Connection failed: SQLSTATE[28000] [1045] Access denied for user 'root'@'localhost' (using password: NO)<br />
<b>Warning</b>:  Undefined variable $conn in <b>/home/rizetur/public_html/lab/function.php</b> on line <b>18</b><br />
<br />
<b>Fatal error</b>:  Uncaught Error: Call to a member function query() on null in /home/rizetur/public_html/lab/function.php:18
Stack trace:
#0 /home/rizetur/public_html/index.php(9): include()
#1 {main}
  thrown in <b>/home/rizetur/public_html/lab/function.php</b> on line <b>18</b><br />