Online PHP editor | refs for 2mVuc

@ 2023-04-20T09:49:02Z

<?php

class A {
    private array $d = [
        'a' => 1,
        'b' => 2,
    ];
    
    public function all(): array {
        return $this->d;
    }
}

class B extends A {
    public function push($k, $v): void {
        $this->d[$k] = $v;
    }
}

$b = (new B());
$b->push('c', 3);

var_dump($b->all());