Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /class/connection_class.php:21
Stack trace:
#0 /class/connection_class.php(16): connection->connect()
#1 /class/page_class.php(49): connection->connection()
#2 /index.php(4): page->__construct()
#3 {main}
thrown in /class/connection_class.php on line 21