Expanded class hierarchy of Substr in Drupal 9

class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
- class \Drupal\activity_creator\Plugin\ActivityActionBase implements ActivityActionInterface
- class \Drupal\activity_creator\Plugin\ActivityActionBase implements ActivityActionInterface
- class \Drupal\activity_creator\Plugin\ActivityActionBase implements ActivityActionInterface
- class \Drupal\activity_creator\Plugin\ActivityActionBase implements ActivityActionInterface
- class \Drupal\activity_creator\Plugin\ActivityContextBase implements ActivityContextInterface, ContainerFactoryPluginInterface
- class \Drupal\activity_creator\Plugin\ActivityContextBase implements ActivityContextInterface, ContainerFactoryPluginInterface
- class \Drupal\activity_creator\Plugin\ActivityContextBase implements ActivityContextInterface, ContainerFactoryPluginInterface
- class \Drupal\activity_creator\Plugin\ActivityContextBase implements ActivityContextInterface, ContainerFactoryPluginInterface
- class \Drupal\activity_creator\Plugin\ActivityDestinationBase implements ActivityDestinationInterface
- class \Drupal\activity_creator\Plugin\ActivityDestinationBase implements ActivityDestinationInterface
- class \Drupal\activity_creator\Plugin\ActivityDestinationBase implements ActivityDestinationInterface
- class \Drupal\activity_creator\Plugin\ActivityDestinationBase implements ActivityDestinationInterface
- class \Drupal\activity_creator\Plugin\ActivityEntityConditionBase implements ActivityEntityConditionInterface
- class \Drupal\activity_creator\Plugin\ActivityEntityConditionBase implements ActivityEntityConditionInterface
- class \Drupal\activity_creator\Plugin\ActivityEntityConditionBase implements ActivityEntityConditionInterface
- class \Drupal\activity_creator\Plugin\ActivityEntityConditionBase implements ActivityEntityConditionInterface
- class \Drupal\activity_send\Plugin\ActivitySendBase implements ActivitySendInterface
- class \Drupal\activity_send\Plugin\ActivitySendBase implements ActivitySendInterface
- class \Drupal\activity_send\Plugin\ActivitySendBase implements ActivitySendInterface
- class \Drupal\activity_send\Plugin\ActivitySendBase implements ActivitySendInterface
- class \Drupal\activity_send_email\EmailFrequencyBase implements EmailFrequencyInterface
- class \Drupal\activity_send_email\EmailFrequencyBase implements EmailFrequencyInterface
- class \Drupal\activity_send_email\EmailFrequencyBase implements EmailFrequencyInterface
- class \Drupal\activity_send_email\EmailFrequencyBase implements EmailFrequencyInterface
- class \Drupal\backup_migrate\Drupal\EntityPlugins\WrapperPluginBase implements WrapperPluginInterface
- class \Drupal\bibcite\Plugin\BibCiteProcessorBase implements BibCiteProcessorInterface uses StringTranslationTrait
- class \Drupal\bibcite_entity\Plugin\BibciteLinkPluginBase implements BibciteLinkPluginInterface
- class \Drupal\bootstrap_styles\StylesGroup\StylesGroupPluginBase implements StylesGroupPluginInterface, ContainerFactoryPluginInterface uses StringTranslationTrait
- class \Drupal\bootstrap_styles\Style\StylePluginBase implements StylePluginInterface uses StringTranslationTrait
- class \Drupal\build_hooks\Plugin\FrontendEnvironmentBase implements FrontendEnvironmentInterface, PluginWithFormsInterface uses PluginWithFormsTrait, StringTranslationTrait
- class \Drupal\business_rules\Plugin\BusinessRulesItemPluginBase implements BusinessRulesItemPluginInterface
- class \Drupal\business_rules\Plugin\BusinessRulesReactsOnPlugin implements BusinessRulesReactsOnInterface
- class \Drupal\certificate\Plugin\CertificateMapperBase
- class \Drupal\charts\Plugin\chart\Library\ChartBase implements ChartInterface uses StringTranslationTrait
- class \Drupal\ckeditor_details\Plugin\CKEditorPlugin\DetailPlugin implements CKEditorPluginButtonsInterface, CKEditorPluginInterface
- class \Drupal\clientside_validation\CvValidatorBase implements CvValidatorInterface uses StringTranslationTrait
- class \Drupal\clientside_validation\CvValidatorBase implements CvValidatorInterface uses StringTranslationTrait
- class \Drupal\compiler\Plugin\CompilerPluginBase implements CompilerPluginInterface
- class \Drupal\Component\Plugin\ContextAwarePluginBase implements ContextAwarePluginInterface
- class \Drupal\config_normalizer\Plugin\ConfigNormalizerBase implements ConfigNormalizerInterface
- class \Drupal\content_sync\Plugin\SyncNormalizerDecoratorBase implements SyncNormalizerDecoratorInterface
- class \Drupal\Core\Menu\ContextualLinkDefault implements ContextualLinkInterface
- class \Drupal\Core\Menu\LocalActionDefault implements CacheableDependencyInterface, LocalActionInterface, ContainerFactoryPluginInterface uses DependencySerializationTrait
- class \Drupal\Core\Menu\LocalTaskDefault implements CacheableDependencyInterface, LocalTaskInterface uses DependencySerializationTrait
- class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
  - class \Drupal\activity_send_push_notification\PushBase implements PushInterface uses StringTranslationTrait
  - class \Drupal\activity_send_push_notification\PushBase implements PushInterface uses StringTranslationTrait
  - class \Drupal\activity_send_push_notification\PushBase implements PushInterface uses StringTranslationTrait
