參考文檔地址1

參考文檔地址2

試驗(yàn)了一下，是可行的，獲取本地IP地址

html代碼

 <h1>ip:{{ip}}</h1>

js代碼-VUE

  mounted() {
      this.getUserIP((ip) => {
        this.ip = ip;
      });
    },
  methods:{
      getUserIP(onNewIP) {
      let MyPeerConnection = window.RTCPeerConnection || window.mozRTCPeerConnection || window.webkitRTCPeerConnection;
      let pc = new MyPeerConnection({
          iceServers: []
        });
      let noop = () => {
        };
      let localIPs = {};
      let ipRegex = /([0-9]{1,3}(\.[0-9]{1,3}){3}|[a-f0-9]{1,4}(:[a-f0-9]{1,4}){7})/g;
      let iterateIP = (ip) => {
        if (!localIPs[ip]) onNewIP(ip);
        localIPs[ip] = true;
      };
      pc.createDataChannel('');
      pc.createOffer().then((sdp) => {
        sdp.sdp.split('\n').forEach(function (line) {
          if (line.indexOf('candidate') < 0) return;
          line.match(ipRegex).forEach(iterateIP);
        });
        pc.setLocalDescription(sdp, noop, noop);
      }).catch((reason) => {
      });
      pc.onicecandidate = (ice) => {
        if (!ice || !ice.candidate || !ice.candidate.candidate || !ice.candidate.candidate.match(ipRegex)) return;
        ice.candidate.candidate.match(ipRegex).forEach(iterateIP);
      };
    }
  }

頁面展示

image.png