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    protected void btn_upload_Click(object sender, EventArgs e)
    {
        bool fileOK = false;
        //ÎļþµÄÉÏ´«Â·¾¶
        string path = Server.MapPath("~/UpLoadFiles/Files/");
        //ÅжÏÉÏ´«Îļþ¼ÐÊÇ·ñ´æÔÚ£¬Èô²»´æÔÚ£¬Ôò´´½¨
        if (!Directory.Exists(path))
        {
            //´´½¨Îļþ¼Ð
            Directory.CreateDirectory(path);
        }
        if (upload.HasFile)
        {
            //Èç¹ûÑ¡ÔñÁËÎļþÔòÖ´ÐÐ
            //»ñÈ¡ÉÏ´«ÎļþµÄÀàÐÍ
            string fileExtesion = System.IO.Path.GetExtension(upload.FileName).ToLower();
            //ÔÊÐíÉÏ´«µÄÀàÐÍ
            string[] allowExtesions = { ".doc", ".xls", ".rar", ".zip", ".ppt" };
            for (int i = 0; i < allowExtesions.Length; i++)
           


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JSON Serialization and Deserialization in ASP.Net


    
JSON Serialization and Deserialization in ASP.Net
 
I was looking around for a simple example which would just do an object serialization to a JSON format, and then deserializing back to the original object. I found few examples on MSDN, but did seem to be too long ......
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