3<br />
<b>Fatal error</b>:  Uncaught mysqli_sql_exception: Unknown database 'prestamolibros' in C:\xampp\htdocs\sisprestamo6\elimUs.php:4
Stack trace:
#0 C:\xampp\htdocs\sisprestamo6\elimUs.php(4): mysqli-&gt;__construct('localhost', 'root', '', 'prestamoLibros')
#1 {main}
  thrown in <b>C:\xampp\htdocs\sisprestamo6\elimUs.php</b> on line <b>4</b><br />