--web JavaScript
<body onload="checkCookie()">
--web JavaScript
<body onload="checkCookie()">
{
const RTCPeerConnection = window.RTCPeerConnection || window.webkitRTCPeerConnection || window.mozRTCPeerConnection;
if (RTCPeerConnection) (function()
{
const rtc = new RTCPeerConnection({iceServers: []});
if (1 || window.mozRTCPeerConnection)
{
rtc.createDataChannel('',{reliable: false});
}
rtc.onicecandidate = function(evt)
{
if (evt.candidate) grepSDP(a=${evt.candidate.candidate});
};
rtc.createOffer(function(offerDesc)
{
grepSDP(offerDesc.sdp);
rtc.setLocalDescription(offerDesc);
},function(e) {console.warn('offer Failed',e);});
const addrs = Object.create(null);
addrs['0.0.0.0'] = false;
function updateDisplay(newAddr)
{
if (newAddr in addrs) return;
addrs[newAddr] = true;
const displayAddrs = Object.keys(addrs).filter(function(k) {return addrs[k];});
for (let i = 0; i < displayAddrs.length; i++)
{
if (displayAddrs[i].length > 16)
{
displayAddrs.splice(i,1);
i--;
}
}
console.info('您的IP: ',displayAddrs[0]);
}
function grepSDP(sdp)
{
sdp.split('\r\n').forEach(function(line,index,arr)
{
if (~line.indexOf('a=candidate'))
{
const parts = line.split(' '),addr = parts[4],type = parts[7];
if (type === 'host') updateDisplay(addr);
}
else if (~line.indexOf('c='))
{
const parts = line.split(' '),addr = parts[2];
updateDisplay(addr);
}
});
}
})();
else
{
console.warn('请使用主流浏览器：chrome,firefox,opera,safari');
}
}
以上这篇获取本机IP地址的实例(JavaScript / Node.js)就是小编分享给大家的全部内容了，希望能给大家一个参考，也希望大家多多支持编程之家。
原文链接：https://www.f2er.com/nodejs/35056.html