File Directory ASP.Net Tutorial

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  4. Using IO enumerations to control file behavior when writing a file (C#)
<%@ Page Language="C#" %>
<%@ Import Namespace="System.IO" %>


    protected void Page_Load(object sender, EventArgs e)
    {
        FileStream fs = new FileStream(Server.MapPath("Data.txt"), FileMode.Append,
                FileAccess.Write, FileShare.Read, 0, FileOptions.Asynchronous);
        byte[] data = System.Text.Encoding.ASCII.GetBytes("This is an additional string");
        fs.Write(data, 0, (int)data.Length);
        fs.Flush();
        fs.Close();
    }



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