Tryit Editor v2.9

Edit This Code:
<!DOCTYPE html>
<html>
<head>
<style>
table {
    width: 100%;
}

table, th, td {
    border: 1px solid black;
}
</style>
</head>
<body>

<p>Click the button to return the value of the headers attribute of td with id "myTd".</p>

<table>
 <tr>
   <th id="name">Name</th>
   <th id="email">Email</th>
   <th id="phone">Phone</th>
   <th id="addr">Address</th>
 </tr>
 <tr>
   <td id="myTd" headers="name">John Doe</td>
   <td headers="email">someone@example.com</td>
   <td headers="phone">+45342323</td>
   <td headers="addr">Rosevn 56,4300 Sandnes,Norway</td>
 </tr>
</table>
<br>

<button onclick="myFunction()">Try it</button>

<p id="demo"></p>

<script>
function myFunction() {
    var x = document.getElementById("myTd").headers;
    document.getElementById("demo").innerHTML = x;
}
</script>

</body>
</html>