class AttributeArray

A class that defines a type of Attribute that can be added to as an array.

To use with Attribute, the array must be specified. Correct:

 $attributes = new Attribute();
 $attributes['class'] = array();
 $attributes['class'][] = 'cat';

Incorrect:

 $attributes = new Attribute();
 $attributes['class'][] = 'cat';

Hierarchy

• class \Drupal\Core\Template\AttributeValueBase
  • class \Drupal\Core\Template\AttributeArray implements \ArrayAccess, \IteratorAggregate

See also

\Drupal\Core\Template\Attribute

File

core/lib/Drupal/Core/Template/AttributeArray.php, line 25

Namespace

Drupal\Core\Template

Members

Name	Modifiers	Type	Description
AttributeArray::exchangeArray	public	function	Exchange the array for another one.
AttributeArray::getIterator	public	function
AttributeArray::offsetExists	public	function
AttributeArray::offsetGet	public	function
AttributeArray::offsetSet	public	function
AttributeArray::offsetUnset	public	function
AttributeArray::RENDER_EMPTY_ATTRIBUTE		constant	Ensures empty array as a result of array_filter will not print '$name=""'. Overrides AttributeValueBase::RENDER_EMPTY_ATTRIBUTE
AttributeArray::__toString	public	function	Implements the magic __toString() method. Overrides AttributeValueBase::__toString
AttributeValueBase::$name	protected	property	The name of the value.
AttributeValueBase::$value	protected	property	The value itself.
AttributeValueBase::render	public	function	Returns a string representation of the attribute.
AttributeValueBase::value	public	function	Returns the raw value.
AttributeValueBase::__construct	public	function	Constructs a \Drupal\Core\Template\AttributeValueBase object.