gistfile1.txt

<?php

class Foo
{
    private $bar;
    public $car;

    public function __construct($arg1 = 'bar', $arg2 = 'car')
    {
        $this->bar = $arg1;
        $this->car = $arg2;
    }

    public function getBar()
    {
        return $this->bar;
    }
}

$foo = new Foo();
echo "car: " . $foo->car . "\n";
echo "getBar: " . $foo->getBar() . "\n";
$foo->bar;

$foo2 = new Foo('fuck', 'you');
echo "car: " . $foo2->car . "\n";
$foo3 = array('foo' => 'f00', 'car' => 'c4r');
echo "car: " . $foo3['car'] . "\n";