<%@ page language="java" contentType="text/html; charset=GBK"
pageEncoding="GBK"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GBK">
<title>args</title>
</head>
<%
String bgColor = request.getParameter("bgColor");
boolean hasExplicitColor;
if (bgColor != null) {
hasExplicitColor = true;
} else {
hasExplicitColor = false;
bgColor = "WHITE";
}
%>
<!--jsp 脚本写在html中-->
<body BGCOLOR="<%=bgColor%>">
<script type="text/javascript">
<!--jsp脚本写在js中 -->
var x =
<%out.println(25);%>
<%out.println("var xx=10");%>
alert(x);
alert(xx);
</script>
<%
int xxx = 20;
%>
<script type="text/javascript">
alert(
<%=xxx%>
);
</script>
<H2 ALIGN="CENTER">Color Testing</H2>
<!--前台注释的作用： <%System.out.println("服务器端内容");
out.print("客户端输出内容");%> -->
<%
if (hasExplicitColor) {
out.println("You supplied an explicit background color of "
+ bgColor + ".");
} else {
out.println("Using default background color of WHITE. "
+ "Supply the bgColor request attribute to try "
+ "a standard color, an RRGGBB value, or to see "
+ "if your browser supports X11 color names.");
}
%>
</body>
</html>
