code: public function get($name, $default = null)
      {
          if (!array_key_exists($name, $this->data)) {
              return $default;
          }
  
          if (0 === $this->data[$name]['lifeTime']) {
              return $this->data[$name]['data'];
          }
  
          return $this->data[$name]['lifeTime'] < time() ? $default : $this->data[$name]['data'];
      }
docs: {@inheritdoc}