gistfile1.php

<?php
 
trait Methods
{
    public function __call($name, $args)
    {
        if (property_exists($this, $name)) {
            return $this->$name;
        }

        if (get_parent_class($this)) {
            return parent::__call($name, $args);
        }

        return null;
    }
}

 
class Person
{
    use Methods;
 
    private $pPrivate = 'pPrivate';
    protected $pProtected = 'pProtected';
    public $pPublic = 'pPublic';
}
 
class Salesman extends Person
{
    use Methods;
 
    private $sPrivate = 'sPrivate';
    protected $sProtected = 'sProtected';
    public $sPublic = 'sPublic';
}
 
$dude = new Salesman();
 
var_dump($dude->sPublic());
var_dump($dude->sProtected());
var_dump($dude->sPrivate());
var_dump($dude->pPublic());
var_dump($dude->pProtected());
var_dump($dude->pPrivate());

var_dump($dude->weirdthing()); # No such variable