Fatal error: Uncaught Error: Call to undefined function mysqli_connect() in /home/takami.com.vn/public_html/models/database.php:10 Stack trace: #0 /home/takami.com.vn/public_html/models/xuat.php(7): Database->connect() #1 /home/takami.com.vn/public_html/controllers/main.php(2): Xuat->__construct() #2 /home/takami.com.vn/public_html/index.php(6): require_once('/home/takami.co...') #3 {main} thrown in /home/takami.com.vn/public_html/models/database.php on line 10