JSFiddle - React, Tailwind, and code Playground

JavaScript

function chk(){

var img = new Image();   // Create new image element

img.onload = function(){
    return false;
};

img.onerror = function() {
    return true;
};

// Try to change this URL to nonexistant image
img.src = 'https://www.google.com/images/srpr/logo3w.png'; // Set source path

}

if (chk())
{
alert("IMAGE LOADED");
}
else
{
alert("IMAGE FAILED TO LOAD ("+chk()+")");
}