web or VUE 前端最直接获取IP地址方法

<script src="http://pv.sohu.com/cityjson?ie=utf-8">

<script type="text/javascript">

  var Ip=returnCitySN['cip']

var cityname=returnCitySN['cname']

localStorage.setItem('Ip', Ip)

localStorage.setItem('cityname', cityname)

</script>