  - class \Drupal\activity_send_push_notification\PushBase implements PushInterface uses StringTranslationTrait
  - class \Drupal\aggregator\Plugin\AggregatorPluginSettingsBase implements ConfigurableInterface, DependentPluginInterface, PluginFormInterface
  - class \Drupal\anonymizer\Anonymizer\AnonymizerBase implements AnonymizerInterface, ContainerFactoryPluginInterface uses \Symfony\Component\DependencyInjection\ContainerAwareTrait
  - class \Drupal\bibcite\Plugin\BibciteFormat implements BibciteFormatInterface
  - class \Drupal\breakpoint\Breakpoint implements BreakpointInterface
  - class \Drupal\business_rules\Plugin\EntityReferenceSelection\BusinessRulesViewsSelection implements SelectionInterface, ContainerFactoryPluginInterface
  - class \Drupal\charts\Plugin\chart\Type\Type implements TypeInterface
  - class \Drupal\ckeditor\CKEditorPluginBase implements CKEditorPluginButtonsInterface, CKEditorPluginInterface
  - class \Drupal\ckeditor_tableselection\Plugin\CKEditorPlugin\CkeditorTableSelection implements CKEditorPluginContextualInterface, CKEditorPluginCssInterface, CKEditorPluginInterface
  - class \Drupal\ckeditor_tableselection\Plugin\CKEditorPlugin\CkeditorTableSelection implements CKEditorPluginContextualInterface, CKEditorPluginCssInterface, CKEditorPluginInterface
  - class \Drupal\cms_content_sync\Plugin\EntityHandlerBase implements EntityHandlerInterface, ContainerFactoryPluginInterface
  - class \Drupal\cms_content_sync\Plugin\EntityHandlerBase implements EntityHandlerInterface, ContainerFactoryPluginInterface
  - class \Drupal\cms_content_sync\Plugin\FieldHandlerBase implements FieldHandlerInterface, ContainerFactoryPluginInterface
  - class \Drupal\cms_content_sync\Plugin\FieldHandlerBase implements FieldHandlerInterface, ContainerFactoryPluginInterface
  - class \Drupal\config_translation\ConfigNamesMapper implements ConfigMapperInterface, ContainerFactoryPluginInterface
  - class \Drupal\content_synchronizer\Processors\Entity\EntityProcessorBase implements EntityProcessorInterface
  - class \Drupal\content_synchronizer\Processors\Type\TypeProcessorBase implements TypeProcessorInterface
  - class \Drupal\Core\Action\ActionBase implements ActionInterface
  - class \Drupal\Core\Block\BlockBase implements BlockPluginInterface, ContextAwarePluginInterface, PluginWithFormsInterface, PreviewFallbackInterface uses BlockPluginTrait, ContextAwarePluginAssignmentTrait, ContextAwarePluginTrait
  - class \Drupal\Core\Block\Plugin\Block\Broken implements BlockPluginInterface, ContainerFactoryPluginInterface uses BlockPluginTrait, CacheableDependencyTrait
  - class \Drupal\Core\Display\VariantBase implements VariantInterface uses RefinableCacheableDependencyTrait, PluginDependencyTrait
  - class \Drupal\Core\Entity\EntityReferenceSelection\SelectionPluginBase implements ConfigurableInterface, DependentPluginInterface, SelectionInterface
  - class \Drupal\Core\Executable\ExecutablePluginBase implements CacheableDependencyInterface, ExecutableInterface, ContextAwarePluginInterface uses ContextAwarePluginTrait
  - class \Drupal\Core\Field\PluginSettingsBase implements DependentPluginInterface, PluginSettingsInterface
  - class \Drupal\Core\Http\LinkRelationType implements LinkRelationTypeInterface
  - class \Drupal\Core\ImageToolkit\ImageToolkitBase implements ImageToolkitInterface
  - class \Drupal\Core\ImageToolkit\ImageToolkitOperationBase implements ImageToolkitOperationInterface
  - class \Drupal\Core\Layout\LayoutDefault implements LayoutInterface, PluginFormInterface uses ContextAwarePluginAssignmentTrait, ContextAwarePluginTrait
  - class \Drupal\Core\Menu\MenuLinkBase implements MenuLinkInterface
  - class \Drupal\Core\Render\Element\RenderElement implements ElementInterface
  - class \Drupal\course\Plugin\CourseObjectAccessPluginBase implements PluginFormInterface, CourseObjectAccessInterface
  - class \Drupal\course\Plugin\CourseObjectPluginBase implements CourseObjectInterface
  - class \Drupal\course\Plugin\CourseOutlinePluginBase implements CourseOutlineInterface
  - class \Drupal\data_stream\Plugin\DataStream\DataStreamType\DataStreamTypeBase implements ContainerFactoryPluginInterface, DataStreamTypeInterface
  - class \Drupal\date_recur\Plugin\DateRecurInterpreterPluginBase implements DateRecurInterpreterPluginInterface uses PluginWithFormsTrait
  - class \Drupal\date_recur\Plugin\DateRecurInterpreterPluginBase implements DateRecurInterpreterPluginInterface uses PluginWithFormsTrait
  - class \Drupal\date_recur\Plugin\DateRecurInterpreterPluginBase implements DateRecurInterpreterPluginInterface uses PluginWithFormsTrait
  - class \Drupal\devel\DevelDumperBase implements DevelDumperInterface
  - class \Drupal\devel_generate\DevelGenerateBase implements DevelGenerateBaseInterface
  - class \Drupal\easy_email_override\Plugin\Email\Email implements EmailInterface
  - class \Drupal\editor\Plugin\EditorBase implements EditorPluginInterface
  - class \Drupal\entity_extra_field\ExtraFieldTypePluginBase implements ExtraFieldTypePluginInterface uses PluginDependencyTrait
  - class \Drupal\entity_field_condition\Plugin\EntityFieldCondition\CompareType\EntityFieldCompareTypePluginBase implements EntityFieldCompareTypeInterface
