利用下面代码,即可获取访客所在的城市

<!DOCTYPE html>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<body>
		<p>你的地址:
		<script src="https://pv.sohu.com/cityjson?ie=utf-8"></script>
		<script>document.write(returnCitySN["cname"])</script>  
		</p>
</body>
</html>