JSFiddle - React, Tailwind, and code Playground

JavaScript

var obj = {
    fn0: function () {
        console.log(0);
    },
    fn1: function () {
        console.log(1);
    },
    fn2: function () {
        console.log(2);
    }
}

for (var zz = 0; zz < 3; zz++) {
  var fnName = 'fn' + zz;
  obj[fnName]();
}