Use of PDO in classes

Question

I have a few classes that perform some MySQL queries and prepared statements. However, I am lost in how to incorporate my PDO object within those classes. For example, I w

Answer 1

$dbh isn't within the scope of Foo, do this instead:

class Foo /*extends PDO*/
{
    public $dbh;

    public function __construct()
    {
        $dbh = new PDO(/*...*/);
    }

    public function bar()
    {
        $this->dbh->prepare('SELECT * FROM table');
        return $this->dbh->execute();
    }
}

Also, Foo doesn't need to extend PDO.