根据user-agent判断客户端是PC、安卓、苹果显示不同内容

    <div class="download link" id="downloadSHY">

        <a href="苹果APP链接" id="iosdown" style="display:none">

            立即下载

        </a>

        <a href="安卓APP链接" id="androiddown" style="display:none">

            立即下载

        </a>

        <a href="PC端链接" id="pcdown" style="display:none">

            立即下载

        </a>

    </div>

    百度压缩版引用地址:

    <script src="https://libs.baidu.com/jquery/1.9.1/jquery.min.js"></script>

    微软压缩版引用地址:

    <script src="https://ajax.aspnetcdn.com/ajax/jquery/jquery-1.9.1.min.js"></script>

    官网jquery压缩版引用地址:

    <script src="https://code.jquery.com/jquery-1.9.1.min.js"></script>

    <script>

    $(function() {

    var mobile_flag = isMobile();

    // console.log(mobile_flag);

    if(mobile_flag == false){

    $("#phoneOrWeb").show();

    $('#pcdown').show();

    }else if(mobile_flag == 'iPhone'){

    $('#ios').show();

    $('#iosdown').show();

    }else{

    $('#android').show();

    $('#androiddown').show();

    }

    });

    function isMobile() {

    var userAgentInfo = navigator.userAgent;

    var mobileAgents = [ "Android", "iPhone", "SymbianOS", "Windows Phone", "iPad","iPod"];

    var mobile_flag = false;

    //根据userAgent判断是否是手机

    for (var v = 0; v < mobileAgents.length; v++) {

    if (userAgentInfo.indexOf(mobileAgents[v]) > 0) {

    mobile_flag = mobileAgents[v];

    break;

    }

    }

    return mobile_flag;

    }

    </script>