File Upload Application In ASP.NET C#

Hello Friends. Hope you all are doing well. Today, I am sharing my article "File Upload Application ASP.NET C#." Thus, I hope it is helpful for you.

Step 1: You need to install VS in your machine (laptop & desktop). Open Visual Studio and start new project.

Step 2: Select Web and select ASP.NET. Empty Web Application looks as given below. Enter your Application name and click OK.

Step 3: Click Solution Explorer. Right click add new item and add OK. Design the page by dragging and dropping the uploaded file.

code

Design page is given below:

The source code of the design page is given below:

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="FileUploadapplication.WebForm1" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
</div>
<asp:FileUpload ID="FileUpload1" runat="server" BackColor="#FF66CC" Font-Size="Medium" Height="38px" Width="301px" />
<p>
<asp:Button ID="Button1" runat="server" BackColor="Aqua" BorderStyle="Solid" Font-Bold="True" Font-Italic="False" Font-Size="X-Large" Height="48px" OnClick="Button1_Click" Text="Upload" Width="226px" />
<asp:Label ID="Label1" runat="server" BackColor="Lime" Font-Size="Medium" Text="Label"></asp:Label>
</p>
</form>
</body>
</html>

Afterwards, click the upload button and write the code, given below:

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace FileUploadapplication
{
public partial class WebForm1 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
if (FileUpload1.HasFile) //fileupload control contains a file
try
{
FileUpload1.SaveAs("E:\\" + FileUpload1.FileName); // file path where you want to upload
Label1.Text = "File Uploaded Sucessfully !! " + FileUpload1.PostedFile.ContentLength + "mb"; // get the size of the uploaded file
}
catch (Exception ex)
{
Label1.Text = "File Not Uploaded!!" + ex.Message.ToString();
}
else
{
Label1.Text = "Please Select File and Upload Again";
}
}
}
}

Output of program

When I click choose file it opens file, as given below. Select file and click upload.

Output

Keep reading. Share your feedback. Keep writing.Thanks.