JSFiddle - React, Tailwind, and code Playground

by tu genhua

HTML

<input type="button" value="loadImg" onclick = "loadImage('http://img01.taobaocdn.com/imgextra/i1/397746073/T2BDE8Xb0bXXXXXXXX-397746073.jpg',imgLoad)">
    
    <script>
        function loadImage(url,callback) {
	var img = new Image();
	img.src = url;
	img.onload = function(){
		img.onload = null;
		callback.call(img);
	}
}
        function imgLoad(){
	        alert(this.width);
        }
    </script>