在线运行代码 - 菜鸟教程

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(cainiaoplay.com)</title>
<script>
function alertComplete(){
	alert("图片加载完成: " + document.getElementById("compman").complete);
}
</script>
</head>

<body onload="alertComplete()">
<img id="compman" src="compman.gif.html" alt="Computerman" width="107" height="98">

</body>
</html>

源代码

动行结果