Classes, traits, and interfaces - main - 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 1529
| Name | Deprecated | Object type | Namespace | File name | Summary | Direct uses | Use statements | Strings |
|---|---|---|---|---|---|---|---|---|
| ArgumentValidatorTermNameTest | class | Drupal\Tests\taxonomy\Kernel\Views | core/ |
Tests the plugin of the taxonomy: taxonomy_term_name argument validator. | ||||
| ArgumentValidatorTermTest | class | Drupal\Tests\taxonomy\Kernel\Views | core/ |
Tests the plugin of the taxonomy: term argument validator. | ||||
| ArgumentValidatorTest | class | Drupal\Tests\views_ui\Functional | core/ |
Tests the Argument validator through the UI. | ||||
| ArgumentValidatorTest | class | Drupal\Tests\views\Kernel\Plugin | core/ |
Tests Views argument validators. | ||||
| ArgumentValidatorTest | class | Drupal\views_test_data\Plugin\views\argument_validator | core/ |
Defines an argument validator test plugin. | 1 | |||
| ArrayBuild | class | Drupal\migrate\Plugin\migrate\process | core/ |
Builds an array based on the key and value configuration. | 1 | 2 | ||
| ArrayBuildTest | class | Drupal\Tests\migrate\Unit\process | core/ |
Tests Drupal\migrate\Plugin\migrate\process\ArrayBuild. | ||||
| ArrayElement | abstract class | Drupal\Core\Config\Schema | core/ |
Defines a generic configuration element that contains multiple properties. | 2 | 1 | ||
| AssertBlockAppearsTrait | trait | Drupal\Tests\block\Functional | core/ |
Provides test assertions for testing block appearance. | 2 | |||
| AssertBreadcrumbTrait | trait | Drupal\Tests\system\Functional\Menu | core/ |
Provides test assertions for verifying breadcrumbs. | 9 | |||
| AssertConfigEntityImportTrait | trait | Drupal\Tests\config\Traits | core/ |
Provides test assertions for testing config entity synchronization. | 1 | |||
| AssertConfigTrait | trait | Drupal\KernelTests | core/ |
Trait to help with diffing config. | 4 | |||
| AssertContentTrait | trait | Drupal\KernelTests | core/ |
Provides test methods to assert content. | 1 | |||
| AssertContentTraitTest | class | Drupal\Tests\Core\Test | core/ |
Tests Drupal\KernelTests\AssertContentTrait. | ||||
| AssertMailTrait | trait | Drupal\Core\Test | core/ |
Provides methods for testing emails sent during test runs. | 15 | |||
| AssertMailTraitTest | class | Drupal\KernelTests\Core\Test | core/ |
Tests \Drupal\Core\Test\AssertMailTrait works. | ||||
| AssertMenuActiveTrailTrait | trait | Drupal\Tests\system\Functional\Menu | core/ |
Provides test assertions for verifying the active menu trail. | ||||
| AssertPageCacheContextsAndTagsTrait | trait | Drupal\Tests\system\Functional\Cache | core/ |
Provides test assertions for testing page-level cache contexts & tags. | 41 | |||
| AssertPreconditionsTrait | trait | Drupal\Tests\package_manager\Traits | core/ |
Asserts preconditions for tests to function properly. | 4 | |||
| AssertUtilsTrait | trait | Drupal\Tests\Composer\Plugin\Scaffold | core/ |
Convenience class for creating fixtures. | 4 | |||
| AssertViewsCacheTagsTrait | trait | Drupal\views\Tests | core/ |
Provides assert methods for testing Views cache tags. | 3 | |||
| AssetAggregationAcrossPagesTest | class | Drupal\Tests\demo_umami\FunctionalJavascript | core/ |
Tests demo_umami profile performance. | ||||
| AssetCollectionGrouperInterface | interface | Drupal\Core\Asset | core/ |
Interface defining a service that logically groups a collection of assets. | 2 | 2 | ||
| AssetCollectionGroupOptimizerInterface | interface | Drupal\Core\Asset | core/ |
Interface defining a service that optimizes a collection of assets. | 2 | |||
