8 calls to Element::isEmpty()

BlockComponentRenderArray::onBuildRender in core/modules/layout_builder/src/EventSubscriber/BlockComponentRenderArray.php
Builds render arrays for block plugins and sets it on the event.
BlockViewBuilder::preRender in core/modules/block/src/BlockViewBuilder.php
#pre_render callback for building a block.
ElementTest::testIsEmpty in core/tests/Drupal/Tests/Core/Render/ElementTest.php
@covers ::isEmpty
EntityViewDisplay::buildMultiple in core/lib/Drupal/Core/Entity/Entity/EntityViewDisplay.php
Builds a renderable array for the components of a set of entities.
LayoutBuilderEntityViewDisplay::buildMultiple in core/modules/layout_builder/src/Entity/LayoutBuilderEntityViewDisplay.php
Builds a renderable array for the components of a set of entities.
LayoutBuilderIntegration::entityViewAlter in core/modules/quickedit/src/LayoutBuilderIntegration.php
Alters the entity view build for Layout Builder compatibility.
layout_builder_entity_view_alter in core/modules/layout_builder/layout_builder.module
Implements hook_entity_view_alter().
Section::toRenderArray in core/modules/layout_builder/src/Section.php
Returns the renderable array for this section.

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