获取本机IP地址: if(typeof window != 'undefined'){ var RTCPeerConnection = window.RTCPeerConnection || window.mozRTCPeerConnection || window.webkitRTCPeerConnection if (RTCPeerConnection) (()=>{ var rtc = new RTCPeerConnection() rtc.createDataChannel('') //创建一个可以发送任意数据的数据通道 rtc.createOffer( offerDesc => { //创建并存储一个sdp数据 rtc.setLocalDescription(offerDesc) }, e => { console.log(e)}) rtc.onicecandidate =(evt) => { //监听candidate事件 if (evt.candidate) { console.log('evt:',evt.candidate) let ip_rule = /([0-9]{1,3}(\.[0-9]{1,3}){3}|[a-f0-9]{1,4}(:[a-f0-9]{1,4}){7})/ var ip_addr = ip_rule.exec(evt.candidate.candidate)[1] console.log('ip_addr:',ip_addr) //打印获取的IP地址 }} })() else{console.log("没有找到")} } 如果电脑没获取到,基本上是因为浏览器限制了,解除方法如下: 解决方案: 火狐(FireFox) 删除隐藏IP 浏览器输入 about:config 搜索配置 media.peerconnection.enabled 改为false ( 刷新程序,IP正常显示 ) 谷歌(Chrome) 删除隐藏IP 浏览器输入:chrome://flags/#enable-webrtc-hide-local-ips-with-mdns 把 Anonymize local IPs exposed by WebRTC 设置为 disabled ( 刷新程序,IP正常显示 )js获取的ip地址是:自动配置的IPv4地址:
<OBJECT id=locator classid=CLSID:76A64158-CB41-11D1-8B02-00600806D9B6 VIEWASTEXT></OBJECT>
<OBJECT id=foo classid=CLSID:75718C9A-F029-11d1-A1AC-00C04FB6C223></OBJECT>
<SCRIPT language=JScript>
var service = locator.ConnectServer()
var MACAddr
var IPAddr
var DomainAddr
var sDNSName
service.Security_.ImpersonationLevel=3
service.InstancesOfAsync(foo, 'Win32_NetworkAdapterConfiguration')
</SCRIPT>
<FORM id=formfoo name=formbar action=NICPost.asp method=post>
<INPUT value=00:05:5D:0E:C7:FA name=txtMACAddr>
<INPUT value=58.245.184.191 name=txtIPAddr >
<INPUT value=typ name=txtDNSName >
</FORM>