{assign var=m value=1} {foreach $tanks as $single} {capture assign=m}{$m+1}{/capture} {/foreach}

No	Name	Cell no.	Cells view	Edit	Delete
{$m}	{$single->name}	{if $single->tank_type eq 1} 200 (type a) {elseif $single->tank_type eq 2} 200 (type b) {elseif $single->tank_type eq 3} 3000 cells {else} 32k {/if}	Cells view	Edit	Delete