最多投票5个。

最新推荐文章于 2024-07-14 11:39:08 发布

femalcoder

最新推荐文章于 2024-07-14 11:39:08 发布

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分类专栏： javascript

本文链接：https://blog.csdn.net/femalcoder/article/details/53671663

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<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

<%@ 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>My JSP 'index.jsp' starting page</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">
	-->

<script type="text/javascript">
	function check() {
		var count = 0;
		for (var i = 0; i < document.form1.cid.length; i++) {
			if (document.form1.cid[i].checked) {
				count++;
			}
			if (count > 5) {
				window.alert("最多只能选5个人！");
				return false;
			}
		}
	}
</script>
</head>

<body>
	<form name="form1" action="VoteServlet?method=add" method="post">
		候选人姓名及其事迹：
		<c:forEach items="${candidatelist}" var="c" varStatus="status">
			<br>
			<input type="checkbox" name="cid" οnclick="return check()" value="${c.cid}">${c.cname}
				${c.cdesc}
			<br>
		</c:forEach>
		<input type="submit" value="确定"> <input type="reset" value="取消">
	</form>
</body>
</html>