JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<head>
<title>change text on mouse over and change back on mouse out
</title>
 <script type="text/javascript">
    function changeText(text)
        {
            var display = document.getElementById('text-display');
            display.innerHTML = "";
            display.innerHTML = text;
        }
          function changeback(text)
        {
            var display = document.getElementById('text-display');
            display.innerHTML = "";
            display.innerHTML = text;
        }
    </script>

</head>
<html>

<body>
<div id="box" onmouseover="changeText('Yes, this is Onmouseover Text')" onmouseout="changeback('any thing')" >

<div id="text-display" >
any thing 
</div>

</div>
</body>
</html>

CSS

#box {
float: left;
width: 150px;
height: 150px;
margin-left: 20px;
margin-top: 20px;
padding: 15px;
border: 5px solid black;
}