Classes, traits, and interfaces - 8.9.x - drupal
Introduction to classes
A lot of the PHP code in Drupal is object oriented (OO), making use of PHP classes, interfaces, and traits. See the Objected-oriented programming conventions for more information.
See also
Objected-oriented programming conventions
File
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core/
core.api.php, line 1511
Name | Deprecated | Object type | Namespace | File name | Summary | Direct uses | Use statements | Strings |
---|---|---|---|---|---|---|---|---|
FieldGroupRowsWebTest | class | Drupal\Tests\views\Functional\Handler | core/ |
Tests the "Display all values in the same row" setting. | ||||
FieldHandlerInterface | interface | Drupal\views\Plugin\views\field | core/ |
Base field handler that has no options and renders an unformatted field. | 2 | |||
FieldHandlersUpdateTest | class | Drupal\Tests\views\Functional\Update | core/ |
Tests the upgrade path for views field handlers. | ||||
FieldHelpTest | class | Drupal\Tests\field\Functional | core/ |
Tests help display for the Field module. | ||||
FieldImportChangeTest | class | Drupal\Tests\field\Kernel | core/ |
Update field storage and fields during config change method invocation. | ||||
FieldImportCreateTest | class | Drupal\Tests\field\Kernel | core/ |
Create field storages and fields during config create method invocation. | ||||
FieldImportDeleteTest | class | Drupal\Tests\field\Kernel | core/ |
Delete field storages and fields during config delete method invocation. | ||||
FieldImportDeleteUninstallTest | class | Drupal\Tests\field\Kernel | core/ |
Delete field storages and fields during config synchronization and uninstall module that provides the field type. | ||||
FieldImportDeleteUninstallUiTest | class | Drupal\Tests\field\Functional | core/ |
Delete field storages and fields during config synchronization and uninstall module that provides the field type through the UI. | ||||
FieldInputValueNormalizerTrait | trait | Drupal\Core\Field | core/ |
A trait used to assist in the normalization of raw input field values. | 1 | |||
FieldInputValueNormalizerTraitTest | class | Drupal\Tests\Core\Field | core/ |
@coversDefaultClass \Drupal\Core\Field\FieldInputValueNormalizerTrait @group Field | ||||
FieldInstance | class | Drupal\field\Plugin\migrate\source\d6 | core/ |
Drupal 6 field instances source from database. | 1 | |||
FieldInstance | class | Drupal\field\Plugin\migrate\source\d7 | core/ |
Drupal 7 field instances source from database. | 3 | 1 | ||
FieldInstanceDefaults | class | Drupal\field\Plugin\migrate\process\d6 | core/ |
Plugin annotation @MigrateProcessPlugin( id = "d6_field_instance_defaults" ) | ||||
FieldInstanceDefaults | class | Drupal\field\Plugin\migrate\process\d7 | core/ |
Plugin annotation @MigrateProcessPlugin( id = "d7_field_instance_defaults" ) | ||||
FieldInstanceLabelDescriptionTranslationTest | class | Drupal\Tests\field\Kernel\Plugin\migrate\source\d6 | core/ |
Tests the field label and description translation source plugin. | ||||
FieldInstanceLabelDescriptionTranslationTest | class | Drupal\Tests\field\Kernel\Plugin\migrate\source\d7 | core/ |
Tests the field label and description translation source plugin. | ||||
FieldInstanceOptionTranslation | class | Drupal\field\Plugin\migrate\source\d6 | core/ |
Gets field instance option label translations. | ||||
FieldInstanceOptionTranslation | class | Drupal\field\Plugin\migrate\process\d6 | core/ |
Determines the settings property and translation for boolean fields. | ||||
FieldInstanceOptionTranslation | class | Drupal\field\Plugin\migrate\process\d7 | core/ |
Determines the settings property and translation for boolean fields. | ||||
FieldInstanceOptionTranslationTest | class | Drupal\Tests\field\Kernel\Plugin\migrate\source\d6 | core/ |
Tests the field instance option translation source plugin. | ||||
FieldInstancePerFormDisplay | class | Drupal\field\Plugin\migrate\source\d6 | core/ |
The field instance per form display source class. | ||||
