This hook can be used to alter the options returned in a Dynamic field that is mapped to a category/taxonomy.

Usage

add_filter('frm_get_categories', 'frm_order_cats', 10, 2);
function frm_order_cats($args, $field){

Parameters

• $args (array) - All the parameters used in the WordPress get_categories function.
• $field (array)

Examples

Only include categories with no parent

add_filter('frm_get_categories', 'frm_order_cats', 10, 2);
function frm_order_cats($args, $field){
    if($field['id'] == 25){ //change 25 to the ID of your field
        $args['parent'] = 0;
    }
    return $args;
}