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• required: whether the registered field should be validated on presence. (Default: false)

• array: whether the input sent for the registered field is an array. E.g. with multiple file fields (Default: false)

Example:

{% register_form_field field_line.name, required: field_line.required, array: false %}

Note that this tag does not directly output anything in the HTML. In the background this tag adds some information to a hash that is generated by the form tag. 

To generate the HTML, use the form_input_name and html_input filters.

Input:

{{ "Name" | form_input_name | html_input: "checkbox" }}

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