解析smarty 截取字符串函数 truncate的用法介绍

//index.php $smarty = new Smarty; 
$smarty->assign('zikaoTitle', 'Two Sisters Reunite after Eighteen Years at Checkout Counter.'); 
$smarty->display('index.tpl'); 
//index.tpl 
{$zikaoTitle} 
{$zikaoTitle|truncate} 
{$zikaoTitle|truncate:30} 
{$zikaoTitle|truncate:30:""} 
{$zikaoTitle|truncate:30:"---"} 
{$zikaoTitle|truncate:30:"":true}
{$zikaoTitle|truncate:30:"...":true}