ConditionInterface::exists
public function ConditionInterface::exists
public ConditionInterface::exists($field,$langcode= NULL)
Queries for the existence of a field.
Parameters
$field:
string $langcode:
Return value
See also
\Drupal\Core\Entity\Query\QueryInterface::exists()
File
- core/lib/Drupal/Core/Entity/Query/ConditionInterface.php, line 47
Class
- ConditionInterface
- Defines the entity query condition interface.
Namespace
Drupal\Core\Entity\QueryCode
public function exists($field, $langcode = NULL);
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