app判断链接参数后缀跳转不同地址的方法

http://testhf.irongbei.com/DoubleAct/index?from=app

<?php $urlp = (isset($_GET['from']) && $_GET['from'] == 'app') ? '/AppStatics/noToT#plist':'/MIndex/plist';?>
<p style="font-size:13px;display:none;" id='t_invest'><a href=<?php echo $urlp;?> style="color:#ff0000;" >可用累计投资额不足，快去出借吧</a></p>