The current timestamp can be accessed with {$smarty.now}. The
number reflects the number of seconds passed since the so-called
Epoch (January 1, 1970) and can be passed directly to
date_format modifier for display purposes.
Example 4-7. using {$smarty.now}
{* use the date_format modifier to show current date and time *}
{$smarty.now|date_format:"%Y-%m-%d %H:%M:%S"}
