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>
var w;
function openwindow(){
	w=window.open('','', 'width=100,height=100');
	w.focus();
}
function myFunction(){
	w.resizeTo(500,500);
	w.focus();
}
</script>
</head>
<body>

<button onclick="openwindow()">创建窗口</button>
<button onclick="myFunction()">调整窗口</button>

</body>
</html>

源代码

动行结果