Python-Areacode/3.html at main · simadi/Python-Areacode · GitHub

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<!DOCTYPE html>

<html lang="zh" xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="utf-8" />
    <title></title>
    <script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.6.1/jquery.min.js"></script>
    <script>
        function SetData(a) {
            //alert(a);
            console.info(a);
        }
        $(function () {
           // $("#city").on("change", function () { alert($(this).val()); });

            $('#city').change(function () {
                SetData($(this).val());
                //console.info(event.data.a.length);
            });
        });// onchange="SetData(this);"
    </script>
</head>
<body>
    <select id="city">
        <option value="12">ffff1</option>
        <option value="234">ffff2</option>
    </select>
</body>
</html>