根据ip获取地理信息.php

<?phpfunction getIPLoc_sina($queryIP){ $url = 'http://int.dpool.sina.com.cn/iplookup/iplookup.php?format=json&ip='.$queryIP; $ch = curl_init($url); curl_setopt($ch,CURLOPT_ENCODING ,'utf8'); curl_setopt($ch, CURLOPT_TIMEOUT, 5); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true) ; // 获取数据返回 $location = curl_exec($ch); $location = json_decode($location); curl_close($ch); $loc = ""; if($location===FALSE) return ""; if (empty($location->desc)) { $loc = $location->province.$location->city.$location->district.$location->isp; }else{ $loc = $location->desc; } return $loc;}echo getIPLoc_sina("183.37.209.57");