public static Element::isVisibleElement($element) Determines

Default main content renderer for Ajax requests. Hierarchy class \Drupal\Core\Render\MainContent\

public AttachmentsTrait::setAttachments(array $attachments)

public static Radios::valueCallback(&$element, $input, FormStateInterface

public static ElementInterface::setAttributes(&$element

Provides a form element for entering a password, with hidden text. Usage example:

Provides a display-only form element with an optional title and description. Note: since this is a read-only field, setting the #required property

protected HtmlRenderer::prepare(array $main_content, Request

Void elements do not contain values or closing tags. See also

Whether we're currently in a ::renderRoot() call. Type: bool File