代码块语法是定义网页呈现时所执行的内嵌代码。定义内嵌代码的语法标记元素为:
<%内嵌代码%>
示例:
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<script type="text/javascript">
var day1 = new Date();
document.write("当前时间是:" + day1.toLocaleTimeString());
</script>
</head>
<body>
<form runat="server" id="form1">
<div>
<%if(DateTime.Now.Hour<12)%>
上午好!
<%else%>
下午好!
</div>
</form>
</body>
</html>