1 const os = require('os');
 2   
 3 function getNetworkIp() {
 4     let needHost = ''; // 打開的host
 5     try {
 6         // 獲得網(wǎng)絡(luò)接口列表
 7         let network = os.networkInterfaces();
 8     // console.log("network",network)
 9         for (let dev in network) {
10        
11             let iface = network[dev];
12             for (let i = 0; i < iface.length; i++) {
13                 let alias = iface[i];
14                 if (alias.family === 'IPv4' && alias.address !== '127.0.0.1' && !alias.internal) {
15                     needHost = alias.address;
16           // console.log("alias.address",alias.address)
17                 }
18         // console.log("alias",alias)
19             }
20         }
21     } catch (e) {
22         needHost = 'localhost';
23     }
24     return needHost;
25 }

var ip = window.location.host;
console.log("ip",ip.split(":")[0])