《JSP完全学习手册》学习心得:jsp:param
param.jsp:
<%@ page contentType="text/html;charset=GB2312" %>
<HTML>
<BODY>
<% double i=Math.random();
%>
<jsp:forward page="proc.jsp" >
<jsp:param name="number" value="<%=i%>" />
</jsp:forward>
</BODY>
</HTML>
proc.jsp:
<%@ page contentType="text/html;charset=GB2312" %>
<HTML>
<BODY><FONT Size=3>
<%String str=request.getParameter("number");
double n=Double.parseDouble(str);
%>
<P>传递的随机数是:<BR>
<%=n%>
</BODY>
</HTML>
