public function NumericItemBase::isEmpty in Drupal 8

Same name and namespace in other branches

1. 9 core/lib/Drupal/Core/Field/Plugin/Field/FieldType/NumericItemBase.php \Drupal\Core\Field\Plugin\Field\FieldType\NumericItemBase::isEmpty()

Determines whether the data structure is empty.

Return value

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

Overrides Map::isEmpty

File

core/lib/Drupal/Core/Field/Plugin/Field/FieldType/NumericItemBase.php, line 65

Class

NumericItemBase

Base class for numeric configurable field types.

Namespace

Drupal\Core\Field\Plugin\Field\FieldType

Code

public function isEmpty() {
  if (empty($this->value) && (string) $this->value !== '0') {
    return TRUE;
  }
  return FALSE;
}