Gets the form element that triggered submission.

Return value

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

2 methods override FormStateInterface::getTriggeringElement()

FormState::getTriggeringElement in core/lib/Drupal/Core/Form/FormState.php

Gets the form element that triggered submission.

FormStateDecoratorBase::getTriggeringElement in core/lib/Drupal/Core/Form/FormStateDecoratorBase.php

Gets the form element that triggered submission.

File

core/lib/Drupal/Core/Form/FormStateInterface.php, line 1029

Class

FormStateInterface

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

Namespace

Drupal\Core\Form

Code

public function &getTriggeringElement();

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