public function FormState::getValue in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/lib/Drupal/Core/Form/FormState.php \Drupal\Core\Form\FormState::getValue()
Returns the submitted form value for a specific key.
Parameters
string|array $key: Values are stored as a multi-dimensional associative array. If $key is a string, it will return $values[$key]. If $key is an array, each element of the array will be used as a nested key. If $key = array('foo', 'bar') it will return $values['foo']['bar'].
mixed $default: (optional) The default value if the specified key does not exist.
Return value
mixed The value for the given key, or NULL.
Overrides FormStateInterface::getValue
File
- core/
lib/ Drupal/ Core/ Form/ FormState.php, line 989 - Contains \Drupal\Core\Form\FormState.
Class
- FormState
- Stores information about the state of a form.
Namespace
Drupal\Core\FormCode
public function &getValue($key, $default = NULL) {
$exists = NULL;
$value =& NestedArray::getValue($this
->getValues(), (array) $key, $exists);
if (!$exists) {
$value = $default;
}
return $value;
}