JSFiddle - React, Tailwind, and code Playground

by FiNGAHOLiC

JavaScript

(function(){
    var img = new Image();
    img.src = 'http://foo.com/img/bar.png'
    alert(img.width);
    alert(img.height);
    if (img.width === 0 && img.height === 0) {
        window.alert('zero');
    } else {
        window.alert('not zero');
    }
}())