1. Go to this page and download the library: Download janci/sitemap-generator library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
janci / sitemap-generator example snippets
$siteMap = new SitemapGenerator();
$siteMap->scanSite(new UrlScanDriver("http://www.example.com/"));
$urls = $siteMap->getFoundUrls();