set-block-example.tpl

{set-block scope=root variable=my_var_name}
   {let selected_id_array=$attribute.content}
      {section var=Options loop=$attribute.class_content.options}
      {section-exclude match=$selected_id_array|contains( $Options.item.id )|not}
      {$Options.item.name|wash( xhtml )}{delimiter}<br/>{/delimiter}{/section}
   {/let}
{/set-block}