UC知道为啥会看不见啊？求教JavaScript高手！
来源：百度知道 编辑：UC知道 时间：2024/05/25 17:50:24
<html>
<head>
<title>My first JavaScript!
</title>
</head>
<body>
<br>
This is a normal HTML document.
<br> <!--下面是看不见的！--><!--
<script language="JavaScript">
document.write("这是以 JavaScript 印出的!")
</script> --><!--上面是看不见的！-->
<br>
Back in HTML again.
</body>
</html>
<head>
<title>My first JavaScript!
</title>
</head>
<body>
<br>
This is a normal HTML document.
<br> <!--下面是看不见的！--><!--
<script language="JavaScript">
document.write("这是以 JavaScript 印出的!")
</script> --><!--上面是看不见的！-->
<br>
Back in HTML again.
</body>
</html>
<html>
<head>
<title>My first JavaScript!
</title>
</head>
<body>
<br>
This is a normal HTML document.
<br>
<script language="JavaScript">
document.write("这是以 JavaScript 印出的!")
</script>
<br>
Back in HTML again.
</body>
</html>
你把它注释掉了当然看不见，应该这样：
<html>
<head>
<title>My first JavaScript!
</title>
</head>
<body>
<br>
This is a normal HTML document.
<br>
<script language="JavaScript">
<!--
document.write("这是以 JavaScript 印出的!")
-->
</script>
<br>
Back in HTML again.
</body>
</html>