Craft\AmFormsVariable::getFieldHandles PHP Method

    public function getFieldHandles()
    {
        $handles = array();
        $fields = craft()->fields->getAllFields('handle', AmFormsModel::FieldContext);
        foreach ($fields as $field) {
            $handles[] = array('label' => $field->name, 'value' => $field->handle);
        }
        return $handles;
    }