PHP怎么判断当前使用的浏览器类型

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判断浏览器类型方法

function userBrowser() {     $user_OSagent = $_SERVER['HTTP_USER_AGENT'];      if (strpos($user_OSagent, "Maxthon") && strpos($user_OSagent, "MSIE")) {         $visitor_browser = "Maxthon(Microsoft IE)";     } elseif (strpos($user_OSagent, "Maxthon 2.0")) {         $visitor_browser = "Maxthon 2.0";     } elseif (strpos($user_OSagent, "Maxthon")) {         $visitor_browser = "Maxthon";     } elseif (strpos($user_OSagent, "MSIE 9.0")) {         $visitor_browser = "MSIE 9.0";     } elseif (strpos($user_OSagent, "MSIE 8.0")) {         $visitor_browser = "MSIE 8.0";     } elseif (strpos($user_OSagent, "MSIE 7.0")) {         $visitor_browser = "MSIE 7.0";     } elseif (strpos($user_OSagent, "MSIE 6.0")) {         $visitor_browser = "MSIE 6.0";     } elseif (strpos($user_OSagent, "MSIE 5.5")) {         $visitor_browser = "MSIE 5.5";     } elseif (strpos($user_OSagent, "MSIE 5.0")) {         $visitor_browser = "MSIE 5.0";     } elseif (strpos($user_OSagent, "MSIE 4.01")) {         $visitor_browser = "MSIE 4.01";     } elseif (strpos($user_OSagent, "MSIE")) {         $visitor_browser = "MSIE 较高版本";     } elseif (strpos($user_OSagent, "NetCaptor")) {         $visitor_browser = "NetCaptor";     } elseif (strpos($user_OSagent, "Netscape")) {         $visitor_browser = "Netscape";     } elseif (strpos($user_OSagent, "Chrome")) {         $visitor_browser = "Chrome";     } elseif (strpos($user_OSagent, "Lynx")) {         $visitor_browser = "Lynx";     } elseif (strpos($user_OSagent, "Opera")) {         $visitor_browser = "Opera";     } elseif (strpos($user_OSagent, "Konqueror")) {         $visitor_browser = "Konqueror";     } elseif (strpos($user_OSagent, "Mozilla/5.0")) {         $visitor_browser = "Mozilla";     } elseif (strpos($user_OSagent, "Firefox")) {         $visitor_browser = "Firefox";     } elseif (strpos($user_OSagent, "U")) {         $visitor_browser = "Firefox";     } else {         $visitor_browser = "其它";     }     return $visitor_browser; }

直接调用 userBrowser()

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