af/form/args
Alter the arguments used to display a form. The arguments are either passed to the function call or defined as attributes on a shortcode.
<?php
function filter_args( $args, $form ) { $args['submit_text'] = 'Send'; return $args;}add_filter( 'af/form/args/key=FORM_KEY', 'filter_args', 10, 2 );Modifiers
Section titled “Modifiers”af/form/args— Applies to all forms.af/form/args/key=FORM_KEY— Applies to forms with a specific key.af/form/args/id=FORM_ID— Applies to forms with a specific post ID.