public static Date::preRenderDate($element)
Adds form-specific attributes to a 'date' #type element.
Supports HTML5 types of 'date', 'datetime', 'datetime-local', and 'time'. Falls back to a plain textfield with JS datepicker support. Used as a sub-element by the datetime element type.
Parameters
array $element: An associative array containing the properties of the element. Properties used: #title, #value, #options, #description, #required, #attributes, #id, #name, #type, #min, #max, #step, #v