Documentation & API reference
public function ConditionInterface::exists
Same name in this branch
Queries for the existence of a field.
Parameters
$field:
string $langcode:
Return value
See also
\Drupal\Core\Entity\Query\QueryInterface::exists()
1 method overrides ConditionInterface::exists()
File
- drupal/
core/ lib/ Drupal/ Core/ Entity/ Query/ ConditionInterface.php, line 52 - Definition of Drupal\Core\Entity\ConditionInterface.
Class
- ConditionInterface
- Defines the entity query condition interface.
Namespace
Drupal\Core\Entity\QueryCode
public function exists($field, $langcode = NULL);