FieldInstancePerFormDisplay | class | Drupal\field\Plugin\migrate\source\d7 | core/ |
The field instance per form display source class. | ||||
FieldInstancePerFormDisplayTest | class | Drupal\Tests\field\Kernel\Plugin\migrate\source\d6 | core/ |
Tests d6_field_instance_per_form_display source plugin. | ||||
FieldInstancePerFormDisplayTest | class | Drupal\Tests\field\Kernel\Plugin\migrate\source\d7 | core/ |
Tests D7 field instance per form display source plugin. | ||||
FieldInstancePerViewMode | class | Drupal\field\Plugin\migrate\source\d6 | core/ |
The field instance per view mode source class. | ||||
FieldInstancePerViewMode | class | Drupal\field\Plugin\migrate\source\d7 | core/ |
The field instance per view mode source class. | ||||
FieldInstancePerViewModeTest | class | Drupal\Tests\field\Kernel\Plugin\migrate\source\d6 | core/ |
Tests D6 fields per view mode source plugin. | ||||
FieldInstancePerViewModeTest | class | Drupal\Tests\field\Kernel\Plugin\migrate\source\d7 | core/ |
Tests D7 field instance per view mode source plugin. | ||||
FieldInstanceSettings | class | Drupal\field\Plugin\migrate\process\d6 | core/ |
Plugin annotation @MigrateProcessPlugin( id = "d6_field_field_settings" ) | ||||
FieldInstanceSettings | class | Drupal\field\Plugin\migrate\process\d7 | core/ |
Plugin annotation @MigrateProcessPlugin( id = "d7_field_instance_settings" ) | 1 | |||
FieldInstanceSettingsTest | class | Drupal\Tests\field\Unit\Plugin\migrate\process\d7 | core/ |
@coversDefaultClass \Drupal\field\Plugin\migrate\process\d7\FieldInstanceSettings @group field | ||||
FieldInstanceTest | class | Drupal\Tests\field\Kernel\Plugin\migrate\source\d6 | core/ |
Tests D6 field instance source plugin. | ||||
FieldInstanceTest | class | Drupal\Tests\field\Kernel\Plugin\migrate\source\d7 | core/ |
Tests D7 field instance source plugin. | ||||
FieldInstanceWidgetSettings | class | Drupal\field\Plugin\migrate\process\d6 | core/ |
Get the field instance widget settings. | ||||
FieldItem | abstract class | Drupal\Core\Field\Plugin\DataType | core/ |
Defines the base plugin for deriving data types for field types. | ||||
FieldItemBase | abstract class | Drupal\Core\Field | core/ |
An entity field item. | 24 | 26 | ||
FieldItemDataDefinition | class | Drupal\Core\Field\TypedData | core/ |
A typed data definition class for defining field items. | 6 | |||
FieldItemDataDefinitionInterface | interface | Drupal\Core\Field\TypedData | core/ |
Interface for field item data definitions. | 1 | 3 | ||
FieldItemDeriver | class | Drupal\Core\Field\Plugin\DataType\Deriver | core/ |
Provides data type plugins for each existing field type plugin. | ||||
FieldItemInterface | interface | Drupal\Core\Field | core/ |
Interface for entity field items. | 2 | 35 | ||
FieldItemList | class | Drupal\Core\Field | core/ |
Represents an entity field; that is, a list of field item objects. | 9 | 10 | ||
FieldItemListInterface | interface | Drupal\Core\Field | core/ |
Interface for fields, being lists of field items. | 2 | 158 | ||
FieldItemListTest | class | Drupal\Tests\Core\Field | core/ |
@coversDefaultClass \Drupal\Core\Field\FieldItemList @group Field | ||||
FieldItemNormalizer | class | Drupal\jsonapi\Normalizer | core/ |
Converts the Drupal field item object to a JSON:API array structure. | 2 | |||
FieldItemNormalizer | class | Drupal\serialization\Normalizer | core/ |
Denormalizes field item object structure by updating the entity field values. | 5 | 3 | 2 | |
FieldItemNormalizer | class | Drupal\hal\Normalizer | core/ |
Converts the Drupal field item object structure to HAL array structure. | 2 | 1 | 2 | |
FieldItemNormalizerDenormalizeExceptionsUnitTest | class | Drupal\Tests\hal\Unit | core/ |
@coversDefaultClass \Drupal\hal\Normalizer\FieldItemNormalizer @group hal | ||||
FieldItemSerializationTest | class | Drupal\Tests\serialization\Kernel | core/ |
Test field level normalization process. | ||||
FieldItemTest | class | Drupal\KernelTests\Core\Field | core/ |
Test field item methods. |
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