Restrict the number of files and restrict size of file for a single upload
Image or Files upload multiple file for single click.Rrestrict the number of files and restrict the size of file using in asp.net c#.
DEMO
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HTML CODING
C# CODING
Next - Add Namespace System.IO and get requested length from upload file then check by if condition
Next - Add Web.Config maxRequestLength = 1 MB
Image or Files upload multiple file for single click.Rrestrict the number of files and restrict the size of file using in asp.net c#.
DEMO
Download
HTML CODING
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>Multiple image upload and Restrict file size using Asp.Net
C#</title>
</head>
<body>
<form id="form1" runat="server">
<div align="center">
<br />
<asp:FileUpload ID="FileUpload1" AllowMultiple="True" runat="server" />
<br />
<asp:Button ID="Button1" runat="server" Text="Upload" OnClick="Button1_Click" />
</div>
</form>
</body>
</html>
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Data.SqlClient;
using System.IO;
public partial class ImageUpload : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
SqlConnection con = new SqlConnection(System.Configuration.ConfigurationManager.ConnectionStrings["dbcon"].ToString());
con.Open();
HttpFileCollection hfcc = Request.Files;
if (hfcc.Count != 0)
//
{
// Allow
Only 2 Images
if (hfcc.Count <= 2)
{
if (FileUpload1.PostedFile.ContentLength < 1048576) // Allow
Size upto 1MB
{
HttpFileCollection hfc =
Request.Files;
for (int i = 0; i < hfc.Count;
i++)
{
HttpPostedFile hpf =
hfc[i];
if (hpf.ContentLength > 0)
{
hpf.SaveAs(Server.MapPath("Image") + "\\" + Path.GetFileName(hpf.FileName));
SqlCommand cmd = new SqlCommand("insert into Reg(imagename,imgpath)
values ('" +hpf.FileName+ "','" +"Image/"+hpf.FileName + "')", con);
cmd.ExecuteNonQuery();
}
}
con.Close();
Response.Write("<script>alert('Data
Registered')</script>");
}
else
{
Response.Write("<script>alert('Maximum File Size
1MB')</script>");
}
}
else
{
Response.Write("<script>alert('Allowed only 2
Images')</script>");
}
}
else
{
Response.Write("<script>alert('Minimum One Images
Upload')</script>");
}
}
}
Web.Config
<?xml version="1.0"?>
<configuration>
<connectionStrings>
<add name="dbcon" connectionString="Data Source=(LocalDB)\v11.0;AttachDbFilename=|DataDirectory|\Database.mdf;Integrated
Security=True"
providerName="System.Data.SqlClient" />
</connectionStrings>
<system.web>
<httpRuntime maxRequestLength="1048576"/>
</system.web>
</configuration>
Add New Webform - Add FileUpload Control from Toolbox - Add AllowMultiple=True
Next - Add Namespace System.IO and get requested length from upload file then check by if condition
Next - Add Web.Config maxRequestLength = 1 MB
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