function FormState::prepareCallback

Same name in other branches
  1. 9 core/lib/Drupal/Core/Form/FormState.php \Drupal\Core\Form\FormState::prepareCallback()
  2. 10 core/lib/Drupal/Core/Form/FormState.php \Drupal\Core\Form\FormState::prepareCallback()
  3. 11.x core/lib/Drupal/Core/Form/FormState.php \Drupal\Core\Form\FormState::prepareCallback()

Overrides FormStateInterface::prepareCallback

File

core/lib/Drupal/Core/Form/FormState.php, line 1147

Class

FormState
Stores information about the state of a form.

Namespace

Drupal\Core\Form

Code

public function prepareCallback($callback) {
    if (is_string($callback) && substr($callback, 0, 2) == '::') {
        $callback = [
            $this->getFormObject(),
            substr($callback, 2),
        ];
    }
    return $callback;
}

Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.