/**
* @param string $format
* @return null
*/
public function setFormat($format = 'wysiwyg')
{
if (!isset($this->loadedFields['format'])) {
$this->loadProperties();
}
$oldValue = null;
if (array_key_exists('format', $this->loadedValues)) {
$oldValue = $this->loadedValues['format'];
}
if ($oldValue === $format) {
$this->format = $format;
return;
}
return parent::setFormat($format);
}
