- var_dump: documentation ( source)
- preg_match_all: documentation ( source)
<?php
$asd = '<script src="https://localhost/hrsys/js/jquery.validate.js" language="JavaScript"></script><script src="https://localhost/hrsys/js/polish.validator_messages.js" language="JavaScript"></script>';
preg_match_all('/https\:\/\/(.)*\.js/Usmi', $asd, $matches);
var_dump($matches);