Magic method for isset().
Parameters
$property_name:
The name of the property to get; e.g., 'title' or 'name'.
Return value
boolean
Returns TRUE if the property exists and is set, FALSE otherwise.
File
- drupal/core/lib/Drupal/Core/Entity/Field/FieldItemInterface.php, line 64
- Definition of Drupal\Core\Entity\Field\FieldItemInterface.
Class
- FieldItemInterface
- Interface for entity field items, which are complex data objects
containing the values.
Namespace
Drupal\Core\Entity\Field
Code
public function __isset($property_name);