8.2.x EntityTypeInterface.php public EntityTypeInterface::addConstraint($constraint_name, $options = NULL)
8.0.x EntityTypeInterface.php public EntityTypeInterface::addConstraint($constraint_name, $options = NULL)
8.1.x EntityTypeInterface.php public EntityTypeInterface::addConstraint($constraint_name, $options = NULL)
8.3.x EntityTypeInterface.php public EntityTypeInterface::addConstraint($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

1 method overrides EntityTypeInterface::addConstraint()
EntityType::addConstraint in core/lib/Drupal/Core/Entity/EntityType.php
Adds a validation constraint.

File

core/lib/Drupal/Core/Entity/EntityTypeInterface.php, line 777

Class

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

Namespace

Drupal\Core\Entity

Code

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