literal function:

Literal The data in the label area will be treated as text, and the template will ignore all characters inside it. Information.

This feature is used to display javascript that may contain character information such as braces. Script.

can also be used to output braces when {} is forced to be interpreted.

When this information is in {literal}{/literal } tag, the template engine will not analyze them and display them directly.

eg1:

{foreach from=$custid item= curr_id}
id: {$curr_id}<br>
{/foreach}

Output:

eg2:

##{literal}{foreach from=$custid item=curr_id}
id: {$curr_id}<br>
{/foreach}
{/literal}

Output: