public function offsetUnset($offset) {
    if (is_string($offset)) {
      $this->remove($offset);
    }
    else {
      parent::offsetUnset($offset);
    }
  }
public function offsetUnset($offset) {
    if (is_string($offset)) {
      $this->remove($offset);
    }
    else {
      parent::offsetUnset($offset);
    }
  }
public function offsetUnset ( $ offset ) { if ( is_string ( $ offset ) ) { $ this -> remove ( $ offset ) ; } else { parent :: offsetUnset ( $ offset ) ; } }
Array access. Unset field using external)id or offset.
Array access . Unset field using external ) id or offset .