How to move a post from one category to another
add_action(‘wpcf7_mail_sent’, function ($cf7) { $submission = WPCF7_Submission::get_instance(); $data = $submission->get_posted_data(); if( empty($data[‘_wpcf7_container_post’]) ) return; $post_id = (int) $data[‘_wpcf7_container_post’]; wp_remove_object_terms( $post_id, ‘available’, ‘category’); wp_set_object_terms( $post_id, ‘booked’, ‘category’); });