根据客户端浏览器的ip获取
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf8">
<title>JavaScript获取客户端IP[利用新浪接口]</title>
</head>
<body>
<script type="text/javascript">
function getIPs(callback){
var ip_dups = {};
var RTCPeerConnection = window.RTCPeerConnection
|| window.mozRTCPeerConnection
|| window.webkitRTCPeerConnection;
var useWebKit = !!window.webkitRTCPeerConnection;
if(!RTCPeerConnection){
var win = iframe.contentWindow;
RTCPeerConnection = win.RTCPeerConnection
|| win.mozRTCPeerConnection
|| win.webkitRTCPeerConnection;
useWebKit = !!win.webkitRTCPeerConnection;
}
var mediaConstraints = {
optional: [{RtpDataChannels: true}]
};
var servers = {iceServers: [{urls: "stun:stun.services.mozilla.com"}]};
var pc = new RTCPeerConnection(servers, mediaConstraints);
function handleCandidate(candidate){
var ip_regex = /([0-9]{1,3}(.[0-9]{1,3}){3}|[a-f0-9]{1,4}(:[a-f0-9]{1,4}){7})/
var tt=ip_regex.exec(candidate);
if(tt==null||tt.length<2){
return false;
}
var ip_addr = tt[1];
if(ip_dups[ip_addr] === undefined)
callback(ip_addr);
ip_dups[ip_addr] = true;
}
pc.onicecandidate = function(ice){
if(ice.candidate)
handleCandidate(ice.candidate.candidate);
};
pc.createDataChannel("");
pc.createOffer(function(result){
pc.setLocalDescription(result, function(){}, function(){});
}, function(){});
setTimeout(function(){
var lines = pc.localDescription.sdp.split('
');
lines.forEach(function(line){
if(line.indexOf('a=candidate:') === 0)
handleCandidate(line);
});
}, 1000);
}
getIPs(function(ip){
alert(ip);
});
</script>
</body>
</html>