<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ page isELIgnored="false" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>标签库实例</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<h4><c:out value="forEach实例"></c:out></h4>
<hr>
<%
String item[]=new String[5];
item[0]="核心标签库";
item[1]="国际化签库";
item[2]="SQL标签库";
item[3]="XML标签库";
item[4]="函数标签库";
request.setAttribute("item", item);
%>
<b><c:out value="不指定begin和end的迭代"></c:out></b><br>
<c:forEach var="item" items="${item }">
<c:out value="${item }"/><br></c:forEach>
<b> <c:out value="指定begin和end的迭代"/></b><br>
<c:forEach var="item" items="${item }" begin="1" end="3" step="1" varStatus="s">
<c:out value="${item }"/><br>
</c:forEach>
<b><c:out value="输出整个迭代的信息"/></b><br>
<c:forEach var="item" items="${item }" begin="3" end="4" step="1" varStatus="s">
<c:out value="${item }"/>的四种属性：<br>
所在位置，即索引：<c:out value="${s.index }"/><br>
总共迭代次数：<c:out value="${s.count }"/><br>
是否为第一个值：<c:out value="${s.first }"/><br>
是否为最后一个值：<c:out value="${s.last }"/><br>
</c:forEach>
</body>
</html>
时间： 2024-10-11 23:27:26