function FormStateValuesTrait::getValue

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

Implements \Drupal\Core\Form\FormStateInterface::getValue()

File

core/lib/Drupal/Core/Form/FormStateValuesTrait.php, line 24

Class

FormStateValuesTrait
Provides methods to manage form state values.

Namespace

Drupal\Core\Form

Code

public function &getValue($key, $default = NULL) {
    $exists = NULL;
    $value =& NestedArray::getValue($this->getValues(), (array) $key, $exists);
    if (!$exists) {
        $value = $default;
    }
    return $value;
}

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