JSFiddle - React, Tailwind, and code Playground
HTML
<body>
<button id="clicker" onClick="iterateArray()">View Array</button>
<p id="main"></p>
</body>
JavaScript
window.iterateArray = function (){
var fruits = ['apple', 'lemon', 'orange'];
var main = document.getElementById('main');
fruits.forEach(function(element, index, array){
main.appendChild(document.createTextNode(element + ' is at index ' + index));
main.appendChild(document.createElement("br"));
});
}