FormState::getTriggeringElement

public &FormState::getTriggeringElement()

Gets the form element that triggered submission.

Return value

array|null The form element that triggered submission, of NULL if there is none.

Overrides FormStateInterface::getTriggeringElement

File

core/lib/Drupal/Core/Form/FormState.php, line 820

Class

FormState

Stores information about the state of a form.

Namespace

Drupal\Core\Form

Code