JSP-declareAndOutput

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
errorPage="HelloWorld.jsp"    pageEncoding="ISO-8859-1"%>
<!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=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
<%--Test declare and output--%>
<!-- Test output -->
<%!
public final String baseValue="aaa";

/**
@parm   null
@returns String.
*/
public String getNewValue()
{
    return String.valueOf(Integer.parseInt(baseValue));
}
%>

<%=getNewValue() %>
</body>
</html> 
原文地址:https://www.cnblogs.com/fang-beny/p/3316712.html