public static function WebformFormHelper::flattenElements in Webform 6.x

Same name and namespace in other branches

1. 8.5 src/Utility/WebformFormHelper.php \Drupal\webform\Utility\WebformFormHelper::flattenElements()

Traverse a render array and collect references to all elements in an associative array keyed by element key.

Parameters

array $build: An render array.

Return value

array An associative array of elements by reference.

9 calls to WebformFormHelper::flattenElements()

WebformDevelEntityFormApiExportForm::setDefaultValues in modules/webform_devel/src/Form/WebformDevelEntityFormApiExportForm.php

Set webform elements default values using test data.

WebformDevelEntityFormApiTestForm::setDefaultValues in modules/webform_devel/src/Form/WebformDevelEntityFormApiTestForm.php

Set webform elements default values using test data.

WebformFormHelperTest::testFlattenElements in tests/src/Unit/Utility/WebformFormHelperTest.php

Tests WebformFormHelper::flattenElements().

WebformTokenManager::elementValidate in src/WebformTokenManager.php

Validate form that should have tokens in it.

webform_update_8151 in includes/webform.install.update.inc

Issue #3013767: Computed twig element is not working on multi-step form.

... See full list

File

src/Utility/WebformFormHelper.php, line 197

Class

WebformFormHelper

Helper class webform based methods.

Namespace

Drupal\webform\Utility

Code

public static function &flattenElements(array &$build) {
  $elements = [];
  $duplicate_element_keys = [];
  self::flattenElementsRecursive($build, $elements, $duplicate_element_keys);
  return $elements;
}