JSFiddle - React, Tailwind, and code Playground

HTML

<table>
  <tr>
    <td><input type="button" title="Toggle" value="Show" id="btn534534" class="toggle" />    </td>
    <td>some data about ID 534534</td>
  </tr>
  <tr id="row534534" class="hiddenRow">
    <td colspan="2">some hidden data about ID 534534 that must show/hide with toggle</td>
  </tr>
  <tr>
    <td><input type="button" title="Toggle" value="Show" id="btn2423434" class="toggle" /></td>
    <td>some data about ID 2423434</td>
  </tr>
  <tr id="row2423434" class="hiddenRow">
    <td colspan="2">some hidden data about ID 2423434that must show/hide with toggle</td>
  </tr>
  <!-- many more rows here -->
</table>

JavaScript

$(function() {
    $(".toggle").click(function() {
        $(this).closest('tr').next('tr.hiddenRow').toggle(); 
    });
});