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WEB前端：06_accordion手风琴效果

2024-07-03 19:50:59   227人阅读

accordion手风琴效果

 

网站常用效果之一，以下为简化版，用于学习javascript基础知识。

 

效果图：

 

 

accordion手风琴效果 - 纯js简化版

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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>accordion手风琴效果 - 纯js简化版</title>
<style type="text/css">
*{margin: 0; padding: 0;}
#acclist {list-style: none; width: 400px; margin: 10px; padding: 0;}
#acclist li { background: #ccc; list-style: none; margin: 0 0 1px 0; padding: 0;}
#acclist li h3 {font-size: 13px; color: #fff; background: #666; padding: 5px;cursor:pointer;}
#acclist li div { display: none; padding: 5px; height: 80px;}
</style>
<script type="text/javascript">
window.onload = function() {
    var acc = document.getElementById(‘acclist‘);
    var accli = acc.getElementsByTagName(‘li‘);
 
    for(var i=0; i<accli.length; i++) {
        accli[i].getElementsByTagName(‘h3‘)[0].index = i;
        accli[i].getElementsByTagName(‘h3‘)[0].onmouseover = function() {
 
            for(var a=0; a<accli.length; a++) {
                accli[a].getElementsByTagName(‘div‘)[0].style.display = "none";
            }
 
            if(accli[this.index].getElementsByTagName(‘div‘)[0].style.display == "block") {
                accli[this.index].getElementsByTagName(‘div‘)[0].style.display = "none";
            } else {
                accli[this.index].getElementsByTagName(‘div‘)[0].style.display = "block"
            }
        }
    }
    accli[0].getElementsByTagName(‘div‘)[0].style.display = "block";
}
</script>
</head>
<body>
 
<div>
    <ul id="acclist">
        <li>
            <h3>acctit01</h3>
            <div>accdiv01</div>
        </li>
        <li>
            <h3>acctit02</h3>
            <div>accdiv02</div>
        </li>
        <li>
            <h3>acctit03</h3>
            <div>accdiv03</div>
        </li>
        <li>
            <h3>acctit04</h3>
            <div>accdiv04</div>
        </li>
        <li>
            <h3>acctit05</h3>
            <div>accdiv05</div>
        </li>
        <li>
            <h3>acctit06</h3>
            <div>accdiv06</div>
        </li>
    </ul>
</div>
 
</body>
</html>

 


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