Defines the base class for an attribute type. Hierarchy class \Drupal\Core\Template\
public AttributeValueBase::render()
The name of the value. Type: mixed File core/lib/Dr
The value itself. Type: mixed File core/lib/Drupal/
Renders '$name=""' if $value is an empty string. See also
public AttributeValueBase::value()
public AttributeValueBase::__construct($name, $value)
abstract AttributeValueBase::__toString()