function AttributeArray::__toString

Implements the magic __toString() method.

Overrides AttributeValueBase::__toString

File

core/lib/Drupal/Core/Template/AttributeArray.php, line 75

Class

AttributeArray

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

Namespace

Code

public function __toString() {
  // Filter out any empty values before printing.
  $this->value = array_unique(array_filter($this->value));
  return Html::escape(implode(' ', $this->value));
}