field_factory(name, definition = null) is a Twig function to create a field on the fly with a name and optional definition.
| Parameter | Description |
|---|---|
| name | The name of the field |
| definition | The definition of the field, same options as a field definition in contenttypes.yaml |
{% set field = field_factory('title', { 'type': 'text', 'label' : 'Awesome title' }) %}Source: Forms