zend2.php

<?php

//First Off - Start the Session
session_start();

//Now Test if the Session contains a Student ID
if(array_key_exists('student_id', $_SESSION)){

    //If it does, query the demo.students table for the details of that student

        // If you get results, echo the first name + last name

        // If not, display an error    
}else{
    //If not
        // Check if a form has been submitted.
            // If it has, save teh details to the database and store the student id in the session

            // If not, display a html form for submitting details
}




function preDump($var) {
    echo '<pre>';
    var_dump($var);
    echo '</pre>';
}