What are the advantages of using GET parameters over form submissions for navigation in PHP?

Using GET parameters for navigation in PHP has several advantages over form submissions. GET parameters allow for bookmarking and sharing URLs easily, as the parameters are visible in the URL. They also make it easier to navigate back and forth between pages without losing data, as the parameters are stored in the URL. Additionally, GET parameters can be easily manipulated and tested directly in the browser's address bar.

<?php
// Example of using GET parameters for navigation in PHP

// Check if a specific page is requested
if(isset($_GET['page'])) {
    $page = $_GET['page'];
    
    // Include the requested page
    include($page . '.php');
} else {
    // Default page to include
    include('home.php');
}
?>