Jquery 如何使此菜单将其效果延迟一秒钟?

Jquery 如何使此菜单将其效果延迟一秒钟?,jquery,html,css,css-animations,Jquery,Html,Css,Css Animations,我正试图使这个侧菜单更方便用户。如果从下往上悬停,则在其中导航没有问题,但是如果从上往下悬停,当您尝试将鼠标悬停在另一个父级上时,用户很难切换到另一个父级。我认为最好是延迟效果,这样用户就有时间从一个家长切换到另一个家长 <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script> </head> <b

我正试图使这个侧菜单更方便用户。如果从下往上悬停,则在其中导航没有问题,但是如果从上往下悬停,当您尝试将鼠标悬停在另一个父级上时,用户很难切换到另一个父级。我认为最好是延迟效果,这样用户就有时间从一个家长切换到另一个家长

    <head>
 <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
</head>
<body>

<style>
#nav
{
    margin:0; 
    padding:0;   
    float:left;
    background:white;
}
#nav li 
{
    list-style:none; 
    background:#f8f8f8; width:209px; 
    border-bottom: 1px solid #666; 
}
#nav li a
 {
    display:block; 
    padding:8px; 
    border-left:4px solid #a89172; 
    text-decoration:none;  color:#4b4b4b;     
    text-transform: uppercase;     
    font-family:serif; 
    font-size: 15px;
    -webkit-transition:background 0.2s, color 0.2s;
        -moz-transition:background 0.2s, color 0.2s;
        -ms-transition:background 0.2s, color 0.2s; 
        -o-transition:background 0.2s, color 0.2s;
        transition:background 0.2s, color 0.2s;
}
#nav li a:hover
{ 
    border-left: 4px solid #d5bb8d; 
    background: #f8f8f8;     
    text-transform: uppercase;     
    font-family:serif; 
    font-size: 15px;
     -webkit-transition-delay:0.1s;     
        -moz-transition-delay:0.1s; 
        -ms-transition-delay:0.1s;     
        -o-transition-delay:0.1s;     
        transition-delay:0.1s

}

#nav li ul 
{ 
     visibility: hidden;    
     display:none;
      opacity:0;
  transition:opacity 0.5s linear;
}



#nav li:hover ul
{
    margin-left:-2pc;   
    visibility: visible;
    display:block;
    opacity:1;
}

#nav li:hover ul li 
{
    background:#a89172; 
    margin-left: 5px; 
    border-left: 4px solid #d5bb8d;

}
#nav li:hover ul li a 
{ 
    color:#ffffff;     
    text-transform: uppercase;     
    font-family:serif; 
    font-size: 13px;

}
#nav li:hover ul li a:hover 
{ 
    background:#d5bb8d; 
    border-left: 4px solid #d5bb8d; 
    color:ffffff;    
    text-transform: uppercase;     
    font-family:serif; font-size: 13px;
}



}
/*box-shadow: 2px 2p*/
</style>


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        <li><a href="http://store.premierequestrian.com/Mini-Pony-Kids-Jumps_c_131.html">Kids Jumps</a></li>
        <li><a href="http://horsejumps.net/Category/Standards/Jump-Assembly-Instructions.html" target="_blank">Jump Assembly Instructios</a></li>







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    <li><a href="http://dressagearena.net/pages/barn-and-stables.html">Barn & Stable Packages</a></li>
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    <li><a href="http://www.dressagearena.net/pages/fly_control.html" target="_blank"> Fly Control</a></li>




    </ul>
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    <li><a href="http://store.premierequestrian.com/Wireless-Audio-Systems_c_98.html">ComTek Wireless System</a></li>
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    <li><a href="http://www.dressagearena.net/pages/horse_care_nutrition.html" target="_blank">Care & Nutrition</a></li>
    <li><a href="https://www.youtube.com/playlist?list=PLxtS4Ltt9gzaNqvUFitFaBK22GmcvPMFT" target="_blank">ProTips Video Clips</a></li>



    </ul>
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<li><a href="http://store.premierequestrian.com/Books-DVDs-Gifts_c_16.html">
Books/DVD's/Gifts</a>

<ul>
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    <li><a href="http://www.kidjumps.net/" target="_blank">Kid Jumps</a></li>



    </ul>
</li>



</ul>
<script type="text/javascript">
$('.nav ul li').hover(function(){
    $(this).children('ul').stop(true,false,true).slideToggle(400);
});

</script>

#导航
{
保证金:0;
填充:0;
浮动:左;
背景:白色;
}
#李海军
{
列表样式:无;
背景:#F8;宽度:209px;
边框底部:1px实心#666;
}
#李娜
{
显示:块;
填充:8px;
左边框:4px实心#a89172;
文字装饰:无;颜色:#4b4b;
文本转换:大写;
字体系列:衬线;
字体大小:15px;
-webkit过渡:背景0.2s,颜色0.2s;
-moz过渡:背景0.2s,颜色0.2s;
-ms转换:背景0.2s,颜色0.2s;
-o过渡:背景0.2s,颜色0.2s;
过渡:背景0.2s,颜色0.2s;
}
#导航李a:悬停
{ 
左边框:4px实心#d5bb8d;
背景:#f8f8;
文本转换:大写;
字体系列:衬线;
字体大小:15px;
-webkit转换延迟:0.1s;
-moz转换延迟:0.1s;
-ms转换延迟:0.1s;
-o-转换延迟:0.1s;
转换延迟:0.1s
}
#纳夫利乌尔
{ 
可见性:隐藏;
显示:无;
不透明度:0;
过渡:不透明度0.5s线性;
}
#李海军:悬停
{
左边距:-2厘米;
能见度:可见;
显示:块;
不透明度:1;
}
#导航李:悬停ul李
{
背景:#a89172;
左边距:5px;
左边框:4px实心#d5bb8d;
}
#导航李:悬停ul李a
{ 
颜色:#ffffff;
文本转换:大写;
字体系列:衬线;
字体大小:13px;
}
#导航李:悬停ul李a:悬停
{ 
背景#d5bb8d;
左边框:4px实心#d5bb8d;
颜色:ffffff;
文本转换:大写;
字体系列:衬线;字体大小:13px;
}
}
/*盒影:2px2p*/
$('.nav ul li')。悬停(函数(){ $(this).children('ul').stop(真、假、真).slideToggle(400); });
使用
delay()
。请参见此处的API:

您有
,但jQuery中的选择器是
$('.nav ul li')
,永远不会应用。它应该是
$('#nav ul li')
,除非上面缺少一些代码。