Fatal error: Uncaught Error: Call to undefined function mysql_pconnect() in C:\xampp\htdocs\profchwu\webprogramming\教材\教學暫存\Ch14 Cart\Connections\cart_conn.php:9 Stack trace: #0 C:\xampp\htdocs\profchwu\webprogramming\教材\教學暫存\Ch14 Cart\index.php(1): require_once() #1 {main} thrown in C:\xampp\htdocs\profchwu\webprogramming\教材\教學暫存\Ch14 Cart\Connections\cart_conn.php on line 9