{foreach from=$vars item=desc key=v} {if is_array($desc)} {foreach from=$desc item=sub_desc key=sub_v} {/foreach} {/if} {/foreach}

{foreach from=$wa_vars item=desc key=v} {/foreach}

{foreach from=$smarty_vars item=desc key=v} {/foreach}

{foreach $blocks as $block_id => $b} {/foreach}