What is the best practice for passing form data between multiple PHP pages?

When passing form data between multiple PHP pages, it is best practice to use sessions to store the form data temporarily and retrieve it on subsequent pages. This ensures that the data is not lost during the navigation process and can be accessed whenever needed.

// On the first PHP page where form data is submitted
session_start();
$_SESSION['form_data'] = $_POST;

// On the second PHP page where form data needs to be accessed
session_start();
if(isset($_SESSION['form_data'])){
    $formData = $_SESSION['form_data'];
    // Use $formData as needed
}