✅ PHP funciona correctamente.<br><br />
<b>Fatal error</b>:  Uncaught mysqli_sql_exception: Connection refused in /var/www/ina2/test.php:17
Stack trace:
#0 /var/www/ina2/test.php(17): mysqli-&gt;__construct()
#1 {main}
  thrown in <b>/var/www/ina2/test.php</b> on line <b>17</b><br />