code: public function getAttribute($label)
      {
          $label = strtolower($label);
          if (! isset($this->attributes[$label])) {
              return false;
          }
  
          return (string) $this->attributes[$label];
      }
docs: Accessor for an attribute.
  
  @param string $label    Attribute name.
  
  @return string          Attribute value.