| AssetCollectionOptimizerInterface | interface | Drupal\Core\Asset | core/ |
Interface defining a service that optimizes a collection of assets. | 1 | 3 | ||
| AssetCollectionRendererInterface | interface | Drupal\Core\Asset | core/ |
Interface defining a service that generates a render array to render assets. | 2 | 4 | ||
| AssetControllerBase | abstract class | Drupal\system\Controller | core/ |
Defines a controller to serve asset aggregates. | 2 | |||
| AssetDumper | class | Drupal\Core\Asset | core/ |
Dumps a CSS or JavaScript asset. | 3 | |||
| AssetDumperInterface | interface | Drupal\Core\Asset | core/ |
Interface defining a service that dumps an (optimized) asset. | 1 | |||
| AssetDumperUriInterface | interface | Drupal\Core\Asset | core/ |
Interface defining a service that dumps an asset to a specified location. | 1 | 1 | ||
| AssetGroupSetHashTrait | trait | Drupal\Core\Asset | core/ |
Provides a method to generate a normalized hash of a given asset group set. | 3 | |||
| AssetOptimizationTest | class | Drupal\FunctionalTests\Asset | core/ |
Tests asset aggregation. | 1 | |||
| AssetOptimizationUmamiTest | class | Drupal\FunctionalTests\Asset | core/ |
Tests asset aggregation with the Umami install profile. | ||||
| AssetOptimizerInterface | interface | Drupal\Core\Asset | core/ |
Interface defining a service that optimizes an asset. | 2 | 1 | ||
| AssetQueryString | class | Drupal\Core\Asset | core/ |
Stores a cache busting query string service for asset URLs. | 1 | 2 | ||
| AssetQueryStringInterface | interface | Drupal\Core\Asset | core/ |
Provides a cache busting query string service for asset URLs. | 1 | 3 | ||
| AssetQueryStringTest | class | Drupal\KernelTests\Core\Asset | core/ |
Tests the asset query string functionality. | ||||
| AssetResolver | class | Drupal\Core\Asset | core/ |
The default asset resolver. | 1 | 2 | ||
| AssetResolverInterface | interface | Drupal\Core\Asset | core/ |
Resolves asset libraries into concrete CSS and JavaScript assets. | 1 | 5 | ||
| AssetResolverTest | class | Drupal\Tests\Core\Asset | core/ |
Tests Drupal\Core\Asset\AssetResolver. | ||||
| AssetRoutes | class | Drupal\system\Routing | core/ |
Defines a routes' callback to register a URL for serving assets. | ||||
| AssetsStream | class | Drupal\Core\StreamWrapper | core/ |
Defines a Drupal stream wrapper class for optimized assets (assets://). | 1 | 2 | ||
| AtLeastOneOfConstraint | class | Drupal\Core\Validation\Plugin\Validation\Constraint | core/ |
Checks that at least one of the given constraint is satisfied. | 2 | |||
| AtLeastOneOfConstraintValidatorTest | class | Drupal\KernelTests\Core\Validation | core/ |
Tests AtLeastOneOf validation constraint with both valid and invalid values. | ||||
| AttachedAssets | class | Drupal\Core\Asset | core/ |
The default attached assets collection. | 13 | |||
| AttachedAssetsInterface | interface | Drupal\Core\Asset | core/ |
The attached assets collection for the current response. | 1 | 12 | ||
| AttachedAssetsTest | class | Drupal\KernelTests\Core\Asset | core/ |
Tests #attached assets: attached asset libraries and JavaScript settings. | ||||
| AttachedRenderingBlock | class | Drupal\render_attached_test\Plugin\Block | core/ |
A block we can use to test caching of #attached headers. | ||||
| Attachment | class | Drupal\views\Plugin\views\display | core/ |
The plugin that handles an attachment display. | ||||
| AttachmentsInterface | interface | Drupal\Core\Render | core/ |
The attached metadata collection for a renderable element. | 5 | 10 |
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