ConditionInterface::exists

public ConditionInterface::exists($field, $langcode = NULL)

Queries for the existence of a field.

Parameters

$field:

string $langcode:

Return value

ConditionInterface

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\Query

Code

public function exists($field, $langcode = NULL);