  - class \Drupal\eu_cookie_compliance\Plugin\ConsentStorageBase implements ConsentStorageInterface
  - class \Drupal\farm_entity\FarmEntityTypeBase implements ContainerFactoryPluginInterface
  - class \Drupal\farm_quick\Plugin\QuickForm\QuickFormBase implements ContainerFactoryPluginInterface, QuickFormInterface uses MessengerTrait, StringTranslationTrait
  - class \Drupal\farm_role\ManagedRolePermissions implements ManagedRolePermissionsInterface
  - class \Drupal\fillpdf\Plugin\PdfBackendBase implements PdfBackendInterface
  - class \Drupal\filter\Plugin\FilterBase implements FilterInterface
  - class \Drupal\freelinking\Plugin\FreelinkingPluginBase implements FreelinkingPluginInterface
  - class \Drupal\group\Plugin\Group\Relation\GroupRelationBase implements GroupRelationInterface
  - class \Drupal\help\Plugin\HelpSection\HelpSectionPluginBase implements HelpSectionPluginInterface uses UnchangingCacheableDependencyTrait
  - class \Drupal\help_topics\HelpTopicPluginBase implements HelpTopicPluginInterface
  - class \Drupal\imageapi_optimize\ImageAPIOptimizeProcessorBase implements ContainerFactoryPluginInterface, ImageAPIOptimizeProcessorInterface
  - class \Drupal\image\ImageEffectBase implements ContainerFactoryPluginInterface, ImageEffectInterface
  - class \Drupal\jsonrpc\Plugin\JsonRpcMethodBase implements ContainerFactoryPluginInterface, ExecutableWithParamsInterface
  - class \Drupal\KernelTests\Core\Plugin\Context\TestConfigurableContextAwarePlugin implements ConfigurableInterface, ContextAwarePluginInterface uses ContextAwarePluginTrait
  - class \Drupal\KernelTests\Core\Plugin\Context\TestContextAwarePlugin implements ContextAwarePluginInterface uses ContextAwarePluginTrait
  - class \Drupal\KernelTests\Core\Plugin\TestContextAwarePlugin implements ContextAwarePluginInterface uses ContextAwarePluginTrait
  - class \Drupal\layout_builder\Plugin\SectionStorage\SectionStorageBase implements CacheableDependencyInterface, SectionStorageInterface, TempStoreIdentifierInterface uses ContextAwarePluginTrait, LayoutBuilderRoutesTrait
  - class \Drupal\layout_builder_test\Plugin\SectionStorage\SimpleConfigSectionStorage implements ContainerFactoryPluginInterface, SectionStorageLocalTaskProviderInterface, SectionStorageInterface uses ContextAwarePluginTrait, LayoutBuilderRoutesTrait, SectionListTrait
  - class \Drupal\maestro\Plugin\EngineTasks\MaestroAndTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\maestro\Plugin\EngineTasks\MaestroBatchFunctionTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\maestro\Plugin\EngineTasks\MaestroContentTypeTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\maestro\Plugin\EngineTasks\MaestroEndTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\maestro\Plugin\EngineTasks\MaestroIfTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\maestro\Plugin\EngineTasks\MaestroInteractiveTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\maestro\Plugin\EngineTasks\MaestroManualWebTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\maestro\Plugin\EngineTasks\MaestroOrTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\maestro\Plugin\EngineTasks\MaestroSetProcessVariableTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\maestro\Plugin\EngineTasks\MaestroSpawnSubFlowTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\maestro\Plugin\EngineTasks\MaestroStartTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\maestro_interactive_task_plugin_example\Plugin\EngineTasks\MaestroInteractiveExampleTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\maestro_noninteractive_task_plugin_example\Plugin\EngineTasks\MaestroNonInteractiveExampleTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\maestro_webform\Plugin\EngineTasks\MaestroWebformTask implements MaestroEngineTaskInterface uses MaestroTaskTrait
  - class \Drupal\markdown\Plugin\Markdown\BaseParser implements MarkdownGuidelinesInterface, MarkdownParserInterface
  - class \Drupal\markdown\Plugin\Markdown\Extension\BaseExtension implements MarkdownExtensionInterface uses MarkdownStatesTrait
  - class \Drupal\media\MediaSourceBase implements ContainerFactoryPluginInterface, MediaSourceInterface
  - class \Drupal\media\Plugin\CKEditorPlugin\DrupalMedia implements CKEditorPluginContextualInterface, CKEditorPluginCssInterface, ContainerFactoryPluginInterface
  - class \Drupal\migrate\Plugin\migrate\destination\DestinationBase implements MigrateDestinationInterface, RequirementsInterface
  - class \Drupal\migrate\Plugin\migrate\id_map\NullIdMap implements MigrateIdMapInterface
  - class \Drupal\migrate\Plugin\migrate\id_map\Sql implements ContainerFactoryPluginInterface, HighestIdInterface, MigrateIdMapInterface
  - class \Drupal\migrate\Plugin\migrate\source\SourcePluginBase implements RollbackAwareInterface, MigrateSourceInterface
  - class \Drupal\migrate\Plugin\Migration implements ContainerFactoryPluginInterface, MigrationInterface, RequirementsInterface
  - class \Drupal\migrate\ProcessPluginBase implements MigrateProcessInterface
    class \Drupal\agreement\Plugin\migrate\process\AgreementSettings implements ContainerFactoryPluginInterface
    
