Namespaces - Drupal 11.1.x - Drupal Core

Introduction to namespaces

PHP classes, interfaces, and traits in Drupal are namespaced. See the Objected-oriented programming conventions for more information.

See also

Objected-oriented programming conventions

File

core/core.api.php, line 1534

Namespace
Drupal\Core\Entity\Enhancer
Drupal\Core\Entity\Entity
Drupal\Core\Entity\EntityReferenceSelection
Drupal\Core\Entity\Entity\Access
Drupal\Core\Entity\Event
Drupal\Core\Entity\Exception
Drupal\Core\Entity\Form
Drupal\Core\Entity\KeyValueStore
Drupal\Core\Entity\KeyValueStore\Query
Drupal\Core\Entity\Plugin\Condition
Drupal\Core\Entity\Plugin\Condition\Deriver
Drupal\Core\Entity\Plugin\DataType
Drupal\Core\Entity\Plugin\DataType\Deriver
Drupal\Core\Entity\Plugin\Derivative
Drupal\Core\Entity\Plugin\EntityReferenceSelection
Drupal\Core\Entity\Plugin\Validation\Constraint
Drupal\Core\Entity\Query
Drupal\Core\Entity\Query\Null
Drupal\Core\Entity\Query\Sql
Drupal\Core\Entity\Query\Sql\pgsql
Drupal\Core\Entity\Routing
Drupal\Core\Entity\Schema
Drupal\Core\Entity\Sql
Drupal\Core\Entity\TypedData
Drupal\Core\EventSubscriber
Drupal\Core\Executable
Drupal\Core\Extension
Drupal\Core\Extension\Discovery
Drupal\Core\Extension\Exception
Drupal\Core\Extension\Plugin\Validation\Constraint
Drupal\Core\Field
Drupal\Core\Field\Annotation
Drupal\Core\Field\Attribute
Drupal\Core\Field\Entity
Drupal\Core\Field\Plugin\DataType
Drupal\Core\Field\Plugin\DataType\Deriver
Drupal\Core\Field\Plugin\Field\FieldFormatter
Drupal\Core\Field\Plugin\Field\FieldType
Drupal\Core\Field\Plugin\Field\FieldWidget
Drupal\Core\Field\TypedData
Drupal\Core\File
Drupal\Core\FileTransfer
Drupal\Core\FileTransfer\Form
Drupal\Core\File\Event
Drupal\Core\File\Exception
Drupal\Core\File\MimeType
Drupal\Core\Flood
Drupal\Core\Form
Drupal\Core\Form\EventSubscriber
Drupal\Core\Form\Exception