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<?php class test { private $prop = array(); public function &__get($name){ if(!array_key_exists($name, $this->prop)){ $this->prop[$name] = null; } return $this->prop[$name]; } public function __set($name, $val){ $this->prop[$name] = $val; } } $test = new test(); $test->a[] = 5; var_dump($test);
Output for git.master, git.master_jit, rfc.property-hooks
object(test)#1 (1) { ["prop":"test":private]=> array(1) { ["a"]=> array(1) { [0]=> int(5) } } }

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