js跳转手机端

<script>
    var host = window.location.protocol+'//'+window.location.host+'/'; //获取当前域名
    var host_wap = window.location.protocol+'//'+window.location.host+'/wap/'; //要跳转的手机端地址，这里写的是wap/

    console.log(host)
    console.log(host_wap)

    //电脑端跳转手机端
    var mobileAgent = new Array("iphone", "ipod", "ipad", "android", "mobile", "blackberry", "webos", "incognito", "webmate", "bada", "nokia", "lg", "ucweb", "UCBrowser", "skyfire");
    var browser = navigator.userAgent.toLowerCase();
    var isMobile = false;
    for (var i=0; i<mobileAgent.length; i++){
        if (browser.indexOf(mobileAgent[i])!=-1){
            isMobile = true;
            //alert(mobileAgent[i]);
            var url = window.location.href;
            location.href =url.replace( host, host_wap );//跳转手机端的网址
            break;
        }
    }
</script>