ip.js

let clientIp
$.getJSON("https://api.ipify.org/?format=json", function(e) {
   clientIp = e.ip;
});

// linux 获取内网地址
ifconfig -a|grep inet|grep -v 127.0.0.1|grep -v inet6|awk '{print $2}'|tr -d "addr:"

// mac 获取内网地址
ipconfig getifaddr en0

// 获取公网地址
curl api.ipify.org
curl cip.cc
curl ip.sb
curl ifconfig.co
curl ifconfig.co/json