Code PHP buat ngecek browser

Sedikit code PHP buat ngecek Browser

 

function cekBrowser()
{
 $useragent = $_SERVER["HTTP_USER_AGENT"];

 

 if (preg_match("|MSIE ([0-9].[0-9]{1,2})|",$useragent,$matched)) {
     $browser_version=$matched[1];
     $browser = "IE";
 } elseif (preg_match( "|Opera ([0-9].[0-9]{1,2})|",$useragent,$matched)) {
  $browser_version=$matched[1];
  $browser = "Opera";
 } elseif(preg_match("|Firefox/([0-9\.]+)|",$useragent,$matched)) {
  $browser_version=$matched[1];
        $browser = "Firefox";
 } elseif(preg_match("|Safari/([0-9\.]+)|",$useragent,$matched)) {
        $browser_version=$matched[1];
        $browser = "Safari";
 } else {
        // browser not recognized!
  $browser_version = 0;
  $browser= "other";
 }
 
 return $browser;
}