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public function ConditionAggregateInterface::exists in Zircon Profile 8

Same name and namespace in other branches
  1. 8.0 core/lib/Drupal/Core/Entity/Query/ConditionAggregateInterface.php \Drupal\Core\Entity\Query\ConditionAggregateInterface::exists()

Queries for the existence of a field.

Parameters

$field:

string $langcode:

Return value

ConditionInterface

See also

\Drupal\Core\Entity\Query\QueryInterface::exists()

1 method overrides ConditionAggregateInterface::exists()
ConditionAggregate::exists in core/lib/Drupal/Core/Entity/Query/Sql/ConditionAggregate.php
Queries for the existence of a field.

File

core/lib/Drupal/Core/Entity/Query/ConditionAggregateInterface.php, line 46
Contains \Drupal\Core\Entity\Query\ConditionAggregateInterface.

Class

ConditionAggregateInterface
Defines aggregated entity query conditions.

Namespace

Drupal\Core\Entity\Query

Code

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