/** * Destructor. */ public function __destruct() { $this->key = NULL; $this->left = NULL; $this->right = NULL; parent::__destruct(); }
/** * Destructor. */ public function __destruct() { parent::__destruct(); }
/** * Destructor. */ public function __destruct() { $this->key = NULL; $this->subtree = NULL; parent::__destruct(); }