hi, you are looking for something like this:
<asp:fileupload id="multipleFile" runat="server" allowmultiple="true" xmlns:asp="#unknown" />
<asp:button id="uploadFile" runat="server" text="Upload files" onclick="uploadFile_Click" xmlns:asp="#unknown" />
protected void uploadFile_Click(object sender, EventArgs e)
{
if (multipleFile.HasFiles)
{
foreach(HttpPostedFile uploadedFile in multipleFile.PostedFiles)
{
uploadedFile.SaveAs(System.IO.Path.Combine(Server.MapPath("~/Images/"),uploadedFile.FileName));
Response.Write("File uploaded successfully");
}
}
}