function FieldConfigBase::getConstraint

Overrides DataDefinitionInterface::getConstraint

File

core/lib/Drupal/Core/Field/FieldConfigBase.php, line 545

Class

FieldConfigBase

Base class for configurable field definitions.

Namespace

Code

public function getConstraint($constraint_name) {
    $constraints = $this->getConstraints();
    return $constraints[$constraint_name] ?? NULL;
}