dedecms 隔行变色

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>隔行变色示例</title>
    <style>
        table {
            width: 100%;
            border-collapse: collapse;
        }
        th, td {
            padding: 8px;
            text-align: left;
            border-bottom: 1px solid #ddd;
        }
        tr:nth-child(even) {
            background-color: #f2f2f2;
        }
    </style>
</head>
<body>
    <table>
        <tr>
            <th>Name</th>
            <th>Age</th>
        </tr>
        <tr>
            <td>John Doe</td>
            <td>30</td>
        </tr>
        <tr>
            <td>Jane Smith</td>
            <td>25</td>
        </tr>
        <tr>
            <td>Mike Johnson</td>
            <td>40</td>
        </tr>
    </table>
</body>
</html>

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>隔行变色示例</title>
    <style>
        table {
            width: 100%;
            border-collapse: collapse;
        }
        th, td {
            padding: 8px;
            text-align: left;
            border-bottom: 1px solid #ddd;
        }
        .even {
            background-color: #f2f2f2;
        }
    </style>
</head>
<body>
    <table id="myTable">
        <tr>
            <th>Name</th>
            <th>Age</th>
        </tr>
        <tr>
            <td>John Doe</td>
            <td>30</td>
        </tr>
        <tr>
            <td>Jane Smith</td>
            <td>25</td>
        </tr>
        <tr>
            <td>Mike Johnson</td>
            <td>40</td>
        </tr>
    </table>

    <script>
        document.addEventListener("DOMContentLoaded", function() {
            var table = document.getElementById("myTable");
            for (var i = 1; i < table.rows.length; i++) {
                if (i % 2 === 0) {
                    table.rows[i].classList.add("even");
                }
            }
        });
    </script>
</body>
</html>