<?php
class PropertyContainer
{

    public $somePublicArray = [0];

    public function __construct($data = [])
    {
        $that = $this;

        array_walk($data, function ($item, $key) use ($that) {
            $that->{$key} = $item;
        });
    }

}

$cont = new PropertyContainer(['a' => 1, 'b' => [0], 'c' => new ArrayObject ([0])]);

$cont->a++;
$cont->b[] = 1;
$cont->somePublicArray[] = 1;
$cont->c[] = 1;

var_dump($cont, is_array($cont->c), is_array($cont->b));