    class \Drupal\block\Plugin\migrate\process\BlockPluginId implements ContainerFactoryPluginInterface
    
    class \Drupal\block\Plugin\migrate\process\BlockSettings
    
    class \Drupal\block\Plugin\migrate\process\BlockTheme implements ContainerFactoryPluginInterface
    
    class \Drupal\block\Plugin\migrate\process\BlockVisibility implements ContainerFactoryPluginInterface
    
    class \Drupal\commerce_migrate\Plugin\migrate\process\CommerceAdjustments
    
    class \Drupal\commerce_migrate\Plugin\migrate\process\CommerceAdjustments
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\CommerceAttributeHandlerSetting
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\CommerceAttributeHandlerSetting
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\CommerceAttributeTargetType
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\CommerceAttributeTargetType
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\CommerceFieldName implements ContainerFactoryPluginInterface
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\CommerceFieldName implements ContainerFactoryPluginInterface
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\CommercePrice
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\CommercePrice
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\CommerceRefreshMode
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\CommerceRefreshMode
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\OrderAdjustmentShipping
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\OrderAdjustmentShipping
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\ResolveProductVariationType
    
    class \Drupal\commerce_migrate_commerce\Plugin\migrate\process\commerce1\ResolveProductVariationType
    
    class \Drupal\commerce_migrate_csv_example\Plugin\migrate\process\AttributeDestination
    
    class \Drupal\commerce_migrate_csv_example\Plugin\migrate\process\AttributeDestination
    
    class \Drupal\commerce_migrate_csv_example\Plugin\migrate\process\CommercePrice
    
    class \Drupal\commerce_migrate_csv_example\Plugin\migrate\process\CommercePrice
    
    class \Drupal\commerce_migrate_csv_example\Plugin\migrate\process\ProductVariationFile implements ContainerFactoryPluginInterface
    
    class \Drupal\commerce_migrate_csv_example\Plugin\migrate\process\ProductVariationFile implements ContainerFactoryPluginInterface
    
    class \Drupal\commerce_migrate_csv_example\Plugin\migrate\process\SuggestedProducts
    
    class \Drupal\commerce_migrate_csv_example\Plugin\migrate\process\SuggestedProducts
    
    class \Drupal\commerce_migrate_magento\Plugin\migrate\process\CommercePrice
    
    class \Drupal\commerce_migrate_magento\Plugin\migrate\process\CommercePrice
    
    class \Drupal\commerce_migrate_magento\Plugin\migrate\process\SkipShippingDefault
    
    class \Drupal\commerce_migrate_magento\Plugin\migrate\process\SkipShippingDefault
    
    class \Drupal\commerce_migrate_shopify\Plugin\migrate\process\CommercePrice
    
    class \Drupal\commerce_migrate_shopify\Plugin\migrate\process\CommercePrice
    
    class \Drupal\commerce_migrate_ubercart\Plugin\migrate\process\OrderItemAdjustment implements ContainerFactoryPluginInterface
    
    class \Drupal\commerce_migrate_ubercart\Plugin\migrate\process\OrderItemAdjustment implements ContainerFactoryPluginInterface
    
    class \Drupal\commerce_migrate_ubercart\Plugin\migrate\process\uc6\UbercartFieldStorageGenerate
    
    class \Drupal\commerce_migrate_ubercart\Plugin\migrate\process\uc6\UbercartFieldStorageGenerate
    
