最简单的主题解决方案

2024年5月8日 97次阅读 来源: LeeTse 
<!DOCTYPE html>
<html>
<head>
    <title></title>
    <style type="text/css">
        .wrap{
            width: 100vw;
            height: 100vh;
        }
        [class='theme_white']>.wrap{
            background-color: lightgray;
        }
        [class='theme_black']>.wrap{
            background-color: black;
        }
    </style>
</head>
<body class="theme_white">
    <div class="wrap">
        <select id="select">
            <option value='theme_white'>白</option>
            <option value='theme_black'>黑</option>
        </select>    
    </div>
</body>
<script type="text/javascript">
    let dom = document.getElementById('select');
    let body = document.getElementsByTagName('body')[0];
    dom.onchange = function(){
        body.className = dom.value;
    }
</script>
</html>
    原文作者：LeeTse
    原文地址: https://segmentfault.com/a/1190000018740378
    本文转自网络文章，转载此文章仅为分享知识，如有侵权，请联系博主进行删除。
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