Same name in other branches

1. 8.x-1.x form_api_example/src/Form/SimpleForm.php \Drupal\form_api_example\Form\SimpleForm::buildForm()
2. 4.0.x modules/form_api_example/src/Form/SimpleForm.php \Drupal\form_api_example\Form\SimpleForm::buildForm()

Build the simple form.

A build form method constructs an array that defines how markup and other form elements are included in an HTML form.

Parameters

array $form: Default form array structure.

\Drupal\Core\Form\FormStateInterface $form_state: Object containing current form state.

Return value

array The render array defining the elements of the form.

Overrides FormInterface::buildForm

File

modules/form_api_example/src/Form/SimpleForm.php, line 32

Class

SimpleForm

Implements the SimpleForm form controller.

Namespace

Drupal\form_api_example\Form

Code

public function buildForm(array $form, FormStateInterface $form_state) {
    $form['description'] = [
        '#type' => 'item',
        '#markup' => $this->t('This basic example shows a single text input element and a submit button'),
    ];
    $form['title'] = [
        '#type' => 'textfield',
        '#title' => $this->t('Title'),
        '#description' => $this->t('Title must be at least 5 characters in length.'),
        '#required' => TRUE,
    ];
    // Group submit handlers in an actions element with a key of "actions" so
    // that it gets styled correctly, and so that other modules may add actions
    // to the form. This is not required, but is convention.
    $form['actions'] = [
        '#type' => 'actions',
    ];
    // Add a submit button that handles the submission of the form.
    $form['actions']['submit'] = [
        '#type' => 'submit',
        '#value' => $this->t('Submit'),
    ];
    return $form;
}