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public function Attribute::merge in Drupal 9

Same name and namespace in other branches
  1. 8 core/lib/Drupal/Core/Template/Attribute.php \Drupal\Core\Template\Attribute::merge()

Merges an Attribute object into the current storage.

Parameters

\Drupal\Core\Template\Attribute $collection: The Attribute object to merge.

Return value

$this

File

core/lib/Drupal/Core/Template/Attribute.php, line 384

Class

Attribute
Collects, sanitizes, and renders HTML attributes.

Namespace

Drupal\Core\Template

Code

public function merge(Attribute $collection) {
  $merged_attributes = NestedArray::mergeDeep($this
    ->toArray(), $collection
    ->toArray());
  foreach ($merged_attributes as $name => $value) {
    $this->storage[$name] = $this
      ->createAttributeValue($name, $value);
  }
  return $this;
}