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@ 2020-12-09T20:38:42Z

<?php

class A
{
    public $b;
}

class B
{
    public $num;
}

$b = new B();
$b->num = 2;
$a = new A();
$a->b = $b;
print_r($a);
$b->num = 4;
print_r($a);

Output
Performance
VLD
References
Branches

print_r: documentation ( source)

preferences:dark modelive previewkey bindings

27.43 ms | 404 KiB | 5 Q