Compressing a file using GZipStream (C#) : GZipStream « File Directory « ASP.NET Tutorial






<%@ Page Language="C#" %>
<%@ Import Namespace="System.IO" %>
<%@ Import Namespace="System.IO.Compression" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script runat="server">

    protected void Page_Load(object sender, EventArgs e)
    {
        string filename = Server.MapPath("Data.txt");

        FileStream infile = File.OpenRead(filename);
        byte[] buffer = new byte[infile.Length];
        infile.Read(buffer, 0, buffer.Length);
        infile.Close();

        FileStream outfile = File.Create(Path.ChangeExtension(filename, "zip"));

        GZipStream gzipStream = new GZipStream(outfile, CompressionMode.Compress);
        gzipStream.Write(buffer, 0, buffer.Length);
        gzipStream.Close();

    }
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>Untitled Page</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    
    </div>
    </form>
</body>
</html>








10.15.GZipStream
10.15.1.Compressing a file using GZipStream (C#)
10.15.2.Compressing a file using GZipStream (VB)
10.15.3.Compressing HTTP output with an HttpModule (C#)
10.15.4.Compressing HTTP output with an HttpModule (VB)