wk8/lect/hello3.html


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<!DOCTYPE html>

<html lang="en">
    <head>
        <script>

            document.addEventListener('DOMContentLoaded', function() {
                document.querySelector('form').addEventListener('submit', function(event) {
                    alert('hello, ' + document.querySelector('#name').value);
                    event.preventDefault();
                });
            });

        </script>
        <title>hello2</title>
    </head>
    <body>
        <form>
            <input autocomplete="off" autofocus id="name" placeholder="Name" type="text">
            <input type="submit">
        </form>
    </body>
</html>