    class \Drupal\commerce_migrate_ubercart\Plugin\migrate\process\uc7\EntityType
    
    class \Drupal\commerce_migrate_ubercart\Plugin\migrate\process\uc7\EntityType
    
    class \Drupal\data_stream\Plugin\migrate\process\DataStreamFromAsset
    
    class \Drupal\farm_migrate\Plugin\migrate\process\FarmMigrateGetLab
    
    class \Drupal\field\Plugin\migrate\process\d6\FieldFormatterSettingsDefaults
    
    class \Drupal\field\Plugin\migrate\process\d6\FieldInstanceDefaults
    
    class \Drupal\field\Plugin\migrate\process\d6\FieldInstanceOptionTranslation
    
    class \Drupal\field\Plugin\migrate\process\d6\FieldInstanceSettings
    
    class \Drupal\field\Plugin\migrate\process\d6\FieldInstanceWidgetSettings
    
    class \Drupal\field\Plugin\migrate\process\d6\FieldOptionTranslation
    
    class \Drupal\field\Plugin\migrate\process\d6\FieldSettings
    
    class \Drupal\field\Plugin\migrate\process\d6\FieldTypeDefaults
    
    class \Drupal\field\Plugin\migrate\process\d7\FieldBundle implements ContainerFactoryPluginInterface
    
    class \Drupal\field\Plugin\migrate\process\d7\FieldInstanceDefaults
    
    class \Drupal\field\Plugin\migrate\process\d7\FieldInstanceOptionTranslation
    
    class \Drupal\field\Plugin\migrate\process\d7\FieldInstanceSettings
    
    class \Drupal\field\Plugin\migrate\process\d7\FieldOptionTranslation
    
    class \Drupal\field\Plugin\migrate\process\d7\FieldSettings
    
    class \Drupal\field\Plugin\migrate\process\d7\FieldTypeDefaults
    
    class \Drupal\field\Plugin\migrate\process\ProcessField implements ContainerFactoryPluginInterface
    
    class \Drupal\file\Plugin\migrate\process\d6\FieldFile implements ContainerFactoryPluginInterface
    
    class \Drupal\file\Plugin\migrate\process\d6\FileUri
    
    class \Drupal\filter\Plugin\migrate\process\d6\FilterFormatPermission implements ContainerFactoryPluginInterface
    
    class \Drupal\filter\Plugin\migrate\process\FilterSettings
    
    class \Drupal\fraction\Plugin\migrate\process\DecimalFraction
    
    class \Drupal\google_analytics\Plugin\migrate\process\GoogleAnalyticsVisibilityPages implements ContainerFactoryPluginInterface
    
    class \Drupal\google_analytics\Plugin\migrate\process\GoogleAnalyticsVisibilityRoles implements ContainerFactoryPluginInterface
    
    class \Drupal\image\Plugin\migrate\process\d6\ImageCacheActions
    
    class \Drupal\language\Plugin\migrate\process\ContentTranslationEnabledSetting
    
    class \Drupal\language\Plugin\migrate\process\LanguageNegotiation
    
    class \Drupal\language\Plugin\migrate\process\LanguageTypes
    
    class \Drupal\link\Plugin\migrate\process\FieldLink
    
    class \Drupal\menu_link_content\Plugin\migrate\process\LinkUri implements ContainerFactoryPluginInterface
    
    class \Drupal\migrate\Plugin\migrate\process\ArrayBuild
    
    class \Drupal\migrate\Plugin\migrate\process\Callback
    
    class \Drupal\migrate\Plugin\migrate\process\Concat
    
    class \Drupal\migrate\Plugin\migrate\process\DefaultValue
    
    class \Drupal\migrate\Plugin\migrate\process\EntityExists implements ContainerFactoryPluginInterface
    
    class \Drupal\migrate\Plugin\migrate\process\Explode
    
    class \Drupal\migrate\Plugin\migrate\process\Extract
    
    class \Drupal\migrate\Plugin\migrate\process\FileProcessBase
    
    class \Drupal\migrate\Plugin\migrate\process\Flatten
    
    class \Drupal\migrate\Plugin\migrate\process\FormatDate
    
    class \Drupal\migrate\Plugin\migrate\process\Get
    
    class \Drupal\migrate\Plugin\migrate\process\Log
    
    class \Drupal\migrate\Plugin\migrate\process\MachineName implements ContainerFactoryPluginInterface
    
    class \Drupal\migrate\Plugin\migrate\process\MakeUniqueBase
    
    class \Drupal\migrate\Plugin\migrate\process\MenuLinkParent implements ContainerFactoryPluginInterface
    
    class \Drupal\migrate\Plugin\migrate\process\MigrationLookup implements ContainerFactoryPluginInterface
    
    class \Drupal\migrate\Plugin\migrate\process\NullCoalesce
    
    class \Drupal\migrate\Plugin\migrate\process\Route implements ContainerFactoryPluginInterface
    
    class \Drupal\migrate\Plugin\migrate\process\SkipOnEmpty
    
    class \Drupal\migrate\Plugin\migrate\process\SkipRowIfNotSet
    
    class \Drupal\migrate\Plugin\migrate\process\StaticMap
    
    class \Drupal\migrate\Plugin\migrate\process\SubProcess
    
    class \Drupal\migrate\Plugin\migrate\process\Substr
    
    class \Drupal\migrate\Plugin\migrate\process\UrlEncode
    
    class \Drupal\migrate_drupal\Plugin\migrate\process\NodeCompleteNodeLookup
    
    class \Drupal\migrate_drupal\Plugin\migrate\process\NodeCompleteNodeRevisionLookup
    
