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pc、スマフォ分岐処理　php

pc側、スマフォでPCにアクセスしたら

/index.html

<?php
$ua=$_SERVER["HTTP_USER_AGENT"];
if((strpos($ua,"iPhone")!==false)||(strpos($ua,"iPod")!==false)||(strpos($ua,"Android")!==false)) {
	header("Location:/sp/");
	exit();
}
?><!DOCTYPE html>
<html lang="ja-JP">
<head>

 

PCでスマフォurlにアクセスしたらpcへ

<?php
  $ua=$_SERVER['HTTP_USER_AGENT'];
  $browser = ((strpos($ua,'iPhone')!==false)||(strpos($ua,'iPod')!==false)||(strpos($ua,'Android')!==false));
  if ($browser != true){
	header("Location:/");
	exit();
  }
 ?><!DOCTYPE html>
<html lang="ja-JP">

 

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