JSFiddle - React, Tailwind, and code Playground

HTML

<input type="checkbox" id="myCheckbox" checked > Hello

<br/>
<button id="toggler">Toggle Checkbox</button>

JavaScript

$("#toggler").on("click", function() {
	var state = $('#myCheckbox').prop("checked");
  if (!state)
		$('#myCheckbox').prop("checked", true);
  else
  	$('#myCheckbox').prop("checked", false);
});