JSFiddle - React, Tailwind, and code Playground

JavaScript

function funcOne() {
    console.log('one');
}

function funcTwo() {
    console.log('two');
}

function funcThree() {
    console.log('three');
}

var i = 0;
var funcs = [ funcOne, funcTwo, funcThree ];
setInterval(function() {
    funcs[i % funcs.length]();
    i++;
}, 2000);