<?php class Foo { public $hello; public function deleteMe(&$obj) { $obj = (unset) $obj; unset($obj); } public function hello() { echo 'hello from foo'; } public function __unset($unset) { echo 'I been called'; } } $foo = new Foo(); var_dump($foo); //$foo->deleteMe($foo); unset($foo); var_dump($foo);
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