標籤：odi intval char public int 應用 attribute intvalue getattr
在整個伺服器運行過程中，application對象只有一個
下面的例子是訪問次數的統計
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%><!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=UTF-8"><title>應用對象 application的使用</title></head><body><%if(application.getAttribute("counter") == null){application.setAttribute("counter", "1");}else{String num = application.getAttribute("counter").toString();int count = Integer.valueOf(num).intValue();count++;application.setAttribute("counter", String.valueOf(count));}%>您是第<%= application.getAttribute("counter") %> 位訪問者！</body></html>
Application 應用對象
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