How can error_reporting and var_dump be used to troubleshoot issues in PHP code parsing XML files?

When parsing XML files in PHP, errors can occur due to syntax issues or unexpected data. To troubleshoot these issues, you can use the error_reporting function to display any errors that occur during parsing. Additionally, you can use var_dump to inspect the structure of the XML data being parsed, helping you identify any issues with the data itself.

// Enable error reporting to display any parsing errors
error_reporting(E_ALL);
ini_set('display_errors', 1);

// Load the XML file
$xml = simplexml_load_file('example.xml');

// Check for errors during parsing
if ($xml === false) {
    echo "Failed to parse XML file. Error: " . libxml_get_last_error()->message;
} else {
    // Use var_dump to inspect the structure of the XML data
    var_dump($xml);
}