1. Creating Dynamic Web Sites Part 2
Chapter 3
Creating Dynamic Web Sites
Part 2

2. One Page One page to display and handle the form.
if (/* form has been submitted */) {
// Handle the form
} else {
// Display the form }

3. if ($_SERVER[‘REQUEST_METHOD’]==‘POST’) { // Handle the form } else { // Display the form }

4. calculator.php Script 3.5 on page 87
ch03\script_03_05\calculator.php

5. STICKY FORM
Remembers how you have filled it out if the form must be resubmitted.

6. calculator.php Script 3.6 on pages 92-93
ch03\script_03_06\calculator.php