public function ColorItem::isEmpty in Color API 8

Determines whether the data structure is empty.

Return value

bool TRUE if the data structure is empty, FALSE otherwise.

Overrides Map::isEmpty

File

src/Plugin/Field/FieldType/ColorItem.php, line 43

Class

ColorItem

Provides the Color field.

Namespace

Drupal\colorapi\Plugin\Field\FieldType

Code

public function isEmpty() {
  $hex_value = $this
    ->getHexadecimal();
  return $hex_value === NULL || $hex_value === '' || $hex_value === FALSE;
}