JSFiddle - React, Tailwind, and code Playground

by techiedelight

HTML

<img src="https://secure.gravatar.com/avatar?d=broken_image"/>

JavaScript

var default_avatar = 'https://secure.gravatar.com/avatar?d=wavatar';

window.addEventListener("load", event => {
  var image = document.querySelector('img');
  var isLoaded = image.complete && image.naturalHeight !== 0;
  if (!isLoaded) {
    image.src = default_avatar;
  }
});