Asynchronous Multiple File Upload With JQuery Uploadify Asp.Net

This post shows how to use Multiple Asynchronous FileUpload With JQuery Uploadify Example In Asp.Net To Upload Files Asynchronously In Gmail Style With Progress Bar In Asp.Net C# and VB.

Download Latest JQuery Library And Uploadify Plugin.

Create a folder in application and add swf,css and js files in it from links above.

Open HTML source and add reference to these javascripts in head section.

<link href="Scripts/uploadify.css" rel="stylesheet" type="text/css"/>

<script src="Scripts/jquery-1.7.2.min.js" type="text/javascript"/> 

<script src="Scripts/jquery.uploadify-3.1.js" type="text/javascript"/>

<script src="Scripts/jquery.uploadify-3.1.min.js" type="text/javascript"/>

Place one FileUpload Control on the page.

   1:  <form id="form1" runat="server">

   2:  <div>

   3:  <asp:FileUpload ID="FileUpload1" runat="server"/>

   4:  </div>

   5:  </form>

Add this JavaScript in Head section.

   1:  <script type = "text/javascript">

   2:  $(document).ready(function() 

   3:  {

   4:    $("#<%=FileUpload1.ClientID %>").uploadify(

   5:    {

   6:      'swf': 'Scripts/uploadify.swf',

   7:      'uploader': 'Handler.ashx',

   8:      'auto': true,

   9:      'multi': true,

  10:      'buttonText': 'Select File(s)'

  11:     });

  12:  });

  13:  </script> 

Right Click on Solution explorer, Add new Generic Handler and write below mentioned code to save the file.

C# CODE

---

<%@ WebHandler Language="C#" Class="Handler" %>
using System;
using System.Web;

public class Handler : IHttpHandler {
    
    public void ProcessRequest (HttpContext context) {
        HttpPostedFile fileToUpload = context.Request.Files["Filedata"];
        string pathToSave = HttpContext.Current.Server.MapPath("~/Files/") + fileToUpload.FileName;
        fileToUpload.SaveAs(pathToSave);
    }
 
    public bool IsReusable {
        get {
            return false;
        }
    }
}

VB.NET CODE

---

Imports System.Web

Public Class Handler
 Implements IHttpHandler

 Public Sub ProcessRequest(context As HttpContext) Implements IHttpHandler.ProcessRequest
  Dim fileToUpload As HttpPostedFile = context.Request.Files("Filedata")
  Dim pathToSave As String = HttpContext.Current.Server.MapPath("~/Files/") & fileToUpload.FileName
  fileToUpload.SaveAs(pathToSave)
 End Sub

 Public ReadOnly Property IsReusable() As Boolean Implements IHttpHandler.IsReusable
  Get
   Return False
  End Get
 End Property
End Class

Build and run the application.

Download Sample Code