    class \Drupal\migrate_drupal\Plugin\migrate\process\NodeCompleteNodeTranslationLookup
    
    class \Drupal\migrate_file\Plugin\migrate\process\FileRemoteUrl
    
    class \Drupal\migrate_prepare_row_test\Plugin\migrate\process\TestSkipRowProcess
    
    class \Drupal\node\Plugin\migrate\process\d6\NodeUpdate7008
    
    class \Drupal\path\Plugin\migrate\process\d6\UrlAliasLanguage
    
    class \Drupal\path\Plugin\migrate\process\PathSetTranslated
    
    class \Drupal\quantity\Plugin\migrate\process\CreateQuantity implements ContainerFactoryPluginInterface
    
    class \Drupal\realname\Plugin\migrate\process\RealnameReplaceToken
    
    class \Drupal\responsive_image\Plugin\migrate\process\ImageStyleMappings
    
    class \Drupal\search\Plugin\migrate\process\SearchConfigurationRankings
    
    class \Drupal\sms\Plugin\migrate\process\PhoneNumberSettings
    
    class \Drupal\sms\Plugin\migrate\process\PhoneNumberSettings
    
    class \Drupal\sms\Plugin\migrate\process\VerificationStatus
    
    class \Drupal\sms\Plugin\migrate\process\VerificationStatus
    
    class \Drupal\system\Plugin\migrate\process\d6\SystemUpdate7000
    
    class \Drupal\system\Plugin\migrate\process\d6\TimeZone
    
    class \Drupal\taxonomy\Plugin\migrate\process\ForumVocabulary
    
    class \Drupal\user\Plugin\migrate\process\ConvertTokens
    
    class \Drupal\user\Plugin\migrate\process\d6\ProfileFieldOptionTranslation
    
    class \Drupal\user\Plugin\migrate\process\d6\UserUpdate7002 implements ContainerFactoryPluginInterface
    
    class \Drupal\user\Plugin\migrate\process\ProfileFieldSettings
    
    class \Drupal\user\Plugin\migrate\process\UserLangcode implements ContainerFactoryPluginInterface
    
