JSFiddle - React, Tailwind, and code Playground

HTML

<form method="post" >
    <input />
    <input type="submit" onclick="return report(event);" />
</form>
<br />
<div id="reportdiv">

</div>
    
<script>
function report(event) {
    var reportmsg = '<br />';
    for (i in {
        "ctrlKey": "",
        "shiftKey": "",
        "altKey": "",
        "metaKey": ""
    }) 
    {
        reportmsg += i + ' = ' + event[i] + '<br />';
    }
    var date = new Date()
    reportmsg += '<br />' + date;
    document.getElementById("reportdiv").innerHTML = reportmsg;
    return false;
}
</script>