asp$$asp.net 防止多次提交數據

ASP：

Response.Buffer = True Response.ExpiresAbsolute = Now() - 1 Response.Expires = 0 Response.CacheControl = "no-cache"

 

ASP.NET：

Response.Buffer=true; Response.ExpiresAbsolute=DateTime.Now.AddSeconds(-1); Response.Expires=0; Response.CacheControl="no-cache";