public function QueryBase::exists in Drupal 9
Same name and namespace in other branches
- 8 core/lib/Drupal/Core/Entity/Query/QueryBase.php \Drupal\Core\Entity\Query\QueryBase::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
$this
Overrides QueryInterface::exists
File
- core/
lib/ Drupal/ Core/ Entity/ Query/ QueryBase.php, line 174
Class
- QueryBase
- The base entity query class.
Namespace
Drupal\Core\Entity\QueryCode
public function exists($property, $langcode = NULL) {
$this->condition
->exists($property, $langcode);
return $this;
}