JSFiddle - React, Tailwind, and code Playground

HTML

<button id="button">Button</button>

JavaScript

function registerEvents (a, b) {
  $('button').addEvent('click', a).addEvent('click', b);
}

function start () {
  var f1 = function (i) { alert(i); };
  var f2 = function (i) { alert(i); };
  registerEvents(f1.pass(123), f2.pass(456));
}

start();