您好,登錄后才能下訂單哦!
這篇文章主要介紹了js怎么制作可以延時消失的菜單,具有一定借鑒價值,感興趣的朋友可以參考下,希望大家閱讀完這篇文章之后大有收獲,下面讓小編帶著大家一起了解一下。
具體內容如下:
代碼:
<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>無標題文檔</title> <style> *{padding:0;margin:0;} ul{list-style:none;} a{text-decoration:none;} #menu{height:200px;border:1px solid #ccc;margin:40px auto;position:relative;} #title{position:absolute;left:0;top:0;height:50px;border:1px solid yellow;background:blue;} #title li{text-align:center;width:80px;height:30px;line-height:30px;float:left;background:#f1f1f1;border-radius:10px;color:#000;font-weight:bold;margin:10px 5px;cursor:pointer;} #subtitle{height:30px;;border:1px solid #ccc;border-radius:10px;position:absolute;top:60px;left:10px;} #subtitle:before{content:'';position:absolute;border-top:7px solid transparent;border-right:7px solid transparent;border-bottom:9px solid #ccc;border-left:7px solid transparent;top:-16px;left:30px;} #subtitle:after{content:'';position:absolute;border-top:7px solid transparent;border-right:7px solid transparent;border-bottom:9px solid #fff;border-left:7px solid transparent;top:-15px;left:30px;} #subtitle a{display:inline-block;height:20px;line-height:20px;margin:5px 5px;float:left;} #subtitle a:hover{text-decoration:underline;} </style> <script> window.onload = function () { var title = document.getElementById('title'); var subtitle = document.getElementById('subtitle'); var aA = subtitle.getElementsByTagName('a'); var aLi = title.getElementsByTagName('li'); var arr = [ { title : '首頁', subtitle : ['首頁1','首頁2','首頁3']}, { title : '關于我們', subtitle : ['關于我們1','關于我們2','關于我們3','關于我們4','關于我們5']}, { title : '課程', subtitle : ['課程1','課程2','課程3']}, { title : '新聞', subtitle : ['新聞1','新聞2']}, ]; var timer = null; for ( var i = 0; i < arr.length; i++ ) { var oLi = document.createElement('li'); oLi.innerHTML = arr[i].title; oLi.index = i; oLi.onmouseover = function () { var width = parseInt(getStyle(this,'width')); var marginRight = parseInt(getStyle(this,'marginRight')); clearTimeout(timer); subtitle.innerHTML = ''; createA(this.index); subtitle.style.left = 10 + (width + marginRight) * this.index + 'px'; subtitle.style.display = 'block'; } oLi.onmouseout = function () { timer = setTimeout(function () { subtitle.style.display = 'none'; }, 100); } title.appendChild(oLi); } subtitle.onmouseover = function () { clearTimeout(timer); this.style.display = 'block'; } subtitle.onmouseout = function () { this.style.display = 'none'; } createA(0); function createA(index){ for ( var j = 0; j < arr[index].subtitle.length; j++ ){ var oA = document.createElement('a'); oA.innerHTML = arr[index].subtitle[j]; subtitle.appendChild(oA); } } function getStyle(ele, attr) { return ele.currentStyle ? ele.currentStyle[attr] : getComputedStyle(ele,0)[attr]; } } </script> </head> <body> <div id="menu"> <ul id="title"> </ul> <div id="subtitle"> </div> </div> </body> </html>
感謝你能夠認真閱讀完這篇文章,希望小編分享的“js怎么制作可以延時消失的菜單”這篇文章對大家有幫助,同時也希望大家多多支持億速云,關注億速云行業資訊頻道,更多相關知識等著你來學習!
免責聲明:本站發布的內容(圖片、視頻和文字)以原創、轉載和分享為主,文章觀點不代表本網站立場,如果涉及侵權請聯系站長郵箱:is@yisu.com進行舉報,并提供相關證據,一經查實,將立刻刪除涉嫌侵權內容。