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20230829-sessionStorage实现数据的增删改查

sessionStorage实现数据的增删改查

# sessionStorage实现数据的增删改查 (sessionStorage的方法对比localstorage)

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <h3>sessionStorage增删改查</h3>
</head>

<body>
    <script>
        var key = 'nam';
        var value = 'Mike';
        var age;
        sessionStorage.setItem(key, value);
        sessionStorage.age = 18;
        console.log(sessionStorage);

        sessionStorage.removeItem(key);
        sessionStorage.clear();

        sessionStorage.setItem('age', 25);
        sessionStorage.nam = 'Lucy';

        console.log(sessionStorage.getItem('nam'));
        console.log(sessionStorage.age);
        console.log(sessionStorage.valueOf());

    </script>
</body>

</html>

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