uniapp如何获取IP地址

js获取

<script src="http://pv.sohu.com/cityjson?ie=utf-8"></script>
<script type="text/javascript">  
    console.log(returnCitySN["cip"]+','+returnCitySN["cname"])  
</script>

uniapp获取

uni.request({
    url:'http://pv.sohu.com/cityjson?ie=utf-8',
	method:'POST',
	success: (res) => {
        const reg = /\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/;
		let ip = reg.exec(res.data);
		console.log(ip[0]);
	}
})