W3cubDocs

/Drupal 8

public function EntityTypeInterface::addConstraint

public EntityTypeInterface::addConstraint($constraint_name, $options = NULL)

Adds a validation constraint.

See \Drupal\Core\TypedData\DataDefinitionInterface::getConstraints() for details on how constraints are defined.

Parameters

string $constraint_name: The name of the constraint to add, i.e. its plugin id.

array|null $options: The constraint options as required by the constraint plugin, or NULL.

Return value

$this

File

core/lib/Drupal/Core/Entity/EntityTypeInterface.php, line 775

Class

EntityTypeInterface
Provides an interface for an entity type and its metadata.

Namespace

Drupal\Core\Entity

Code

public function addConstraint($constraint_name, $options = NULL);

© 2001–2016 by the original authors
Licensed under the GNU General Public License, version 2 and later.
Drupal is a registered trademark of Dries Buytaert.
https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Entity!EntityTypeInterface.php/function/EntityTypeInterface::addConstraint/8.1.x