function InputDemo::submitForm
Same name in other branches
- 8.x-1.x form_api_example/src/Form/InputDemo.php \Drupal\form_api_example\Form\InputDemo::submitForm()
- 4.0.x modules/form_api_example/src/Form/InputDemo.php \Drupal\form_api_example\Form\InputDemo::submitForm()
Overrides FormInterface::submitForm
File
-
modules/
form_api_example/ src/ Form/ InputDemo.php, line 305
Class
- InputDemo
- Implements InputDemo form controller.
Namespace
Drupal\form_api_example\FormCode
public function submitForm(array &$form, FormStateInterface $form_state) {
// Find out what was submitted.
$values = $form_state->getValues();
foreach ($values as $key => $value) {
$label = $form[$key]['#title'] ?? $key;
// Many arrays return 0 for unselected values so lets filter that out.
if (is_array($value)) {
$value = array_filter($value);
}
// Only display for controls that have titles and values.
if ($value && $label) {
$display_value = is_array($value) ? preg_replace('/[\\n\\r\\s]+/', ' ', print_r($value, 1)) : $value;
$message = $this->t('Value for %title: %value', [
'%title' => $label,
'%value' => $display_value,
]);
$this->messenger()
->addMessage($message);
}
}
}