一个好用的C#上传类!

using System;
using System.Web.UI;
using System.IO;

namespace wapmanage

 调用:

   //创建给类别的图片保存目录
   var path
    path = "C:\temp\";
    if (!Directory.Exists(path))
    {
     Directory.CreateDirectory(path);
    }
    
    if(this.file.PostedFile.FileName != "")
    {
     string[] filetype = new string[]{"jpg","gif","png","JPG","GIF","PNG"};
     filename = new Upload().UploadFile(path , 204800, filetype, file);
    }