jquery waypoint動畫每個李fadeup

Question

我試圖使用jquery waypoint在每個li上做淡出，因爲我向下滾動頁面。我無法得到它每個李的工作。

下面的代碼：

$('ul.animated li').each(function(){ 
    $(this).waypoint(function(){ 
     $(this).addClass('fadeInUp'); 
    },{ 
     offset:'100%' 
    }); 
    }); 

<ul class="no-margin animated"> 
    <li><a href="/our-services/business-and-commercial-law.html">Business &amp; Commercial Law <i class="fa fa-check"></i></a></li> 
    <li><a href="/our-services/business-and-commercial-law/banking-and-finance.html">Banking &amp; Finance <i class="fa fa-check"></i></a></li> 
    <li><a href="/our-services/business-and-commercial-law/commercial-contracts-and-agreements.html">Commercial Contracts &amp; Agreements <i class="fa fa-check"></i></a></li> 
    <li><a href="/our-services/debt-recovery-and-insolvency.html">Debt Recovery &amp; Insolvency <i class="fa fa-check"></i></a></li> 
    <li><a href="/our-services/debt-recovery-and-insolvency/debt-recovery.html">Debt Recovery <i class="fa fa-check"></i></a></li> 
    <li><a href="/our-services/debt-recovery-and-insolvency/insolvency.html">Insolvency <i class="fa fa-check"></i></a></li> 
    <li><a href="/our-services/property-law.html">Property Law <i class="fa fa-check"></i></a></li> 
    <li><a href="/our-services/property-law/real-estate.html">Real Estate <i class="fa fa-check"></i></a></li> 
    <li><a href="/our-services/property-law/leases.html">Leases <i class="fa fa-check"></i></a></li> 
    <li><a href="/our-services/litigation-and-dispute-resolution.html">Litigation &amp; Dispute Resolution <i class="fa fa-check"></i></a></li> 
    <li><a href="/our-services/wills-and-estates.html">Wills &amp; Estates <i class="fa fa-check"></i></a></li> 
    <li><a href="/our-services/wills-and-estates/estate-planning-and-wills.html">Estate Planning &amp; Wills <i class="fa fa-check"></i></a></li> 
    <li><a href="/our-services/wills-and-estates/probate-and-estate-administration.html">Probate &amp; Estate Administration <i class="fa fa-check"></i></a></li> 
    <li><a href="/our-services/wills-and-estates/estate-litigation.html">Estate Litigation <i class="fa fa-check"></i></a></li> 
</ul> 

我不知道如何得到它的工作，如果有人可以幫助，那將是非常美妙的。

Answer 1

我得到它的工作使用這樣的：

$('ul.animated li').each(function(){ 
    var $el = $(this); 
    $el.waypoint(function(){ 
     $el.addClass('fadeInUp'); 
    },{ 
     offset:'100%' 
    }); 
    });