MarkupInterface

class \Drupal\Component\Render\FormattableMarkup implements \Drupal\Component\Render\MarkupInterface, \Drupal\Component\Render\Countable
class \Drupal\Component\Render\HtmlEscapedText implements \Drupal\Component\Render\MarkupInterface, \Drupal\Component\Render\Countable
class \Drupal\Core\Field\FieldFilteredMarkup implements \Drupal\Component\Render\MarkupInterface, \Drupal\Core\Field\Countable uses \Drupal\Component\Render\MarkupTrait
class \Drupal\Core\GeneratedButton extends \Drupal\Core\GeneratedLink
class \Drupal\Core\GeneratedLink implements \Drupal\Component\Render\MarkupInterface, \Drupal\Core\Countable extends \Drupal\Core\Render\BubbleableMetadata
class \Drupal\Core\GeneratedNoLink extends \Drupal\Core\GeneratedLink
class \Drupal\Core\Render\Markup implements \Drupal\Component\Render\MarkupInterface, \Drupal\Core\Render\Countable uses \Drupal\Component\Render\MarkupTrait
class \Drupal\Core\StringTranslation\PluralTranslatableMarkup extends \Drupal\Core\StringTranslation\TranslatableMarkup
class \Drupal\Core\StringTranslation\TranslatableMarkup uses \Drupal\Component\Utility\ToStringTrait extends \Drupal\Component\Render\FormattableMarkup
class \Drupal\Core\Template\Attribute implements \Drupal\Core\Template\ArrayAccess, \Drupal\Core\Template\IteratorAggregate, \Drupal\Component\Render\MarkupInterface
class \Drupal\Tests\Component\Utility\HtmlTestMarkup implements \Drupal\Component\Render\MarkupInterface uses \Drupal\Component\Render\MarkupTrait
class \Drupal\Tests\Core\Template\TestAttribute extends \Drupal\Core\Template\Attribute

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