public static Radio::preRenderRadio($element) Prepares

Provides a form element for a drop-down menu or scrolling selection box. Properties: #options:

public Pager::getInfo() Returns the element

public static RenderElement::preRenderAjaxForm($element)

Provides a render element that wraps child elements in a container. Surrounds child elements with a <div> and adds attributes such as

Provides a wrapper element to group one or more buttons in a form. Use of a single Actions element with an array key of 'actions' to group the

public static Tel::preRenderTel($element) Prepares

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

Provides a render element for a group of form elements. Usage example:

public static Element::property($key) Checks