Using preg_replace to convert non-anchored URLs into HTML hyperlinks.

1. <?php
2.    $text = "This is a link to http://www.wjgilmore.com/.";
3.    echo preg_replace("/http://(.*)//", "<a href='${0}'>${0}</a>", $text);
4.  
5.    // from "Beginning PHP 5 and MySQL: From Novice to Professional", courtesty apress.com
6. ?>
7.