FormBuilder::renderFormTokenPlaceholder

public FormBuilder::renderFormTokenPlaceholder($placeholder)

#lazy_builder callback; renders form CSRF token.

Parameters

string $placeholder: A string containing a placeholder, matching the value of the form's #token.

Return value

array A renderable array containing the CSRF token.

File

core/lib/Drupal/Core/Form/FormBuilder.php, line 661

Class

FormBuilder

Provides form building and processing.

Namespace

Drupal\Core\Form

Code

public function renderFormTokenPlaceholder($placeholder) {
  return [
    '#markup' => $this->csrfToken->get($placeholder),
    '#cache' => [
      'contexts' => [
        'session',
      ],
    ],
  ];
}