (FileInfo item in sortList)
 
 22        {
 
 23            Response.Write(item.FullName + "<br" +  " />");
 
 24        }
 
 25    }
 
 26}
 
 27 
 
 28public  class MyDateSorter : IComparer
 
 29{
 
 30    #region IComparer Members
 
 31    public int Compare(object x, object  y)
 
 32    {
 
 33        if (x == null  && y == null)
 
 34        {
 
 35            return 0;
 
 36        }
 
 37        if (x == null)
 
 38        {
 
 39            return -1;
 
 40        }
 
 41        if (y == null)
 
 42        {
 
 43            return 1;
 
 44        }
 
 45        FileInfo xInfo = (FileInfo)x;
 
 46        FileInfo yInfo = (FileInfo)y;
 
 47 
 
 48 
 
 49        //依名稱排序
 
 50        return xInfo.FullName.CompareTo(yInfo.FullName);//遞增
 
 51        //return yInfo.FullName.CompareTo(xInfo.FullName);//遞減
 
 52 
 
 53        //依修改日期排序
 
 54        //return xInfo.LastWriteTime.CompareTo(yInfo.LastWriteTime);//遞增
 
 55        //return yInfo.LastWriteTime.CompareTo(xInfo.LastWriteTime);//遞減
 
 56    }
 
 57    #endregion
 
 58}