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<?php class Foo { public function __get($name) { echo __METHOD__ . "($name)" . PHP_EOL; switch ($name) { case 'foo': return new Foo(); case 'bar': return 'bar'; default: return null; } } public function __isset($name) { echo __METHOD__ . "($name)" . PHP_EOL; return $name === 'bar'; } } $foo = new Foo(); echo (empty($foo->foo->bar) ? 'is empty' : 'is not empty') . PHP_EOL;
Output for git.master, git.master_jit, rfc.property-hooks
Foo::__isset(foo) is empty

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