<?php // if you're using composer require __DIR__ . '/../vendor/autoload.php'; // v0 style global function - @deprecated $uaInfo = parse_user_agent(); // or // modern namespaced function $uaInfo = donatj\UserAgent\parse_user_agent(); echo $uaInfo[donatj\UserAgent\PLATFORM] . PHP_EOL; echo $uaInfo[donatj\UserAgent\BROWSER] . PHP_EOL; echo $uaInfo[donatj\UserAgent\BROWSER_VERSION] . PHP_EOL;