1<?php
2class ParentClassWithPrivateAttributes
3{
4    private static $privateStaticParentAttribute = 'foo';
5    private $privateParentAttribute              = 'bar';
6}
7
8class ParentClassWithProtectedAttributes extends ParentClassWithPrivateAttributes
9{
10    protected static $protectedStaticParentAttribute = 'foo';
11    protected $protectedParentAttribute              = 'bar';
12}
13
14class ClassWithNonPublicAttributes extends ParentClassWithProtectedAttributes
15{
16    public static $publicStaticAttribute       = 'foo';
17    protected static $protectedStaticAttribute = 'bar';
18    protected static $privateStaticAttribute   = 'baz';
19
20    public $publicAttribute       = 'foo';
21    public $foo                   = 1;
22    public $bar                   = 2;
23    protected $protectedAttribute = 'bar';
24    protected $privateAttribute   = 'baz';
25
26    public $publicArray       = ['foo'];
27    protected $protectedArray = ['bar'];
28    protected $privateArray   = ['baz'];
29}
30