「php学習」PHPでアクセスされたブラウザ名を判別する方法

2015年3月5日

phpコード
<?php
if(strpos($_SERVER[“HTTP_USER_AGENT"],"MSIE 8.0″))
echo “Internet Explorer 8.0";
else if(strpos($_SERVER[“HTTP_USER_AGENT"],"MSIE 7.0″))
echo “Internet Explorer 7.0";
else if(strpos($_SERVER[“HTTP_USER_AGENT"],"MSIE 6.0″))
echo “Internet Explorer 6.0";
else if(strpos($_SERVER[“HTTP_USER_AGENT"],"Firefox/3″))
echo “Firefox 3";
else if(strpos($_SERVER[“HTTP_USER_AGENT"],"Firefox/2″))
echo “Firefox 2";
else if(strpos($_SERVER[“HTTP_USER_AGENT"],"Chrome"))
echo “Google Chrome";
else if(strpos($_SERVER[“HTTP_USER_AGENT"],"Safari"))
echo “Safari";
else if(strpos($_SERVER[“HTTP_USER_AGENT"],"Opera"))
echo “Opera";
else echo $_SERVER[“HTTP_USER_AGENT"];
?>