JSFiddle - React, Tailwind, and code Playground

by Qwerty_Wasd

HTML

<table>
	<tr>
		<td></td>
		<td></td>
		<td></td>
	</tr>
	<tr>
		<td></td>
		<td></td>
		<td></td>
	</tr>
	<tr>
		<td></td>
		<td></td>
		<td></td>
	</tr>
</table>

CSS

table {
	border-collapse: collapse;
}
td {
	height: 50px;
	width: 100px;
	border: 2px solid red;
}

JavaScript

// add attribute
document.getElementsByTagName('table')[0].rows[1].cells[0].setAttribute('rowspan','2');

// delete cell
document.getElementsByTagName('table')[0].rows[2].cells[0].remove();