I wanted to upload Multiple Files With ListBox in ASP.NET

[Member 12016106]

I wanted to upload Multiple Files With ListBox in ASP.NET but there is an error at specific place.... The error on :

File.Add(FileUpload1);

It showing error on 'File.Add' asp:

<asp:ScriptManager ID="ScriptManager1" runat="server"></asp:ScriptManager>
<asp:FileUpload ID="FileUpload1" runat="server" AllowMultiple="true" style="z-index: 1; left: 420px; top: 315px; position: absolute; width: 285px; height: 22px" />
<asp:Button ID="btnUpload" Text="Add" runat="server" OnClick ="UploadMultipleFiles" accept ="image/gif, image/jpeg, application/exe" style="z-index: 1; left: 425px; top: 535px; position: absolute" />
<hr />
<asp:Label ID="lbl_text" runat="server" ForeColor ="Red" style="z-index: 1; left: 701px; top: 495px; position: absolute" />
<asp:ListBox ID="ListBox1" runat="server" style="z-index: 1; left: 415px; top: 371px; position: absolute; width: 280px; height: 147px; margin-left: 3px; margin-top: 0px"></asp:ListBox>
<asp:Button ID="btn_remove" runat="server" OnClick="btn_remove_Click" style="z-index: 1; left: 500px; top: 535px; position: absolute" Text="Remove" />

c#:

///<link to upload button>
protected void UploadMultipleFiles(object sender, EventArgs e)
{
try
{
if (FileUpload1.HasFile)
{
if (FileUpload1.PostedFile.ContentLength > 0)
{
if (ListBox1.Items.Contains(new ListItem(System.IO.Path.GetFileName(FileUpload1.PostedFile.FileName))))
{
lbl_text.Text = "File already in the ListBox";
}
else
{
File.Add(FileUpload1);
ListBox1.Items.Add(System.IO.Path.GetFileName(FileUpload1.PostedFile.FileName));
lbl_text.Text = "Add another file or click Upload to save them all";
}
}
else
{
lbl_text.Text = "Fi

[aarif moh shaikh]

What error you got??

[Member 12016106]

The name 'Files' does not exist in the current context

[Member 12016106]

Thank you so much for your help. I got the answer. I did not declare file, that's why it shows error. now I'm done.