How to access the static property in php? [duplicate]

How we access the static property with creating its class object with -> (arrow)  operator ?
OR
How to access static property without scope resolution operator (::) ?

How we access the static property with creating its class object with -> (arrow)  operator ?
OR
How to access static property without scope resolution operator (::) ?
<?php
class Foo
{
    public static $my_static = 'foo';

    public static function staticValue() {
        return self::$my_static;
    }
}

class Bar extends Foo
{
         public static function fooStatic();
    {
         return parent::$my_static;
    }

        public function barStatic(); 
    {
        return parent::$my_static;
    }
}


    Bar::fooStatic();
    $foo = new Foo();
    print $foo->staticValue() ." this is foo static". "n";
    print $foo->$my_static . "n";      // Undefined "Property" my_static 

?>