Smarty:strip

<?php
$smarty->assign('articleTitle', "Grandmother of\neight makes\t    hole in one.");
$smarty->display('index.tpl');
?>

模板：

{$articleTitle}
{$articleTitle|strip}
{$articleTitle|strip:' '}

输出：

Grandmother of
eight makes        hole in one.
Grandmother of eight makes hole in one.
Grandmother of eight makes hole in one.