regex_replace

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

Basic usage

{$myVar|regex_replace:"/foo/":"bar"}

> Note > > Although Smarty supplies this regex convenience modifier, it is > usually better to apply regular expressions in PHP, either via custom > functions or modifiers. Regular expressions are considered application > code and are not part of presentation logic.

Parameters

| Parameter Position | Type | Required | Description | |--------------------|--------|----------|------------------------------------------------| | 1 | string | Yes | This is the regular expression to be replaced. | | 2 | string | Yes | This is the string of text to replace with. |

Examples

<?php

$smarty->assign('articleTitle', "Infertility unlikely to\nbe passed on, experts say.");

Where template is:

{replace each carriage return, tab and new line with a space}

{$articleTitle}
{$articleTitle|regex_replace:"/[\r\t\n]/":" "}

Will output:

Infertility unlikely to
be passed on, experts say.
Infertility unlikely to be passed on, experts say.

See also replace and escape.