capitalize(capitalize the first letter of all words in the variable)
test.php:
$ smarty = new Smarty;
$smarty->assign('articleTitle', 'Police begin campaign to rundown jaywalkers.');
$smarty->display('test.html');
test.html:
{$articleTitle}
{$articleTitle|capitalize}
Output:
Police begin campaign to rundown jaywalkers.
Police Begin Campaign To Rundown Jaywalkers.