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public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
Button1.Attributes.Add("onclick", "return checkFileState();");
}
protected void Button1_Click(object sender, EventArgs e)
{
Response.Write(FilePostCtr1.value);
}
}
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using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Text;
using System.Collections.Generic;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
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<%@ WebHandler Language="VB" Class="UploadFile" %>
Imports System
Imports System.Web
Imports System.Web.HttpServerUtility
Imports System.IO
Imports System.Web.HttpRequest
Public Class UploadFile : Impl ......