public static Table::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 $form_state: The current state of the form.
Return value
mixed The value to assign to the element.
Overrides FormElement::valueCallback
File
- core/lib/Drupal/Core/Render/Element/Table.php, line 102
Class
- Table
- Provides a render element for a table.
Namespace
Drupal\Core\Render\Element
Code
public static function valueCallback(&$element, $input, FormStateInterface $form_state) {
// If #multiple is FALSE, the regular default value of radio buttons is used.
if (!empty($element['#tableselect']) && !empty($element['#multiple'])) {
// Contrary to #type 'checkboxes', the default value of checkboxes in a
// table is built from the array keys (instead of array values) of the
// #default_value property.
// @todo D8: Remove this inconsistency.
if ($input === FALSE) {
$element += array('#default_value' => array());
$value = array_keys(array_filter($element['#default_value']));
return array_combine($value, $value);
}
else {
return is_array($input) ? array_combine($input, $input) : array();
}
}
}
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