public function Radios::setDefaultValue in Webform 6.x

Same name and namespace in other branches

1. 8.5 src/Plugin/WebformElement/Radios.php \Drupal\webform\Plugin\WebformElement\Radios::setDefaultValue()

Set an element's default value using saved data.

The method allows the submission's 'saved' #default_value to be different from the element's #default_value.

Parameters

array $element: An element.

Overrides OptionsBase::setDefaultValue

See also

\Drupal\webform\Plugin\WebformElement\DateBase::setDefaultValue

\Drupal\webform\Plugin\WebformElement\EntityAutocomplete::setDefaultValue

File

src/Plugin/WebformElement/Radios.php, line 43

Class

Radios

Provides a 'radios' element.

Namespace

Drupal\webform\Plugin\WebformElement

Code

public function setDefaultValue(array &$element) {

  // Unset empty string as default option to prevent '' === '0' issue.
  // @see \Drupal\Core\Render\Element\Radio::preRenderRadio
  if (isset($element['#default_value']) && $element['#default_value'] === '' && !isset($element['#options'][$element['#default_value']])) {
    unset($element['#default_value']);
  }
}