function FieldConfigBase::__sleep

Implements the magic __sleep() method.

Using the Serialize interface and serialize() / unserialize() methods breaks entity forms in PHP 5.4. @todo Investigate in https://www.drupal.org/node/1977206.

Overrides ConfigEntityBase::__sleep

File

core/lib/Drupal/Core/Field/FieldConfigBase.php, line 446

Class

FieldConfigBase

Base class for configurable field definitions.

Namespace

Code

public function __sleep() {
    // Only serialize necessary properties, excluding those that can be
    // recalculated.
    $properties = get_object_vars($this);
    unset($properties['fieldStorage'], $properties['itemDefinition'], $properties['original']);
    return array_keys($properties);
}