{assign var="number" value=1} {foreach from=$DATA key="key" item="item" name=loop} {foreach from=$item key="key2" item="item2" name=loop} {if $key==0} {assign var=nowa_suma value=$nowa_suma+$item2} {else} {assign var=nowa_suma value=$nowa_suma-$item2} {/if} {/foreach} {/foreach}

Stan początkowy:	{$TOTAL_VALUE_OLD|number_format:2:",":"." } zł
{$doc_name.$key2} { if $key==0}(+){else}(-){/if}	{$item2|number_format:2:",":"."} zł
Stan końcowy:	{$nowa_suma+$TOTAL_VALUE_OLD|number_format:2:",":"." } zł