Brief example of how to receive GET data using C#

GetData.aspx

<%@ Page Language="C#" %>

<%
// Load NameValueCollection object.
NameValueCollection coll=Request.QueryString; 

if (coll.Count > 0) {

    // File where data will be written.
    System.IO.StreamWriter file = new System.IO.StreamWriter("/path/to/test.txt");

    foreach (String param in coll) {
        file.WriteLine("Param: " + Server.HtmlEncode(param));
        file.WriteLine("Value: " + Server.HtmlEncode(coll[param]) + "\r\n-----------");
    }
    file.Close();
}
%>