<?php
$u_agent=$_SERVER['HTTP_USER_AGENT'];
$os_name="Unbekannt";
$os=array(
array('such'=>'Windows NT 10|Win NT 10','name'=>'Windows 10'),
array('such'=>'Windows NT 6.2|Win NT 6.2|Windows 8','name'=>'Windows 8'),
array('such'=>'Windows NT 6.1|Win NT 6.1|Windows 7','name'=>'Windows 7'),
array('such'=>'Windows NT 6.0|Win NT 6.0|Windows Vista','name'=>'Windows Vista'),
array('such'=>'Windows NT 5.1|Win NT 5.1|Windows XP','name'=>'Windows XP'),
array('such'=>'Windows NT 5.01|Win NT 5.01','name'=>'Windows 2000, Service Pack 1'),
array('such'=>'Mac OS X|Macintosh','name'=>'Mac OS X'),
array('such'=>'CrOS','name'=>'Chromium'),
array('such'=>'Linux','name'=>'Linux'),
);
for($z=0;$z<count($os);$z++){
if(@preg_match("/".$os[$z]['such']."/i",$u_agent)){
$os_name=$os[$z]['name'];
}
}
// Ausgabe
echo "<b>Betriebssystem:</b> ".$os_name;
?>
