FormStateInterface::getValue

public &FormStateInterface::getValue($key, $default = NULL)

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.

File

core/lib/Drupal/Core/Form/FormStateInterface.php, line 300

Class

FormStateInterface

Provides an interface for an object containing the current state of a form.

Namespace

Drupal\Core\Form

Code

public function &getValue($key, $default = NULL);