How can one ensure that PHP errors are displayed when generating graphs with jpgraph to aid in troubleshooting?

To ensure that PHP errors are displayed when generating graphs with jpgraph, you can enable error reporting by setting error_reporting to E_ALL and display_errors to On in your PHP script. This will help in troubleshooting any issues that may occur during graph generation.

<?php
error_reporting(E_ALL);
ini_set('display_errors', 1);

// Your jpgraph code here
?>