Script untuk mengetahui device yang digunakan mobile phone atau PC/laptop

kmaren sempet bingung nyari2 script php untuk menentukan device yang digunakan hanphone atau pc/laptop.. setelah nyari2 d internet ketemu dah nih script

<?php

function isMobile() {

if(isset($_SERVER["HTTP_X_WAP_PROFILE"])) {

return true;

}

if(preg_match("/wap\.|\.wap/i",$_SERVER["HTTP_ACCEPT"])) {

return true;

}

if(isset($_SERVER["HTTP_USER_AGENT"])){

$user_agents = array("midp", "j2me", "avantg", "docomo", "novarra", "palmos", "palmsource", "240x320", "opwv", "chtml", "pda", "windows\ ce", "mmp\/", "blackberry", "mib\/", "symbian", "wireless", "nokia", "hand", "mobi", "phone", "cdm", "up\.b", "audio", "SIE\-", "SEC\-", "samsung", "HTC", "mot\-", "mitsu", "sagem", "sony", "alcatel", "lg", "erics", "vx", "NEC", "philips", "mmm", "xx", "panasonic", "sharp", "wap", "sch", "rover", "pocket", "benq", "java", "pt", "pg", "vox", "amoi", "bird", "compal", "kg", "voda", "sany", "kdd", "dbt", "sendo", "sgh", "gradi", "jb", "\d\d\di", "moto");

foreach($user_agents as $user_string){

if(preg_match("/".$user_string."/i",$_SERVER["HTTP_USER_AGENT"])) {

return true;

}

}

}

if(preg_match("/iphone/i",$_SERVER["HTTP_USER_AGENT"])) {

return false;

}

return false;

}

if (isMobile()) {

echo "mobile";

}else{

echo "web";

}

?>