JSFiddle - React, Tailwind, and code Playground
by Torwan
HTML
<table border="1">
<tr>
<td>Cell 1</td>
<td>Cell 2</td>
<td>Cell 3</td>
<td>Cell 4</td>
<td><a href="#" id="show_1">Show Extra</a></td>
</tr>
<tr>
<td colspan="5">
<div id="extra_1" style="display: none;">
<br>hidden row
<br>hidden row
<br>hidden row
</div>
<div id="extra_2" style="display: none;">
<br>hidden row
<br>hidden row
<br>hidden row
</div>
</td>
</tr>
</table>
JavaScript
$("a[id^=show_]").click(function(event) {
$("#extra_" + $(this).attr('id').substr(5)).slideToggle("slow");
event.preventDefault();
})