public function DependentDropdown::getFormId in Examples for Developers 3.x
Same name and namespace in other branches
- 8 ajax_example/src/Form/DependentDropdown.php \Drupal\ajax_example\Form\DependentDropdown::getFormId()
Returns a unique string identifying the form.
The returned ID should be a unique string that can be a valid PHP function name, since it's used in hook implementation names such as hook_form_FORM_ID_alter().
Return value
string The unique string identifying the form.
Overrides FormInterface::getFormId
File
- modules/
ajax_example/ src/ Form/ DependentDropdown.php, line 17
Class
- DependentDropdown
- Re-populate a dropdown based on form state.
Namespace
Drupal\ajax_example\FormCode
public function getFormId() {
return 'ajax_example_dependentdropdown';
}