1. Go to this page and download the library: Download xakki/phperrorcatcher library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
$logger->error('My custom error'); // custom message
$logger->critical($exception); // log a caught \Throwable
trigger_error('msg', E_USER_WARNING); // also captured by the handler