JSFiddle - React, Tailwind, and code Playground

HTML

<table id="table">
    <tr>
        <th>This</th>
        <th>Is</th>
        <th>Table</th>
        <th>Header</th>
        <th>in</th>
        <th>JsFiddle</th>
    </tr>
</table>

CSS

th, td {
    border: 1px solid black;
}

JavaScript

for(var i=0; i<=5; i++){
  var tr = document.createElement('tr');
    for(var j=0; j<=5; j++){
        var td = document.createElement('td');
        td.innerText = "test";
        tr.appendChild(td);
    }
  document.getElementById('table').appendChild(tr);
}