private function FormBase::_recursiveElementIds in Form Builder 7.2

1 call to FormBase::_recursiveElementIds()

FormBase::getElementIdsInPreOrder in src/FormBase.php

Get list of element ids in depth-first pre-order.

File

src/FormBase.php, line 349

Class

FormBase

Namespace

Drupal\form_builder

Code

private function _recursiveElementIds(&$ids, $e) {
  foreach (element_children($e, TRUE) as $key) {
    if (isset($e[$key]['#form_builder'])) {
      $ids[] = $e[$key]['#form_builder']['element_id'];
      $this
        ->_recursiveElementIds($ids, $e[$key]);
    }
  }
}