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<meta charset="UTF-8" />
<title>Document</title>
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.btn{width:100px;}
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<h1>获取本地ip地址方法</h1>
<br>
<button class="btn" onclick="getIp()">点击获取ip</button>
<script src="http://pv.sohu.com/cityjson?ie=utf-8"></script>
<script>
function getIp() {
console.log(returnCitySN);
alert(returnCitySN[‘cip‘] + returnCitySN[‘cname‘]);
};
</script>
</body>
</html>
原文：https://www.cnblogs.com/zxm1993/p/10845117.html