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<?php class Foo { private $id; public function __construct() { } public function __toString() { return $id . ""; } } $a = new Foo; // $a is a pointer pointing to Foo object 0 $b = $a; // $b is a pointer pointing to Foo object 0, however, $b is a copy of $a unlink($a); var_dump($b);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $id in /in/26g3V on line 8 Warning: unlink(): open_basedir restriction in effect. File() is not within the allowed path(s): (/tmp:/in:/etc) in /in/26g3V on line 14 object(Foo)#1 (1) { ["id":"Foo":private]=> NULL }

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