JAVA入门[11]-jsp几点基础语法

<%@include file="copyright.jsp"%>

<jsp:include page="copyright.jsp"></jsp:include>

<%!
    String getDate(){
        Date date=new Date();
        SimpleDateFormat format=new SimpleDateFormat("yyyy-MM-dd");
        return format.format(date);
    }
%>
<div>
    当前时间：<%=getDate()%>
</div>

<%!
    int n=0;
    int count(){
        n++;
        return n;
    }
%>
<div>刷新次数<%=count()%></div>

<%
int n1=0;
    n1++;
%>
<div>n1=<%=n1%></div>

<jsp:forward page="detail.jsp">
<jsp:param name="id" value="100"></jsp:param>
</jsp:forward>

<%@page isELIgnored="false" %>

<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
version="3.0">

<div>
    servername:${pageContext.request.serverName}<br>
    serverport:${pageContext.request.serverPort}
</div>