PHP根据访问用户IP判断所属区域信息
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/** * 根据访问用户IP判断所属区域信息 ** @author flyer0126 * @since2012/07/09 *//** * 获取用户端ip * @return Ambigous <unknown, string> */function getIP(){if (isset($_SERVER)) {if (isset($_SERVER)) {$realip = $_SERVER;} elseif (isset($_SERVER)) {$realip = $_SERVER;} else {$realip = $_SERVER;}} else {if (getenv("HTTP_X_FORWARDED_FOR")) {$realip = getenv( "HTTP_X_FORWARDED_FOR");} elseif (getenv("HTTP_CLIENT_IP")) {$realip = getenv("HTTP_CLIENT_IP");} else {$realip = getenv("REMOTE_ADDR");}}return $realip;}$ip = getIP();// 利用新浪接口根据ip查询所在区域信息$res0 = file_get_contents("http://int.dpool.sina.com.cn/iplookup/iplookup.php?format=json&ip=$ip");$res0 = json_decode($res0);print_r($res0);// 利用淘宝接口根据ip查询所在区域信息$res1 = file_get_contents("http://ip.taobao.com/service/getIpInfo.php?ip=$ip");$res1 = json_decode($res1);print_r($res1);
示例输出结果如下：
stdClass Object( => 1 => XXX.XXX.XXX.XXX => XXX.XXX.XXX.XXX => 中国 => 北京 => 北京 => => 电信 => 机房 => 南三环洋桥电信机房)stdClass Object( => 0 => stdClass Object ( => 中国 => 86 => 华北 => 100000 => 北京市 => 110000 => 北京市 => 110000 => => -1 => 电信 => 100017 => XXX.XXX.XXX.XXX ))
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