public static Tableselect::valueCallback(&$element, $input, FormStateInterface $form_state)
Determines how user input is mapped to an element's #value property.
Parameters
array $element: An associative array containing the properties of the element.
mixed $input: The incoming input to populate the form element. If this is FALSE, the element's default value should be returned.
\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.
Return value
mixed The value to assign to the element.
Overrides Table::valueCallback
File
- core/lib/Drupal/Core/Render/Element/Tableselect.php, line 82
Class
- Tableselect
- Provides a form element for a table with radios or checkboxes in left column.
Namespace
Drupal\Core\Render\Element
Code
public static function valueCallback(&$element, $input, FormStateInterface $form_state) {
// If $element['#multiple'] == FALSE, then radio buttons are displayed and
// the default value handling is used.
if (isset($element['#multiple']) && $element['#multiple']) {
// Checkboxes are being displayed with the default value coming from the
// keys of the #default_value property. This differs from the checkboxes
// element which uses the array values.
if ($input === FALSE) {
$value = array();
$element += array('#default_value' => array());
foreach ($element['#default_value'] as $key => $flag) {
if ($flag) {
$value[$key] = $key;
}
}
return $value;
}
else {
return is_array($input) ? array_combine($input, $input) : array();
}
}
}
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