Fatal error: Uncaught Error: Call to undefined function mysql_connect() in D:\Xampp\htdocs\siuvbuga\citas\inc\usarBD.php:2 Stack trace: #0 D:\Xampp\htdocs\siuvbuga\citas\index.php(20): include() #1 {main} thrown in D:\Xampp\htdocs\siuvbuga\citas\inc\usarBD.php on line 2