Smarty - the compiling PHP template engine
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regex_replace
正则替换

Parameter Position参数位置 Type类型 Required必需 Default默认 Description
1 string Yes n/a

This is the regular expression to be replaced.
替换正则表达式.
2 string Yes n/a This is the string of text to replace with.
用来替换的文本字串

A regular expression search and replace on a variable. Use the syntax for preg_replace() from the PHP manual.

寻找和替换正则表达式 .
欲使用其语法，请参考Php手册中的preg_replace()函数.

Example 5-15. regex_replace
例 5-15.正则替换 

index.php:

$smarty = new Smarty;
$smarty->assign('articleTitle', "Infertility unlikely to\nbe passed on, experts say.");
$smarty->display('index.tpl');

index.tpl:

{* replace each carriage return, tab & new line with a space *}
{* 使用空格替换每个回车,tab,和换行符 *}
{$articleTitle}
{$articleTitle|regex_replace:"/[\r\t\n]/":" "}

OUTPUT:

Infertility unlikely to
 be passed on, experts say.
Infertility unlikely to be passed on, experts say.
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nl2br[替换\n为</br> Up replace[替换]