JSFiddle - React, Tailwind, and code Playground

HTML

Right() Not Working: <img src="http://thomaswd.com/Maze/arrow.png" onclick="right()" id="right" width="100" height="100" /><br /><br />

Working after renaming to Right1(): <img src="http://thomaswd.com/Maze/arrow.png" onclick="right1()" width="100" height="100" />

JavaScript

function right(){
  alert('hello');
}

function right1(){
  alert('hello');
}