public function DataDefinition::isRequired in Drupal 9

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/TypedData/DataDefinition.php \Drupal\Core\TypedData\DataDefinition::isRequired()

Determines whether a data value is required.

For required data a non-NULL value is mandatory.

Return value

bool Whether a data value is required.

Overrides DataDefinitionInterface::isRequired

1 call to DataDefinition::isRequired()

BaseFieldDefinition::isStorageRequired in core/lib/Drupal/Core/Field/BaseFieldDefinition.php

Returns whether the field storage is required.

File

core/lib/Drupal/Core/TypedData/DataDefinition.php, line 169

Class

DataDefinition

A typed data definition class for defining data based on defined data types.

Namespace

Drupal\Core\TypedData

Code

public function isRequired() {
  return !empty($this->definition['required']);
}