PHP OOP PDO Database Class Example: Demonstration of how to access databases using PDO

This class is a simple demonstration of how to access databases using PDO.

It shows how you can connect to a MySQL database server using PDO.

The class can also show how to insert a user record in database table using prepared queries, checking first if there is already a record for an user with the same user name or email address.

PDO Class
I need a class to connect to my db (mysql). Now my code is a old