<%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core" %>
<%@ taglib prefix="un" uri="http://jakarta.apache.org/taglibs/unstandard-1.0" %>
<%
java.util.ArrayList arrayList = new java.util.ArrayList(5);
arrayList.add("1");
arrayList.add("2");
arrayList.add("3");
arrayList.add("4");
arrayList.add("5");
pageContext.setAttribute("collection", arrayList);
java.util.TreeMap map = new java.util.TreeMap();
map.put("1","1");
map.put("2","2");
map.put("3","3");
map.put("4","4");
map.put("5","5");
pageContext.setAttribute("map", map);
pageContext.setAttribute("string", "string");
pageContext.setAttribute("array", new int[] {1,2,3,4,5});
%>
testSize.jsp
Collection: [ ], size:
Map: [ ], size:
String: "", size:
Array: [ ], size: