empty(private value) and __isset()

__isset_example.php

class Test{
	private $name = "test";
	private $name1 = "test1";
	public function __get($name){
		echo "__get() triggered! $$name: " . $name . "\n";
		return $this->name;
	}
	public function __isset($tmp){
		echo "__isset() triggered! $$tmp: " . $tmp . "\n";;
		$ret = isset($tmp);
		return $ret;
	}
}
$test = new Test();
//var_dump($test->name);
//echo "\n";
var_dump(isset($test->name));
echo "\n";
var_dump(empty($test->name1));