How can one troubleshoot issues with cronjobs not executing PHP scripts as intended?

Issue: If cronjobs are not executing PHP scripts as intended, it could be due to incorrect file paths, permissions, or syntax errors in the PHP script. To troubleshoot this issue, check the cronjob logs for any error messages, ensure that the PHP script is executable, and verify that the cronjob command is correctly formatted. PHP Code Snippet:

<?php
// Example PHP script that should be executed by a cronjob
echo "Cronjob executed successfully!";
?>