Drupal\Core\Template\AttributeHelper | Drupal Core API Explorer

class AttributeHelper (View source)

Helper class to deal with mixed array and Attribute operations.

This class contains static methods only and is not meant to be instantiated.

Methods

static bool

attributeExists(string $name, Attribute|array $collection)

Checks if the given attribute collection has an attribute.

static Attribute|array

mergeCollections(Attribute|array $a, Attribute|array $b)

Merges two attribute collections.

Checks if the given attribute collection has an attribute.

string	$name	The name of the attribute to check for.
Attribute\|array	$collection	An Attribute object or an array of attributes.

bool	TRUE if the attribute exists, FALSE otherwise.

Merges two attribute collections.

Attribute\|array	$a	First Attribute object or array to merge. The returned value type will be the same as the type of this argument.
Attribute\|array	$b	Second Attribute object or array to merge.

The merged attributes, as an Attribute object or an array.