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#region ÉÏ´«Îļþ
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
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 ......