    class \Drupal\user\Plugin\migrate\process\UserUpdate8002
  - class \Drupal\migrate_drupal\Plugin\migrate\field\FieldPluginBase implements MigrateFieldInterface
  - class \Drupal\openid_connect\Plugin\OpenIDConnectClientBase implements ContainerFactoryPluginInterface, OpenIDConnectClientInterface uses PluginWithFormsTrait, StringTranslationTrait
  - class \Drupal\opigno_group_manager\ContentTypeBase implements ContentTypeInterface
  - class \Drupal\opigno_module\ActivityAnswerPluginBase implements ActivityAnswerPluginInterface
  - class \Drupal\paragraphs_features\Plugin\CKEditorPlugin\SplitText implements CKEditorPluginContextualInterface, CKEditorPluginInterface
  - class \Drupal\pdf_api\Plugin\PdfGeneratorBase implements PdfGeneratorInterface
  - class \Drupal\phpmailer_smtp\Plugin\PhpmailerOauth2\PhpmailerOauth2PluginBase implements PhpmailerOauth2PluginInterface
  - class \Drupal\plugin_test\Plugin\plugin_test\mock_block\MockComplexContextBlock implements ContextAwarePluginInterface uses ContextAwarePluginTrait
  - class \Drupal\plugin_test\Plugin\plugin_test\mock_block\MockUserNameBlock implements ContextAwarePluginInterface uses ContextAwarePluginTrait
  - class \Drupal\plugin_test\Plugin\plugin_test\mock_block\TypedDataStringBlock implements ContextAwarePluginInterface uses ContextAwarePluginTrait
  - class \Drupal\printable\Plugin\PrintableFormatBase implements ContainerFactoryPluginInterface, PrintableFormatInterface
  - class \Drupal\quickedit\Plugin\InPlaceEditorBase implements InPlaceEditorInterface
  - class \Drupal\rest\Plugin\ResourceBase implements ContainerFactoryPluginInterface, ResourceInterface
  - class \Drupal\salesforce_mapping\SalesforceMappingFieldPluginBase implements SalesforceMappingFieldPluginInterface
  - class \Drupal\salesforce_push\Plugin\SalesforcePushQueueProcessor\Rest implements PushQueueProcessorInterface
  - class \Drupal\scheduler\SchedulerPluginBase implements SchedulerPluginInterface
  - class \Drupal\search\Plugin\SearchPluginBase implements RefinableCacheableDependencyInterface, ContainerFactoryPluginInterface, SearchInterface uses RefinableCacheableDependencyTrait
  - class \Drupal\search_api_attachments\TextExtractorPluginBase implements ContainerFactoryPluginInterface, TextExtractorPluginInterface
  - class \Drupal\shortcode\Plugin\ShortcodeBase implements ShortcodeInterface
  - class \Drupal\simplenews\Plugin\simplenews\RecipientHandler\RecipientHandlerBase implements RecipientHandlerInterface
  - class \Drupal\simple_sitemap\Plugin\simple_sitemap\SimpleSitemapPluginBase implements SimpleSitemapPluginInterface
  - class \Drupal\sms\Plugin\SmsGatewayPluginBase implements SmsGatewayPluginInterface
  - class \Drupal\sms\Plugin\SmsGatewayPluginBase implements SmsGatewayPluginInterface
  - class \Drupal\social_api\Plugin\NetworkBase implements NetworkInterface
  - class \Drupal\social_demo\DemoContent implements DemoContentInterface
  - class \Drupal\social_demo\DemoContent implements DemoContentInterface
  - class \Drupal\social_demo\DemoContent implements DemoContentInterface
  - class \Drupal\social_demo\DemoContent implements DemoContentInterface
  - class \Drupal\styleguide\Plugin\StyleguidePluginBase implements ContainerFactoryPluginInterface, StyleguideInterface
  - class \Drupal\tour\TipPluginBase implements TipPluginInterface
  - class \Drupal\twig_extender\Plugin\Twig\TwigPluginBase implements TwigExtensionInterface
  - class \Drupal\views\Plugin\views\join\JoinPluginBase implements JoinPluginInterface
  - class \Drupal\views\Plugin\views\PluginBase implements DependentPluginInterface, ContainerFactoryPluginInterface, TrustedCallbackInterface, ViewsPluginInterface
  - class \Drupal\views_add_button\Plugin\views_add_button\ViewsAddButtonDefault implements ViewsAddButtonInterface
  - class \Drupal\views_add_button\Plugin\views_add_button\ViewsAddButtonNode implements ViewsAddButtonInterface
  - class \Drupal\views_add_button\Plugin\views_add_button\ViewsAddButtonTaxonomy implements ViewsAddButtonInterface
  - class \Drupal\views_add_button\Plugin\views_add_button\ViewsAddButtonUser implements ViewsAddButtonInterface
  - class \Drupal\warmer\Plugin\WarmerPluginBase implements ConfigurableInterface, DependentPluginInterface, ContainerFactoryPluginInterface, PluginFormInterface, WarmerInterface
  - class \Drupal\webform\Plugin\WebformExporterBase implements WebformExporterInterface uses WebformEntityStorageTrait
  - class \Drupal\webform\Plugin\WebformHandlerBase implements WebformHandlerInterface uses WebformEntityStorageTrait, WebformEntityInjectionTrait, WebformPluginSettingsTrait
  - class \Drupal\webform\Plugin\WebformSourceEntityBase implements ContainerFactoryPluginInterface, WebformSourceEntityInterface
  - class \Drupal\webform\Plugin\WebformVariantBase implements WebformVariantInterface uses WebformEntityInjectionTrait, WebformPluginSettingsTrait
  - class \Drupal\workbench_email\Plugin\RecipientTypeBase implements RecipientTypeInterface uses PluginWithFormsTrait
  - class \Drupal\wysiwyg_template\Plugin\CKEditorPlugin\Templates implements CKEditorPluginInterface, ContainerFactoryPluginInterface
  - class \Drupal\xbbcode\Plugin\TagPluginBase implements TagPluginInterface
- class \Drupal\Core\Queue\QueueWorkerBase implements QueueWorkerInterface
- class \Drupal\dashboards\Plugin\DashboardBase implements ContainerFactoryPluginInterface, DashboardInterface uses StringTranslationTrait
- class \Drupal\editor\Plugin\InPlaceEditor\Editor implements InPlaceEditorInterface
- class \Drupal\entity_legal\EntityLegalPluginBase implements EntityLegalPluginInterface
- class \Drupal\entity_legal\EntityLegalPluginBase implements EntityLegalPluginInterface
- class \Drupal\entity_test\Plugin\Validation\Constraint\EntityTestDefaultPlugin
- class \Drupal\field_inheritance\Plugin\FieldInheritance\FieldInheritancePluginBase implements ContainerFactoryPluginInterface, FieldInheritancePluginInterface
- class \Drupal\fillpdf\Plugin\FillPdfActionPluginBase implements FillPdfActionPluginInterface
- class \Drupal\fullcalendar_view\Plugin\FullcalendarViewProcessorBase implements FullcalendarViewProcessorInterface
