extract a zip file to a folder

extract a zip file to a folder

<?php
//download library from http://www.phpconcept.net/pclzip/index.en.php#download
include('pclzip.lib.php');
//zip file to extract
$archive = new PclZip('printerport1.zip');
//extract to a folder called newdir
if ($archive->extract(PCLZIP_OPT_PATH, 'newdir') == 0)
{
//failed
die("Error : ".$archive->errorInfo(true));
}
echo "Successfully extracted files;
?>