JSFiddle - React, Tailwind, and code Playground

HTML

<label for="cs">Show the div?</label><input name="check_status" type="checkbox" class="mycheckbox" value="yes" id="cs" />
<div id="myDiv">text</div>

JavaScript

$('#myDiv').hide();
$('.mycheckbox').change(function() {
      if ($(this).is(':checked')) {
          $('#myDiv').show();
        } else {
          $('#myDiv').hide();

        }
      })