- class \Drupal\fullcalendar_view\Plugin\FullcalendarViewProcessorBase implements FullcalendarViewProcessorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\EditorDetectorBase implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\EditorDetectorBase implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\EditorDetectorBase implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\EditorDetectorBase implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\EntityReferenceDetectorBase implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\EntityReferenceDetectorBase implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\EntityReferenceDetectorBase implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\EntityReferenceDetectorBase implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\FieldLinkDetector implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\FieldLinkDetector implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\FieldLinkDetector implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\FieldLinkDetector implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\NestedEntityReferencesDetector implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\NestedLayoutBuilderEntitiesDetector implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\NestedLayoutBuilderEntitiesDetector implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\NestedLayoutBuilderEntitiesDetector implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\lingotek\Plugin\RelatedEntitiesDetector\NestedLayoutBuilderEntitiesDetector implements ContainerFactoryPluginInterface, RelatedEntitiesDetectorInterface
- class \Drupal\opigno_learning_path\LearningPathMembersPluginBase implements LearningPathMembersPluginInterface
- class \Drupal\plugin_test\Plugin\plugin_test\mock_block\MockLayoutBlock
- class \Drupal\plugin_test\Plugin\plugin_test\mock_block\MockTestBlock
- class \Drupal\plugin_test\Plugin\plugin_test\mock_block\MockUserLoginBlock
- class \Drupal\plugin_type_example\SandwichBase implements SandwichInterface
- class \Drupal\quiz\Plugin\QuizQuestionPluginBase implements QuizQuestionInterface
- class \Drupal\rabbit_hole\Plugin\RabbitHoleBehaviorPluginBase implements RabbitHoleBehaviorPluginInterface
- class \Drupal\rabbit_hole\Plugin\RabbitHoleEntityPluginBase implements RabbitHoleEntityPluginInterface
- class \Drupal\simple_oauth\Plugin\Oauth2GrantBase implements Oauth2GrantInterface
- class \Drupal\sitemap\SitemapBase implements SitemapInterface uses StringTranslationTrait
- class \Drupal\social_content_block\ContentBlockBase implements ContentBlockPluginInterface
- class \Drupal\social_content_block\ContentBlockBase implements ContentBlockPluginInterface
- class \Drupal\social_content_block\ContentBlockBase implements ContentBlockPluginInterface
- class \Drupal\social_content_block\ContentBlockBase implements ContentBlockPluginInterface
- class \Drupal\social_event_addtocal\Plugin\SocialAddToCalendarBase implements SocialAddToCalendarInterface
- class \Drupal\social_event_addtocal\Plugin\SocialAddToCalendarBase implements SocialAddToCalendarInterface
- class \Drupal\social_event_addtocal\Plugin\SocialAddToCalendarBase implements SocialAddToCalendarInterface
- class \Drupal\social_event_addtocal\Plugin\SocialAddToCalendarBase implements SocialAddToCalendarInterface
- class \Drupal\social_lets_connect_usage\Plugin\ShareUsageDataPluginBase implements ContainerFactoryPluginInterface, ShareUsageDataPluginInterface uses StringTranslationTrait
- class \Drupal\social_lets_connect_usage\Plugin\ShareUsageDataPluginBase implements ContainerFactoryPluginInterface, ShareUsageDataPluginInterface uses StringTranslationTrait
- class \Drupal\social_lets_connect_usage\Plugin\ShareUsageDataPluginBase implements ContainerFactoryPluginInterface, ShareUsageDataPluginInterface uses StringTranslationTrait
- class \Drupal\social_lets_connect_usage\Plugin\ShareUsageDataPluginBase implements ContainerFactoryPluginInterface, ShareUsageDataPluginInterface uses StringTranslationTrait
- class \Drupal\social_user_export\Plugin\UserExportPluginBase implements ContainerFactoryPluginInterface, UserExportPluginInterface uses StringTranslationTrait
- class \Drupal\social_user_export\Plugin\UserExportPluginBase implements ContainerFactoryPluginInterface, UserExportPluginInterface uses StringTranslationTrait
- class \Drupal\social_user_export\Plugin\UserExportPluginBase implements ContainerFactoryPluginInterface, UserExportPluginInterface uses StringTranslationTrait
- class \Drupal\social_user_export\Plugin\UserExportPluginBase implements ContainerFactoryPluginInterface, UserExportPluginInterface uses StringTranslationTrait
- class \Drupal\synonyms\Plugin\Synonyms\Provider\AbstractProvider implements ContainerFactoryPluginInterface, ConfigurationInterface, FindInterface, FormatWordingInterface, GetInterface, ProviderInterface uses ConfigurationTrait
- class \Drupal\tca\Plugin\TcaPluginBase implements TcaPluginInterface
- class \Drupal\Tests\Core\Plugin\ConfigurablePlugin implements ConfigurableInterface
- class \Drupal\Tests\Core\Plugin\Fixtures\TestConfigurablePlugin implements ConfigurableInterface, DependentPluginInterface
- class \Drupal\Tests\Core\Plugin\TestClass implements PluginFormInterface, PluginWithFormsInterface uses PluginWithFormsTrait
- class \Drupal\usermerge\Plugin\UserMerge\Action\UserMergeActionBase implements UserMergeActionPluginInterface
- class \Drupal\usermerge\Plugin\UserMerge\Property\UserMergePropertyBase implements UserMergePropertyPluginInterface
- class \Drupal\webform\Plugin\WebformElementBase implements TrustedCallbackInterface, WebformElementInterface uses MessengerTrait, StringTranslationTrait, WebformCompositeFormElementTrait, WebformEntityStorageTrait, WebformEntityInjectionTrait
- class \Drupal\webform_content_creator\Plugin\FieldMappingBase implements FieldMappingInterface
- class \Drupal\workflows\Plugin\WorkflowTypeBase implements WorkflowTypeInterface uses PluginWithFormsTrait
- class \Drupal\wsdata\Plugin\WSConnectorBase implements WSConnectorInterface uses StringTranslationTrait
- class \Drupal\wsdata\Plugin\WSDecoderBase implements WSDecoderInterface
- class \Drupal\wsdata\Plugin\WSEncoderBase implements WSEncoderInterface

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Expanded class hierarchy of Substr in Drupal 9

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