function QueryInterface::exists

Same name in other branches
  1. 9 core/lib/Drupal/Core/Entity/Query/QueryInterface.php \Drupal\Core\Entity\Query\QueryInterface::exists()
  2. 8.9.x core/lib/Drupal/Core/Entity/Query/QueryInterface.php \Drupal\Core\Entity\Query\QueryInterface::exists()
  3. 10 core/lib/Drupal/Core/Entity/Query/QueryInterface.php \Drupal\Core\Entity\Query\QueryInterface::exists()

Queries for a non-empty value on a field.

Parameters

string $field: Name of a field.

string|null $langcode: (optional) The language code allows filtering results by specific language. If omitted (NULL), any translation satisfies the condition.

Return value

$this

1 method overrides QueryInterface::exists()
QueryBase::exists in core/lib/Drupal/Core/Entity/Query/QueryBase.php

File

core/lib/Drupal/Core/Entity/Query/QueryInterface.php, line 128

Class

QueryInterface
Interface for entity queries.

Namespace

Drupal\Core\Entity\Query

Code

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

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