java code for JSP form parameters with default values

Enter your details

First name:
Last name:
Age:

//displayDetails.jsp
<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core" %>

The details that you entered!

<%-- The following two values are not passed from the HTML form
and are present to show the syntax for specifying default
values --%>

First name
Last name
Age
Partner's name
Partner's age	Unknown age