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<?php class Foo { public $bar; public function __construct() { echo __METHOD__, "\n"; } public function __clone() { echo __METHOD__, "\n"; if ($this->bar instanceof Foo) { $this->bar = clone $this->bar; } } } echo '$a = new Foo() --> '; $a = new Foo(); echo '$a->bar = new Foo(); --> '; $a->bar = new Foo(); echo '$b = clone $a; -->'; $b = clone $a;
Output for git.master, git.master_jit, rfc.property-hooks
$a = new Foo() --> Foo::__construct $a->bar = new Foo(); --> Foo::__construct $b = clone $a; -->Foo::__clone Foo::__clone

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