title: How to pass the value for one aspx to another aspx page
body: <pre><code>&lt;form id="form1" runat="server"&gt;
  &lt;div&gt;
      &lt;asp:TextBox ID="txtFirstName" runat="server"&gt;
      &lt;/asp:TextBox&gt;
      &lt;asp:TextBox ID="txtLastName" runat="server"&gt;
      &lt;/asp:TextBox&gt;
  
       &lt;asp:Button ID="Button1" runat="server" Text="RedirectPage" PostBackUrl="~/TestAjaxControls.aspx?FirstName=txtFirstName&amp;LastName=txtLastName"  /&gt;
  &lt;/div&gt;
  
  &lt;/form&gt;
  </code></pre>
  
  <p>I need to access the firstname &amp; lastname value to the next page</p>