class Label in Drupal 8

Provides a render element for displaying the label for a form element.

Labels are generated automatically from element properties during processing of most form elements. This element is used internally by the form system to render labels for form elements.

Plugin annotation

@RenderElement("label");

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\Core\Render\Element\RenderElement implements ElementInterface
      • class \Drupal\Core\Render\Element\Label

57 string references to 'Label'

ActionFormBase::form in core/modules/action/src/Form/ActionFormBase.php

Gets the actual form array to be built.

ActionListBuilder::buildHeader in core/modules/action/src/ActionListBuilder.php

Builds the header row for the entity listing.

BlockContentTypeForm::form in core/modules/block_content/src/BlockContentTypeForm.php

Gets the actual form array to be built.

block_content.schema.yml in core/modules/block_content/config/schema/block_content.schema.yml

core/modules/block_content/config/schema/block_content.schema.yml

comment.schema.yml in core/modules/comment/config/schema/comment.schema.yml

core/modules/comment/config/schema/comment.schema.yml

... See full list

2 #type uses of Label

FormElementLabelTest::testAttributes in core/modules/system/tests/src/Kernel/Form/FormElementLabelTest.php

Ensures that attributes can be placed for form element label.

SimpletestTestForm::buildForm in core/modules/simpletest/src/Form/SimpletestTestForm.php

Form constructor.

File

core/lib/Drupal/Core/Render/Element/Label.php, line 14

Namespace

Drupal\Core\Render\Element

class Label extends RenderElement {

  /**
   * {@inheritdoc}
   */
  public function getInfo() {
    return [
      '#theme' => 'form_element_label',
    ];
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
Label::getInfo	public	function	Returns the element properties for this element. Overrides ElementInterface::getInfo
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.	1
PluginBase::$pluginId	protected	property	The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId	public	function	Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId	public	function	Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition	3
PluginBase::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
PluginBase::__construct	public	function	Constructs a \Drupal\Component\Plugin\PluginBase object.	92
RenderElement::preRenderAjaxForm	public static	function	Adds Ajax information about an element to communicate with JavaScript.
RenderElement::preRenderGroup	public static	function	Adds members of this group as actual elements for rendering.
RenderElement::processAjaxForm	public static	function	Form element processing handler for the #ajax form property.	1
RenderElement::processGroup	public static	function	Arranges elements into groups.
RenderElement::setAttributes	public static	function	Sets a form element's class attribute. Overrides ElementInterface::setAttributes
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.