判断ios还是Android

 <script>
        //判断ios还是Android
        var u = navigator.userAgent;
        var isAndroid = u.indexOf('Android') > -1 || u.indexOf('Adr') > -1; //android终端
        var isiOS = !!u.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/); //ios终端

        if(isAndroid){
        }else if(isiOS){
            window.location.href = 'http://fms.news.cn/swf/2018_sjxw/10_1_sgq/index.html';

        }

        var is_mobile = true;
        if( navigator.userAgent.match(/Android/i)
            || navigator.userAgent.match(/webOS/i)
            || navigator.userAgent.match(/iPhone/i)
            || navigator.userAgent.match(/iPad/i)
            || navigator.userAgent.match(/iPod/i)
            || navigator.userAgent.match(/BlackBerry/i)
            || navigator.userAgent.match(/Windows Phone/i)
        ){
            is_mobile = true;
        }
    </script>