- {$value.class=isset($value.class) ? $value.class : ''}
- {$value.class=!empty($value.on) ? $value.class .' filter-on' : $value.class .' filter-off'}
+ {$value.attr.class=isset($value.attr.class) ? $value.attr.class : ''}
+ {$value.attr.class=!empty($value.on) ? $value.attr.class .' filter-on' : $value.attr.class .' filter-off'}