public function QueryAggregateInterface::existsAggregate

public QueryAggregateInterface::existsAggregate($field, $function, $langcode = NULL)

Queries for the existence of a field.

Parameters

string $field: The name of the field.

string $function: The aggregate function.

$langcode: (optional) The language code.

Return value

\Drupal\Core\Entity\Query\QueryAggregateInterface The called object.

File

core/lib/Drupal/Core/Entity/Query/QueryAggregateInterface.php, line 83

Class

QueryAggregateInterface

Defines a interface for aggregated entity queries.

Namespace

Drupal\Core\Entity\Query

Code

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