JSFiddle - React, Tailwind, and code Playground

HTML

<button id="try">try it!</button>

JavaScript

document.querySelector("#try").addEventListener("click", function() {
    var callbacks1 = [];
    for (var i = 0; i < 3; i++) {
        function hoge(i) {
          alert(i);
          hoge(i+1);
        }
    }
});