http_user_agent

[Anon]

I have a string

$var_user = getenv("HTTP_USER_AGENT");

which prints out the os/browser/etc...

How can I divide up the information so I can print it neatly.

Eg. You are using MSIE 5.5 and running Windows 98.

please give me the code, i'm new to php

[Anon]

I found very nice class to do it here u have it:
<code>
&lt;?php

/***************************************
Description : BrowserDetector
File Name : browserDetector.php3
Author : epsilon7 for PHyX8 studios
Author Email : [e-mail]
Created : Thursday, May 11, 2000
Last Modified : Wednesday, July 12, 2000
Modified By : epsilon7
'
INFO:
Returns Browser information

based on HTTP_USER_AGENT

Ported from The Webmonkey JavaScript Source
##BrowserDetector()
##Parses User-Agent string into useful info.
##Source: Webmonkey Code Library
##(http://www.hotwired.com/webmonkey/javascript/code_library/)
##Author: Rich Blaylock
##Author Email: [e-mail]

Usage:

include("browserDetector.php3");
$bd = new BrowserDetector;

Variables:
$bd->BROWSER // Netscape, MSIE, Opera
$bd->PLATFORM // Win95, Unix, Windows 98, Mac, PPC, etc.
$bd->VERSION // MajorVersion.MinorVersion
$bd->MAJORVER // Major Version (before . in version string)
$bd->MINORVER // Minor Version (after . in version string)

'****************************************/
class BrowserDetector

{ var $UA = "";
var $BROWSER = "Unknown";
var $PLATFORM = "Unknown";
var $VERSION = "";
var $MAJORVER = "";
var $MINORVER = "";
var $IP = $REMOTE_ADDR; //xxx added by Oliwier Ptak 5 - 09 - 2000 / [e-mail] / [e-mail]
var $HOST = $REMOTE_HOST; //xxx added by Oliwier Ptak 7 - 09 - 2000 / [e-mail] / [e-mail]

/ START CONSTRUCTOR /
function BrowserDetector()
{ $this->UA = getenv(HTTP_USER_AGENT);
$preparens = "";
$parens = "";
$i = strpos($this->UA,"(");
if ($i >= 0)
{ $preparens = trim(substr($this->UA,0,$i));
$parens = substr($this->UA,$i+1,strlen($this->UA));
$j = strpos($parens,")");
if($j>=0)
{ $parens = substr($parens,0,$j);
}
}
else
{ $preparens = $this->UA;
}
$browVer = $preparens;
$token = trim(strtok($parens,";"));
while($token)
{ if($token=="compatible")
{

}
elseif(preg_match("/MSIE/i","$token"))
{ $browVer = $token;
}
elseif(preg_match("/Opera/i","$token"))
{ $browVer = $token;
}
elseif(preg_match("/X11/i","$token") || preg_match("/SunOS/i","$token") || preg_match ("/Linux/i","$token"))
{ $this->PLATFORM = "Unix";
}
elseif(preg_match("/Win/i","$token"))
{ $this->PLATFORM = trim($token);
}
elseif(preg_match("/Mac/i","$token") || preg_match("/PPC/i","$token"))
{ $this->PLATFORM = trim($token);
}
$token = strtok(";");
}
$msieIndex = strpos($browVer,"MSIE");
if($msieIndex >= 0)
{ $browVer = substr($browVer,$msieIndex,strlen($browVer));
}
$leftover = "";
if(substr($browVer,0,strlen("Mozilla")) == "Mozilla")
{ $this->BROWSER = "Netscape";
$leftover=substr($browVer,strlen("Mozilla")+1,strlen($browVer));
}
elseif(substr($browVer,0,strlen("Lynx")) == "Lynx")
{ $this->BROWSER = "Lynx";
$leftover=substr($browVer,strlen("Lynx")+1,strlen($browVer));
}
elseif(substr($browVer,0,strlen("MSIE")) == "MSIE")
{ $this->BROWSER = "IE";
$leftover=substr($browVer,strlen("MSIE")+1,strlen($browVer));
}
elseif(substr($browVer,0,strlen("Microsoft Internet Explorer")) == "Microsoft Internet Explorer")
{ $this->BROWSER = "IE";
$leftover=substr($browVer,strlen("Microsoft Internet Explorer")+1,strlen($browVer));
}
elseif(substr($browVer,0,strlen("Opera")) == "Opera")
{ $this->BROWSER = "Opera";
$leftover=substr($browVer,strlen("Opera")+1,strlen($browVer));
}
$leftover = trim($leftover);
$i=strpos($leftover," ");
if($i > 0)
{ $this->VERSION = substr($leftover,0,$i);
}
else
{ $this->VERSION = $leftover;
}
$j = strpos($this->VERSION,".");
if($j >= 0)
{ $this->MAJORVER = substr($this->VERSION,0,$j);
$this->MINORVER = substr($this->VERSION,$j+1,strlen($this->VERSION));
}
else
{ $this->MAJORVER = $this->VERSION;
}
}
}
/****************************************
Some Test Results

Testing : Mozilla/4.73 [en] (Win98; U)
Browser : Netscape
Platform : Win98
Version : 4.73
Major Version : 4
Minor Version : 73

Testing : Opera/4.0 (Windows 98;US) Beta 3 [en]
Browser : Opera
Platform : Windows 98
Version : 4.0
Major Version : 4
Minor Version : 0

Testing : Mozilla/4.0 (compatible; MSIE 5.0; Windows 98; DigExt)
Browser : IE
Platform : Windows 98
Version : 5.0
Major Version : 5
Minor Version : 0

'****************************************/

?&gt;