get_mangled_object_vars_bench.php

<?php

class A {
    public $pub = 1;
    protected $prot = 2;
    private $priv = 3;
}

$n = 10000000;
$a = new A;

$t = microtime(true);
for ($i = 0; $i < $n; $i++) {
    $x = (array) $a;
}
var_dump(microtime(true) - $t);

$t = microtime(true);
for ($i = 0; $i < $n; $i++) {
    $x = get_mangled_object_vars($a);
}
var_dump(microtime(true) - $t);