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<?php class Foo { protected $bars = []; public function addBar(Bar $bar) { $this->bars[] = $bar; } } class Bar { protected $value; public function __construct($value) { $this->value = $value; } } $foo = new Foo; $foo->addBar(new Bar('baz')); $foo->addBar(new Bar(42)); $foo = serialize($foo); echo $foo, PHP_EOL; $foo = unserialize($foo); var_dump($foo);
Output for git.master, git.master_jit, rfc.property-hooks
O:3:"Foo":1:{s:7:"*bars";a:2:{i:0;O:3:"Bar":1:{s:8:"*value";s:3:"baz";}i:1;O:3:"Bar":1:{s:8:"*value";i:42;}}} object(Foo)#1 (1) { ["bars":protected]=> array(2) { [0]=> object(Bar)#3 (1) { ["value":protected]=> string(3) "baz" } [1]=> object(Bar)#2 (1) { ["value":protected]=> int(42) } } }

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