js获取本地ip和地区

来源：刀刀网

<!DOCTYPE html>
<html lang="en">

<head>
 <meta charset="UTF-8">
 <title>Document</title>
</head>

<body>
 <script type="text/javascript" charset="utf-8"> 
 function get_ip(cb) { 
 var script = document.createElement("script"),
 s = document.getElementsByTagName("script")[0];
 script.src = "http://int.dpool.sina.com.cn/iplookup/iplookup.php?format=jsonp";
 s.parentNode.insertBefore(script, s); 
 var it = setInterval(function() { 
 if (!!remote_ip_info) {
 cb(remote_ip_info);
 remote_ip_info = null;
 clearInterval(it);
 it = null;
 }
 }, 100);
 }
 get_ip(function(info) {
 alert('你的ip所在地为:' + info.country + info.province + info.city);
 }); 
 </script>
</body>

</html>

<!doctype html>
<html>

<head>
 <meta charset="utf-8">
 <title>t1</title>
 <meta content="width=device-width,initial-scale=1.0,maximum-scale=1.0,user-scalable=0" name="viewport">
</head>
<body>
 <h1>点击获取ip</h1>
 <br>
 <button class="xxx-btn" onclick="aa()">click me</button>
 <script src="http://pv.sohu.com/cityjson?ie=utf-8"></script>
 <script> 
 function aa() { 
 alert(returnCitySN['cip'] + returnCitySN['cname']);
 console.log(returnCitySN);
 }; </script>
</body>

</html>

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