Action Hooks wpf_before_submit Action hook triggered before the form submission is processed.This hook allows developers to execute custom logic before the system validates, stores, or sends the form data. Hook Syntax do_action('wpf_before_submit', $submit_data, $settings, $post_id); Parameters Parameter Type Description $submit_data array Processed form submission data $settings array Current form settings $post_id int ID of the page/post containing the form Use Hook add_action('wpf_before_submit', 'my_custom_before_submit', 10, 3); function my_custom_before_submit($submit_data, $settings, $post_id) { // Code here }