public function RadioactivityField::isEmpty in Radioactivity 4.0.x

Same name and namespace in other branches

1. 8.3 src/Plugin/Field/FieldType/RadioactivityField.php \Drupal\radioactivity\Plugin\Field\FieldType\RadioactivityField::isEmpty()
2. 8.2 src/Plugin/Field/FieldType/RadioactivityField.php \Drupal\radioactivity\Plugin\Field\FieldType\RadioactivityField::isEmpty()

Determines whether the data structure is empty.

Return value

bool TRUE if the data structure is empty, FALSE otherwise.

Overrides Map::isEmpty

File

src/Plugin/Field/FieldType/RadioactivityField.php, line 176

Class

RadioactivityField

Plugin implementation of the 'radioactivity' field type.

Namespace

Drupal\radioactivity\Plugin\Field\FieldType

Code

public function isEmpty() {
  $value = $this
    ->get('energy')
    ->getValue();
  return $value === NULL;
}